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Transcript of TH E IR - Forgotten Books
R A ILW A Y
TH E IRL
AND C ONSTRUC TION
WITR RIM Aan OK
RAILWAY ACCIDENTS,
A 1“)
P ROPOS AL S F O R THE IR PREVE NT ION.
ROBERT RITCHIE,
c w u xmmn mA RSOQIAIR 0"
“P118 0? CIVIL INOIfiBUIS,
LOND ON
7313720 70!
BROWN. GRE EN. AND LONGMANS,
‘
PATRRICOSTll - ROW.
1846.
C ONT E N T S.
Introductory Remarks
Inland Transit
Origin of Railways Roads of the Anc ientsStone Wheel TracksRailways InventedC ast- Iron Plate RailsC ast- Iron Edge RailsPlate Rails ImprovedMalleable Iron Plate RailsWood RailsC ast- Iron Edge RailsMalleable Iron Edge RailsRigidity ofMalleable Iron RailsD ifi
'
erent Forms ofMalleable Iron RailsSetting Stone Blocks at Intervals
Wood Sleepers
Seating C hairs upon the BlocksWedging or Keying the Rails to the C hairs
Railways on C ontinuous Bearings
Longitudinal Sleepers or Bearings on theGreatWestern
C ontinuous Bearings on C roydon RailwayFlanch of the WheelC arriage Axle and Bearings
C arriage Springs
Gauge or Width between the Rails
Railway passing Places, Points, and C rossings
vi CONTENTS.
D anger ofLines Intersec ting Single Lines
Turntables
D esigning a Line of RailwayPr inc iple of Railway C ommunication
E ffec t of Resistance of C arriages on Railways
C arriage BreaksRailway Gradients
Curves on a Line of RailwayFormation of the RoadWidth between the two Lines ofRailsWidth of Spac es outside the RailsWidth of the Roadway and Angle of Slopes
Earth Works
C oating of the RailwayD rainage
Retaining WallsViaducts
Bridges
Tu nnelsRailway Stations
C ost of Railways
Motive Power of the RailwayInvention of the Loc omotive E ngine
Trevithick and Vivian'
s Locomotive Engine
BlenkenSOp’
s Loc omotive E ngine
C hapmans’
Loc omotive Engine
Brunton’
s Locomotive Engine
Tindall and Bottomly’
s Plan
Slow Progress of Invention
Blacket’
s E xperiments on Adhesion
Stephenson’
s Loc omotive Engine
Losh and Stephenson’
s Patent
C ONTENTS. vii
Page
228
e Science of Locomotive Engines in 1826 281
233
erpooland Manchester Railway 288
Liverpool and Manchester Rail
the Liverpool and Manchester Railwayof the Modern Loc omotive Engine
Engine Boilers
1011
Pressure as a Motive Power
Railway SystemInventedRailway Kingston and DalkeyRailway London and C roydon
Railway - Pinkus and Pilbrow’
s Patentsy other Plans
Summary of Report of Royal Gauge C ommission
D ifierence of Opinion as to Gradients
Cau ses of Railway Accidents
C ONTENTS.
Acc idents fromMismanagement, or the Railway Ad
ministration, and fromNegligence
Acc idents fromCollision
Acc idents from one Train Running into another
fromovertaking it, or the like
Acc idents fromexcessive SpeedAccidents fromNegligence
Accidents fromRailway C onstruction, or fromD efect
of any Part of the Working Mac hinery, and fromImperfection of the Engine
Acc idents fromDefects of the Engine
Acc idents fromBoiler Imperfections
Ac c idents from Imperfections of the Rails and
Railway Curves
Acc idents fromImperfect Fences
Acc idents fromImperfec t Earth Works and Bridges
Acc idents fromC arriage Imperfections
Acc idents fromFire
Observations on Railway C arriages
Proposals for Increase of Safety in Railway Travellingand Improvement of the Railway System
C onc lusion
ERRATUM .
Page 47. The C ut shou ld be inverted.
RAILWAYS
m u
RISE, PROGRESS, AND CONSTRUCTION,
&c .
INTRODUC TORY REMARKS.
THE unlimited extent to which railway traffic
appears likely to attain, the vast fields of enter
prise it has already opened up, and its grow
ing importanc e to the interests of the human
rac e, must make every consideration afl'
ecting the
c onstruc tion, working, and safety of railways a
matter interesting to all. Any suggestions, there
fore, which may tend in the least degree to
promote the general safety, cannot fail of being
favou rably received . That railways should have
efiected such vast and important changes in this
c ountry in so shon a pedod as thirty yeamthrough
the medium of steam as a motive power, must
stamp the era in which we live as one of the mostalterprising in British history. Nor is the spirit
,
B
l
2 m oonw ar Ban an a.
of emulation in railways confined to this country :
already have the United States of Ameri ca mfie
ways ; and this spirit is fast extending itself over
our Transatlantic Colonies, both in British Ame
riea and the West Indies, and willsoon be deve
loped in Australia. In the Spanish settlernent
of Cuba, railways have for some years been inexistence ; and both British and foreign colon ies
seemto vie with each other in the formation of
these great conveniences for inland transport.In our vast territorial possessions in the East,railways are about to be formed ; and in the course
of time the stores of wealth of our Indian Bmwwi ll be rendered more available, and the verycentre of that rich and populous dominion bemade acc essible to all. On the continent of Eu rope
great progress in railways has already.been made,
chiefly in Franc e, Belgium, and Germany : in the
last above a thousand miles are now open . A
direc t communication will ere long exist be
tween Paris and Brussels ; and when Paris
is united to Marseilles and Havre, the advantage
wi ll be great to this c ountry in the overland
rou te to India. In a short time every country
in Europe will be intersec ted with railways ; and
perhaps at no very distant period continuous
3
1 be constructed across E urOpe into
of Asia, and even perhaps to the
hina itself. There seems, indeed, no
formation of railways. They may
urn of removing the prejudic es, and
ther, and thu s tend to
and preserve the peac e of
t Britain and Ireland there are already
or in progress, above 2800 miles ofand Parliament, during the rec ent
great liberality passed bills for
enormous extent of 284 1 miles,This may well
t at the vastness of Britishand as the money for the formation
railways is to be expended within the
kingdom, it cannot be followed with those dis
astrous consequenc es with which over- spec ulation
has too often been attended in times that arepast. Let us hope that the works that are now
progressing, and still to be undertaken, will be
attended with general benefit to all c lasses ; and
that while the country reaps the benefit of su ch
unprec edented exertions, the interests of the
promoters and enterprising capitalists will nota 2
4 mm nt c ronr m an s
selection of benefic iallines, and their formation
wi ll, with the guide of
so that every one may travelby them withou tapprehension, and in perfect mfety and comfort.
This is the more necw ry as every other mode
of transi t is fast merging into this one.
I should rejoice if this work, whi ch professes
merely to give a condensed view of the subjec t
of railways, and of the methods by which in
creased safety thereon may be obta ined, shou ld
tend in any degree to promote the general
security in travelling.
INLAND TRANSIT .
THE rapid advanc ement which Great Britain has
made during the last fifty years is not more
c ommunication Opened up during that period.
Down to the middle of the last century, the an
cient‘ mode of transport of goods was still con-é
tinned ; and most of the trafiic of the country was
carried on by means of pack- horses, a mode ofcarriage still practised inmountainous distric ts in
many parts of the world. As the improvementsof roads progressed, heavy goods came generallyto be mm by mesons.
coaches had made but little progress in Britain ;
for we find, i n the year 1706, a stage- coach adver- i
tised to perform the journey from London to
York ( 196 miles) in four days ; and, in l7l2, a
coach undertook to go fromLondon to Edin
burgh (abou t 400miles) in thirteen days, eighty
able horses being employed on the jou rney.
”
Twenty years later, the same journey was performed by coach in four or five days. The first
in the year 1678, and it took six days toperfom3 3
6 m am) r amarr .
the journey, of 42miles. In the year 1766, nearly
a century afierwards, the same jou rney was so
complished by the stage- c oach iu eleven or twelve
hours. So latc as l798 tbe first mailcoach com
a distance of about 117
hours on the road.
Until the introduc tion of
ling fromLondon to Edinburgh w
matter by sea as by land. Six or
coasting voyage. In the year 1811
vessel was on the river Thames ;
passage fromLondon towas no trifling matter.
the river now present l
advancement in steamnavigation during the last30 years ! As the power of steam
°
progresse£coach transit seemed to vie with it ; and to such
perfec tion had it reached, by improvements on
tu rnpike roads, in the
the skill of drivers,fearlessly along at the rate of 12 to 15
hour. C anals too, which are now so co
this country, and which were in u se at an earlyperiod in the history of many nations, are but of
comparatively recent introduc tion into Britain ;
INLAND TRANSIT. 7
they indeed took the lead of railways, and perhaps
their succ ess retarded for a time the advanc ementof the latter. The first canal with locks supposed
made in this country, was that of
year 1563; but till two centuries
to a canal, fromthe river
e way to the general use of
the Duke of Bridgewater, in
Trunk canal between the
miles in length, commenced
transit, that between2295 miles of canals
navigation. The immense advantage whi ch the
general introduction of railways into this country
has already produc ed, in affording fac ili ties for then 4
8 c arom or un awar e.
conveyanc e of passengers and goods, must be
obvious to all. Wi th a rapid and easy mode of
transit, new markets wi ll be opened up for
manufac tures, which must lead to the M
of the uatiou will be still farther developed ;
thc immeuse stores of miueralwealth so mdely‘
difi’used will be made more available, aud the
ORIGIN OF RAILWAYS. ROADS OF
ANC IENTS.
Railways in their present formmay with
tainty be considered as a modern invention,
of little more than the growth of a century
entirely of British
it confined
it has been
roadway.
’ But although this may
It has beeu c laimed for Germany that
princ iple was brought to Eugland in the year
miners who came to this country ; but this
ROMAN s oaps. 9
in connec tion with themodern princ ipleconstruction, still the idea of forming
to run upon—which
system— cannot be
but is undoubtedly
tiquity. It may easily be
plan would suggest itself
would be taken advantage
heavy loads. Indeed it is
people who have left
works as the anc ien ts have
of this method for fac ilitating
Very little, however, has been disprac tic es of those nations, or of the
this point. But the works which
eft behind them have thrown
the subject : for of all the works
Romans, nomemorials have beendown to posterity more enduring, and
more labour and enterprise, than their
roads. These seemed to have kept pac e
in the advantage for
the Romans formed their roads, it seems evident,with the twofold objec t of obtaining supplies and
for the easiermovements of their troops. Several
10 new s c ans.
of the Roman roads are famed in history, and
known to allreaders ; andour wonder ofthis singuhr
people undoubtedly does increase, when we cw
sider the celebrated Appian Way, which was car
ried te the extent of 300 miles from the capitt l.
The excellence of the principle on which the
Roman roads were construc ted, and their pro
digious durabi lity, are attested by the fac t, that
parts of this famed road are yet entire, afier the
lapse of more than nineteen centuries. Such
was the extent of roads the Romans made in
Italy alone, some of whic h took their new
from the gates of the c ity —that they have beenestimated by historians at about miles.
No princ iple seems more apparent in the con
struc tion of roads by the Romans, than the adoption of a smooth surfac e to diminish fric tion ; and
henc e it may be supposed they were well aware
the description which has been given us by the
Romans, of the construction of their roads, theremust have been employed a degree of skill and
perseverance almost incredible. Vast labour seemsto have been taken in preparing afirmfoundation :
sometimes arches were built, on which it was
formed ; sometimes piles were driven, as the basis
of the road ; and often, substrata of small stones,
12 sr oxa m an- raw“ .
this system into Britain, and several hash
of continuous stone rails, usually termed tramroads, have been construc ted both in England
and Scotland. The stones of such wheel- w
three or four feet long. In London,
been in generaluse, and found of great
leading to ths East India Docks
extent on a steep incline a li ttle to the
Edinburgh. There was
track near Aberdeen. It was composed ofp anite,
and was above amile in length.
Several persons have proposed
railways for common roads and publican extensive scale. The plan of Mr.
of Walworth was noticed in a report of
of Commons several years ago ;
of another plan is also given
The want ofdurability, and the
tracks, and their comparative in
general trafiic of heavy carriages, have
their general adoption. As they are,adapted for the wheels
'
of any kind of
s'
roma WHE EL- TRAC KS. 13
such a plan of roadway is extremely usefnlin short
Thi s plan has been farther extended by the ia
trodu ction of iron plates, instead of stone, and
cast- iron causeways have also been tried. C on
tinuous plates of iron for wheel- tracks are now
c ommon. Among the first laid was one, in the
year 1816, of some length, on an acc livity leading
fromGlasgow to the Forth and Clyde Canal, at
Port Dundas. It was ascertained by experiment,when exec uted that one horse could take up a
load of 3 tons, ma common cart weighing 9 cwt. ,
A plan somewhat similar was proposed by aGerman at Munich, to lay an iron plate on the
u pper surfac e of the stone - trac k, in orderto diminishthe fric tion and to prevent the abrasion of the
stones into rats by the wheels.
Itmust be obvious to those who consider the
sc ience of locomotion, that it would have made
slow progress indeed had no other plan than that
of stone wheel- tracks been devised. The great
step in advancement was the introduc ti on of the
wooden tramway, with carriages adapted for it.
Thi s had many advantages over the wheel- trac k
not only was the fric tion still farther diminished,
bu t the road could be kept easier free fromoh
14 cr os s wnnw r mm
who are ac customed to the benutiful roads which
plan must have presented to aid animal labors ;
but the contrast must have been striking in draw
ingwheels over smooth surfaces, instead of throughthe deep ruts of the rude common roads of a
centu ry bac k. When it is considered, too,that
the ordinary friction on a level railroad is only
about tla to 7 of that of a common road, ws
perceive the ad vantage of the former in a c ommerc ialpoint of view, as a horse can draw several
tonsmore on it than on the latterdlThu s a much
greater weight could be moved with the same
forc e on the rail than on the road ; bu t op en
ascen t, the same disproportion does not continue
to exist ; for the additional weight of the load of
the carriage on the rails comes into operation in
ascending the inc line, and, as the force of gravity
Before Macadam’
s time the inhabitants of Hollan d had
long enjoyed the benefit ofwell - formed and smooth roads.
These are made of small bricks bedded in lime.
1' The usual estimate of the draught of a horse on a
common road is from15 to 30cwt. , exc lusive of the weight
of the cart , 4 or more tons on a plate railtramroad , and from15 to 20 tons on an edge railway inc luding the waggons.
una war e m amas .
is in propor tion to the load, the opposing resi stance
diminishes the effec t, or positive gain. The im
therefore, at onc e apparent— that the more levelthe way , the straighter and fewer the curves it
presents, the less wi ll be the loss of power.
RAILWAYS INVE NTE D .
The charac teristic distinc tion of the railway
from that of wheel- tracks or stone tramroads is,that the railway is formed of parallel rails or
bearers laid on a level, or as near a level as possible
these rails being placed at a uniform distance
apart, to su it the gauge of the wheels of carriages
adapted purposely for the track or way, and
having a margin, or what is termed a flanch, to
gu ide them. When cast- iron plate rails were
i nvented, the flanch was made on the rail itself ;bu t some time after the introduc tion into the
country of cast - iron wheels, which is understood
to have taken plac e about 1754 , the plan was
reversed, and the flanch was cast on the wheel.
It is not ac c urately ascertained when railways
on this princ iple were first introduced into Britain .
They were originally termed tramor dram roads,
16 mrnwar s rm nrnn.
or waggon-ways, the name tram- way being appliedboth to railways of this description and to stone
wheel- tracks, though it is now commonly given
to the latter. They were at first, probably,
nothing but continuou s parallel logs of wood,with
a smooth surface. It is generally understoodthat wooden railways were first applied as a sub
stitu te for common roads at the collieries,between
the years 1602 and 164 9, for the purpose of more
easily transmitting the produce of the coal- fields
and other minerals from the mou ths of the pitsto the plac e of shipment, and of enabling the
horses to draw greater loads.
A description is given of a rai lway in 1766,
then in u se near Newcastle- on- Tyne, whereby
the carriage is so easy that one horse will draw
four or five chaldrons of coals. For more than a
centu ry these railways were made of the mostsimple constru c tion. A flat rail or tramway of
timber was made use of, resting on wooden sleep
ers laid across the road. Probably, at first, singlelines were only in u se ; subsequently, thin plates
ofmalleable iron were laid upon the surface of the
wood, to diminish stillfurther the fric tion.
em mor r u m am . 17
C AST- IRON PLATE RAILS.
Railways continued much in this formfor abou t
a century, and little attention was bestowed on
their improvement till the year 1738, when rails
this attempt did not 811c Some years agoMr. R. Stevenson, C. E , Edinburgh, took some
pains to inv
estigate the subjec t , and he observes,
believe that the introduction of rails wholly
made of iron did not take place till the year
1766 or 1768, and that he had ascertained
that fior 6 tons of rails were cast at the iron
works of Mr. William Reynolds at ColebrookDale in Shropshi re, in November, 1767. Froman account of the introduction of iron nails at
these works, which was given by Mr. Hornblower
in a report on roads, made to the House of C om»
mons in the year 1811, it appears that a wooden
railway was in use there until abou t this date,when it was resolved to lay down cast- iron plates
5 feet in length, 4 inches broad,and a quarter of
an inch thick, with three holes in each for nailing
c
18 cu r - mos PLATE BAIL.
to the wood. These rails must have been veryperfec t, having no guide- flanch, although it was
soon after introduced. Mr. John Curr stated, in
1797, in the preface to his work that the makinguse of cast- iron rails, and corves or coal waggons,
was the first of his inventions, and was introducedby him at the u nderground works of the col
lieries of the Duke of Norfolk, near Sheflield,
abou t 21 years before he wrote. This would
make the date of his introduction of cast iron railsabou t 1776 but, as before observed, rails made
wholly of iron seemto have been previously in use,
butwhether with a flanch or not, appears doubtful.Mr. C urr describes the rails hemade use of in 1797
as cast- iron plates 6 feet long, three inches broad,
and half an inch thick ; and themargin, or ledge,which was half an inch thick, and rounded on the
top, stood two inches high above
the plate. F ig. 1. shows the end
view of Mr. C urr’s plate rail.He remarks that these rails
were considered a great
provement on the c o
plated wooden tram- road ; and
his plan was imitated, and applied at most of the
colli eries for three successive years.
CoalVi ewer'
s &c .Practical Companion London,1797
20 c u r - men anon nu n.
Subsequently the ends and joinings of the rails
were supported by means of iron chairs placed
on square pieces oftimber, which gradually became
superseded by stone props or separate blocks of
stone. These are stated to have been first employed
, in 1797, by the late Mr. Barns, at the
Lawson Main colliery railroad , near Neweastle
on- Tyne. Stone blocks were likewise used in
the year 1800, by Mr.W. Outram, engineer at
the railway of Little Eaton in Derbyshi re. In
stead, however, of employing Mr. Jessop’
s edge
rail, he u sed a plate rail, figs. 1 . and 7 wi th the
guide fianch for the wheel cast on it, as , notwith
standing the advantages of the edge rails which
Mr. Jessop had introdu ced, the plate rai l c on
tinued long in general u se. The next form of
an iron railproposed is one described in the patent
granted, in 1803, to Josiah Woodhouse, C . E .,
Leicestershire. He proposed a form of rail or
plate to be made of cast iron, the
upper surface of which shou ld be
concave, (j ig. and the width of
Fig, 4 ,
the rail or plate to be increased or
diminished to su it the size of the wheel of the
carriage.The reason he stated for adopting a
concave form of rails was, that while the wheels
of carriages were kept in the right direc tion,
CAST- IRON EDGE RAIL. 21
itted of getting upon or fromthemwithThese rails were chiefly intended to be
mon roads.
nc t ac count made publicrailway of any extent was by Mr.
in 1802, who gave a u an of a
t the slate quarries on the late Lord’
s estate, near Bangor, Nofih Wales.
farther ac count of this railway in a
e editor of the of Arts,”
Grove, April, 1811, in which he
sills and beds ; these
Wyatt’s rai l, which was
ngths of 4 feet 6 inches. An iron tenon,
b, was on each end of the rail, 2
inches long, which was made to slideinto c , a dove. block : d is the
wheel. This form of rail does not
collieries in the North of England,
in
fig. 3. or plate rails, were chiefly employed.
22 mr novan m u : name
PLATE RAILS IMPROVED .
Llanelly, in Wales, who, in the yw
oeived a p a n of twenty guinea
Soc iety of Arts
carriages. The
fixing the plates to the
F ig. 6.
length, with afianch on
F ia 6 inches and themetal itself threequarters of an inch thick ; the
to the foot. The plates
by mm of a tenon and
the ends from rising up. He
advantages Of the P1m to be,
m novnn PLATE BAIL. 23
and spikes was rendered unnec essary ; that the
breakage of the rails was avoided, and that the
carriage wheels were not obstruc ted by the heads
made at the com
that period was attracting more atten
be seen from the communication Mr.
made to the Soc iety, in whioh he re
by Mr. Le Caan.
In the year 1801 an act of parliament was
It extended fromWandsworth, on the Thames,
near London, to C roydon, a distance of 6 miles,a branch to
fromC roydon to Merst
e, and Godstone, above 15 miles, and
tu rnover) PLATE BAIL. 25
inequali ties fromthe sinking of the blocks, which
has led to the.
breakage of the plates : the fri c tion
mu st, therefore, be considerable. The usual load
whic h a horse can draw on it is, however, said to
be abou t four tons. The carriage wheels used for
the waggon s (which are entirely drawn by horses)are about two feet in diameter, and the tire ofthe wheels inches.
“ we are two lines of rails laid down, the
four feet, with an intermediateNotwithstanding the general
and the return of manure to
is not much traffic on it, being
themore efii c ient systemnow in use.
be wondered at that the publi c
such an example as this, shouldseveral years unfavourable to rail
use after this one was madect was passed for the con
of a tram- road 9} miles in length, ofdescription,
between) Kilmarnock andAyrshire, being the first public railway
Scotland. It was a double line
a plate rail bedded on stone
26 “ 1. m more PLATE nAn ..
blocka simih r w the Cmydon trmM Anotha'
railway projec ted about this period, 1810, was one
fromGlasgow to Borwick. It was su rveyed wthe late Mr. Telford, and the expense estimatedat 29261. permile ; but it was never commenc ed.
MALLEABLE IRON PLATE RAILS.
The plate iron rails were made of cast iron till
abou t the year 1824 , when wrought iron came to
be adepted. The chief recommendation of phts
as edge rails required a greater quantity of im
fromthe fric tion of the wheels against the upright
flanch, the broad surface of the plate collect“obstruc tions on it, the numerous joints interfemwith the action of the wheels, and the (sot
repairs required when'
heavy traffic was carriedon, must have always detrac ted fromtheir u tility.
Plate iron rails of other forms have occasionafly
been used in this eountry. In the United States
common use, consisting of iron bars l5 feet loag,
fastened to a wood or stone rail. The flanch is
28 MALLE ABLE IRON PLATE BAIL.
verse section of the Saratoga railway, constructed
in the latter way, a railway
of this kind being considered
well adapted for swampydistric ts, and where forests
abound. The bed of the rail
way is first formed withparallel trenches, l8 inches
square, filled with small
stones, which serve as a drain
to keep the timbers dry, and
cross trenches are made in a similarmanner, and to
attain the same object‘, u nder the cross sleepers.
Upon the parallel trenches, along the line of the
railway, are first plac ed longitudinal timbers of
yellow pine,with a scantling of 5 or 6 inches by 8
inches, and to these, at three feet apart, are firmlysecured transverse wooden sleepers of white oak,
(cedar, or locust, orother wood,)sometimes 6 inches
square, and at other times with a scantling of 8
or 10 inches broad, and 10 inches deep ; and,
lastly, the longitudinal wooden runner, 6 or 8
inches square, which forms the line of 511118, is
fixed ; upon which the plates of iron of the
size previously stated are laid and fastened with
iron spikes with the heads made flush with the
plate. On other lines, as the New York and
MODE RN TIMBER RAIL. 29
Boston, the under timbers are dispensed with, andtransverse sleepers, 7 feet long and 8 inchessquare, are laid, upon which the longitudinal tim
here are fixed, surmounted with the plate rail.On the Philadelphia and Columbia railway, 82
miles in length, under the management of thestate, several plans have been tried experi
mentally. On the Bd timore and Ohio railway, se
veral miles of rails are laid with granite sills, or
a continuous c urb, in pieces from5 to 9 feet long,
15 inches broad, and 8 inches thick, upon the
inner edge of which the iron plate is spiked down
to tree- nails of oak : on other lines the blocks
are one foot square, and rest on a stratumofbrokenstones. A short distanc e of the Quincy rai lway
is likewise laid with stone bloc ks. Some of the
rai ls, from the sharpness of the curves, are con
mooted together with iron ties. It has been
found nec essary, to prevent impairi ng the emoienc y of this kind of railway, to place the iron
rails more towards the centre of the blocks.
WOOD RAILS.
In this country the systemof wooden railways
has lately been revived by Mr. Presser, chi efly
30 MODERN TIMBER BAIL.
to take advantage of his guide wheel, and a few
mi les oftimber rails have recently been experimen
tally laid down at Wimbledon Common. The rails
(fig. 9. a, a,)are formed of squ are blocks of wood,
beech or hard wood, withou t any protec ting iron
plate, 9 feet long, and 6 inches square, attac hed to
wooden sleepers b, and secured by wooden wedges,
forming one great frame of longitudinal and cross
sleepers. A part of the timber has been sub
jected to Mr. Payne’s, and a part to Sir Thomas
Burnett’s patented process for increasing the da
rability of timber. Mr. Prosser states that the
advantages to be derived from the use of his
patent gu ide wheels in connec tion with the wooden
rails are, that, from the greater bite wheels
have on wood than on iron, a steeper class of
grad ients c an be ascended, that shorter c u rves
c an be taken with safety, and that the general
liability of carriages to run off the line is di
C AST- IRON E DGE BAIL. 31
minished, to which he adds, the cheapness of the
original construc tion. Mr. Prosser has done away
with the flanches on the carriage wheels, but con
siders that the advantages derived will be greater
from the substitu tion of a gu ide wheel for the
flanch on the bearing wheels, and that the in
vention is equally applicable to iron rails as to
those of any. othermaterial.
PATE NT C AST- IRON E DGE RAILS.
Although many plans were devised after theintroduc tion of the edge rail into this country,
no very dec ided improvement took place till theyear 1816, when Mr. Losh, of Wallsend, and
Mr. George Stephenson, who was at that timeat Ki llingworth, obtained a paten t for a cast- iron
ra il, which was at the time deemed an improvemen t over the common mode. The prac tical evil
then existing in the system of laying the rails
was the obstruction which the wag on wheels
met with at the joints, and from the shock that
This led to difi’
erent plans of rails and chairs being
proposed as a remedy. The objec t of the patent
was to fix the rails immoveable in the chairs. The
32 CAST- IRON E DGE RAIL.
rails were joined by what is termed a half-lap
joint, with a pin or bolt which fixed them. The
objec t intended to be effec ted was, that the end of
one rail shou ld not rise above that of the adjoiningone, and securing the rails from yielding in the
event of the block sinking.
F ig. l0. showsthejointandblockof thepatentrail.
F ig. 1 l. Transverse sec tion of rail.
F ig. 12. The plan.
F ig. 100 F ig. 1 1.
A somewhat similar form of a rail was
proposed by Mr. B. Thompson,
and tried at the Brunton and
Shields railway. In thi s plan
the chair had only one cheek or
F ig. 13. side, and the rail was fastened
to the chair bymeans of a screw- bolt. F ig. 13. is
a transverse sec tion of the rail chair and sc rew
bolt. This plan of fixing with screws was found
to be attended with inconvenience in prac tice,
wedges or keys being preferred.
MALLEABLE IRON- E DGE RAILS. 33
M ALLE ABLE IR ON- E DGE R AILS.
The first dec ided improvement, however, in theconstruc tion of iron rails su itable for rapid speed,
was the substitu tion of malleable iron instead offor it must have been obvious that
desideratum was to obtain a rail of
strength. Mr. N. Wood states, that
iron- edge rails were first tried abou t the
Colliery, near New
xon. The railsmade
ort bars, only a few feet in length,
with one pin, by a half- lap joint,one rail projec ting two or three
d of the adjoining one ; but
the preference was given to cast- iron
a report made by Mr. R . Ste
Edinburgh, dated December, 1818,
iron- edge rails were first introduced
year 1810. at Lord Carlisle's coal
Tindell Fell, Cumberland. At the
wrote, he observed, that 3} miles ofiron rails had been in u se for eight years
ork, where there were also two milesrails, and the malleable iron was
I)
34 MALLEABLE IRon- Enen mn s .
found to answer the purpose in every respect
better. This statement was corroborated by s
letter from the works, dated May, 1819, in
which it is mentioued that mallsablc inon rails
had been laid down for eight years without
attended with a daily expense from breah gs.
Mr. Stevenson seems to have been strongly impressed, at the pefiod he wmte with the saps
riority of malleable iron for the making of edgerails. He remarked, that the plate raiLthw so
much used, not only induced greater (fic tion, but
tended to clog the wheels ; that the applic ation of
malleable iron edge- rails, instead of cast iron,would be attended with most impet admtages to the railway system, and that he gave a
dec ided preference to malleable iron, formed in
bars from l2 to l5 feet in length, wi th fiat
sides, and parallel edges. Subsequ ent events
have fully proved the truth of this conjec ture ;
but the general opinion at the time was agamet
the use ofmalleable iron for rails, on the gron dof its greater liability to oxidation, and of the
mode of rolling rendering themfibrous, and liable
to laminations ; and Mr. Wm. Chapman, in his
report on the Newcastle and C arlisle railway,
1829 , was unfavourable to malleable iron, on
these grounds.
36 F IRST PATENT FOR MALLE ABLE RAILS.
duce a sc ientific princ iple of construc tion, led the
way to the vast and endless variety of forms of iron
rails which have subsequently been introduc ed, and
in whichmuch ingenu i ty has been displayed. For
many years after this patent was taken ou t, publicopinion seems to have been in favour of the fish
bellied edge rails,
”as introduc ed by Mr. Jessop;
and ac cordingly this formofrail was most generallyu sed. We have seen that Mr. George Stephen
son, in conjunc tion with Mr. Losh, had taken out
a patent for an improvement on the form of rail
in 1816 and on the Stockton and Darlington
railway, where the former gentleman, who has
been justly considered the father of the loco
motive systemof traffic , made his first appearance
as a railway engineer, the original rails, probably
laid down in the year 1821 or 1823, were of the
fish- bellied form, only 28 lbs. to the yard.
This shape of rail was afterwards made in
malleable iron, and adopted on several railways.
In the year 1829, Messrs. Losh, Wilson, and
Bellobtained another patent, for a mode of join
ing rails of this form withou t a pin, as proposed
in Mr. G. Stephenson’s former patent ; and their
patent rails were laid down on the Newcastle and
Carlisle railway, in 1829, and in other places.
Itmay be observed how slow was the progress
RAILWAY SYSTEM . 37
railway construction, until thealleable iron rail was obtain ed,
indeed it may be saii that till then no
alteration of the princ iple upon which
had long been construc ted took plac e.
the vast capabilities of the
system were hardly surmised ; it was
nearly to its original application for
at colli eries ; for the whole railway Acts
preceding twenty years were only twenty.
time the Stockton and Darlington railway
had not assumed a public form; for it
till 1821 that they obtained their first
construc t a tram- road fromStockton on
Witton Park Colliery, with several
for which a capital was proposed of
in £100 shares, besides a loan of
In 1823 and 1824 , the powers of the
were further enlarged by other ac ts.the number of ra ilways in the
was considerable, when those
iron works were added : and these were
either by horse power or by gravity .
the best railway engineers, abou t this
England, was the late Mr. WilliamWarwick, who planned the first railway
in England, the Stratford and
D 3
38 PROGRESS OP TE E RAILWAY Br am
produce. It was completed in 1821 ; was
miles, in length inc luding branches, and was also
worked by horses.
Another individual who, about this period,
displayed much presc ience in the railway system,
was Mr. Thomas Gray of Leeds, who, froma
work he published in 1820, entitled A Geneml
Iron Railway,
”has been considered the projector
and founder of the present iron railway system.
It has been stated that Mr. Gray, likemany other
projectors, has reaped no advantage from his
u sefu l suggestions, which ismore to be regretted,
when so much wealth has been acqu ired by rail
way schemes. N0 one, a few years ago, or in 1820,
could have forseen the giant strides which the
systemof railway transit, in so short a period, could
have made ; and the spirit and enterprise which
have been displayed in carrying out their con
struction are beyond human calc u lation. All thissuccess has, however, sprung from one single
c ircumstance the invention of an effic ient impelling force ; for withou t a powerful prime mover,
of how little u tility the ferreous system for pas
senger trafic wou ld really have been, is at once
ascertained by contrasting the railways at that
time in u se with those at the present.
E DGE RAILWAYS FOR R ORsR POWE R . 39
thi rty years back, large sums were expendedconstruc tion Of railroads for horse traflic ,
considered it a boon, fromOf the famg mbe di a wn in car
mo hm at the rate d S or lOmiles
So late as 1826, a railway Act was
constn a cast- iron edge railway,
trudie in 1831, and it is still
same manner. This railway is
be remodelled and extended, for
for at present, fromthe lightorigmally laid down (which
281b. per yard, on stone
and chairs), and from the short radii of
Of the cu rves (600 feet, or less than one
of a mile), this railroad is unfit for loco
engines. ’ Its alterations will, however,
perhaps to leave it as it is, for
the lengths are described in miles, chains,
One mile contains 5280 feet, 1760 yards,
A chain is subdivided into 100 links ; and
pm't of a chain is expremed dec imally, as
101} chains, a little more than one eighth1076, which is 10} chains,
D 4
40 RIGID ITY or MALLEABLE IRON RAILS.
coal traflic , and construc t a more direct line of
railway.
Other railways at the same period were con
struc ted for horse power, some of whi ch have
already been altered to su it locomotive engines.
So late as 1831, an ac t was Obtained for con
structing the Whi tby and Pickering railway for
horse traffic several small railways are still
worked with horses. It has indeed been well
remarked, that excepting on ac count of hu
manity, li ttle comparative advantage, so far as
passengers are conc erned, cou ld be gained by the
use of railways worked with horse power, over
the Old mode of travelling by stage coaches, and
even this is doubtful.
RIGID ITY OF MALLEABLE IRON RAILS.
It wou ld be tedious to desc ribe the mu ltiplic ity
of forms which have been proposed of late years
for iron rails : one indeedmight be puzzled, amongst
the variety, to determine their relativemerits, and
On this railway, the average speed at which the c arr iages
are drawn, is 11 miles an hour ; and at this speed, one horse
will draw a c arriage weighing 3tons, and about30passengers ;
in all, 5 tons.
mommy or MALLEABLE IRON RAILS. 4 1
to fix on that which is best. It is important,however, for understanding properly the construc
Of railways, to have a clear conception of the
difl'
erent methods which have been adopted inlaying down the rails on different railways.
After the formation Of the road, and when the
banks have become consolidated, the great prin
c iple to be kept in view, where steam is themotivepower, is the application of malleable iron rails,in su ch a manner that they shall have suffic ien t
stability for heavy carriages to run upon themwithveloc ity and safety.
For a long time after the introduc tion of
malleable iron mils,the plan Of supporting the rails at in
torvals on props, as
the piers of a br idge,as shown in fig. 14
was continued, and is sti ll the method adopted in
the great majority of the railways in this country.
The iron rail being Obviously liable,between these
supports, to be depressed or deflected, when
heavy loads passed over it, and, if it possessed
like a spring, it therefore became an importantpoint to give it such a form, and such strength,
42 FIRST RAILS or THE LIVE RPOOL
that the undu lations it might be subjected to,
wou ld not communicate a shoc k and di sturbance
Of the joints, and add to the amount of friction.
A great dealhas been written on this important
subjec t ; although it might have seemed an easier
thing to adopt another plan entirely, where the
deflec tion Of the rail would be merely nominal,than to endeavour to c orrec t a plan, in the prin
c iple of which there was an inherent defec t.
The formof rail, it has been shown, which was
long in general use, and preferred, was the ellip
tical, which, fromthe upper edge being level, and
the under part swelled out, was supposed to possess
greater strength. Of this shape were themalleable
iron rails first laid down on the Liverpool and
Manchester railway, weighing only 35 lb. per
yard. F ig. 15. is the elevation of this rai l and
c hair.
F ig. 16. is the
section at themiddle
Fig. 16. of the rail.F ig. 17. is a section
through the rail and“
chair.
These rails were, however,
soon ascertained to be too
light ; and heavier ones, ofthesameshape
,were adopted.
44 DEFLECTION AND STRENGTH
experiments were conduc ted at the Liverpool and
Manchester railway, with rails of different forms,
plac ed on bearing- bloc ks, at different di stances
apart ; and the results were given to the public in
two reports
He stated that he had proved, that while
blocks and fixings are secure, the strain froma
passing load is but li ttle in excess of that froma
qu iescent load, or as‘ 089 is to 079 parts of an
inch ; Whereas the effect on the joint- ends amounts
to 1 21 inch, being an excess nearly Of 40 per
cent. ; but this excess Of strain at the joints was
in part due to the looseness Of the chair and
block ; for while the deflectometer only showed the
amount of deflection when the load passed over,
the lurching of a waggon, fromsome irregu larity,
would indi cate double the amount. If the deflec
tion per ton be taken at ‘ 0050 inch, With 33- inch
c lear bearings, 3 tons at 45 - inches bearings gave0314 when at rest, and ‘ 0353 when in motion ;
showing that, when every thing is well fixed, the
strain is nearly the same, and that each rail is
only pressed with half the weight of one pair of
wheels.
”
This resu lt, it must be Obvious, is What 8: prim-i
might be expected ; and as the joints are mostaffected by the shock, the plan of reduc ing the
OF MALLEABLE IRON RAILS.
of the joints, or increasing the length Of
the first forms Of rail which were
Still, however, as
deflec tion of the bar increases theOf the joints, it becomes a point Of
prac ti cal immrtance to fix the best
place the props apart ; and it would
had this point
fixed ; in plac e of which, the
ow’s experiments seems to be,that, by increasing the sec tion
proportionably to the distance of the
wo might go on pari passu —that, in
it will be found more important tothe weight or sec tion Of the rails, and to
the number of the bearings —that therehowever, even as to this, which could
en iently passed ; for if the bearings
xtended, the breadth of the railmust
increased as to requ ire a weight of
er inadmissible ; or the depthmust be
proportion as the length of
is imprac ticable ; or if the
on the contrary, were too c lose, the
quantity of iron in the bar may be so
nant Lec ount, R . N., wrote against lengthening
1836.
smalles to give a very unsatisfactmy seetioa y
that it is sfilLthmM a qua tion wh ich is the
beet length to odopt, “ whether difi’
eremlengtha
might not be employed, ac oording to loenl c ir
iron, are given ; but looking to future expensea,
he would certainly prefer the larger bm and
restric ted as abova tc examine any distanc e of
beafings la s than thme feet and more than six ;
increased thickness might be given to the iron as
would enable it, even with the props farther
apart, both to meet the verticalpresmre, and resist
the lateral strain, when the rails are laterally
deflec ted at the ou ter sweep of curves ; for the
deflection Of the longer bearings, although greatmthan the shorter, was not to a large amount.
Mr. Barlow came to the c on elu sion, that ths
strength of a bar should be double that of the
thought from 10 to 20 per cent. would be sufi
cient ; that is, for a l2~ton engine, as the Weightis at present distributed, a strength of 7 tons
STRONGE ST F ORM OF RA IL . 47
would be ample provision ; and with greater ac
curac y of construction, a less strength weuld
sufii ce ; or mther, allowing the same etrength, aa1
engine of 14 or 16 tons might be passed over
not to be less than 3 25 lbs. per yard, and be
1 inch in depth ; thmthe whole weight at the
inch W 1 brmdth of 1; inch 3 that the
m. 19 . is the m u“mOf 8 rail Of this shape,
d id not reduc e the weight orL o but kept it at the
fi rw» with a3- fmt bmfing, the whole weight
48 STRONGE ST FORM OF RAIL .
was 514 lbs., Whole depth 4} inches, depth of
bottom web 1 inch, breadth 1 °25 inch, thicknessofmiddle rib 6 inch, deflec tion wi th 3 tons was
024 inch.
Sec tion for a 3- feet 9 - inch bearing : wholedepth 45, depth of bottomweb 1 inch, breadth
inch, thickness of mi ddle rib '75 inch, Of wholeweight 588 lbs. per yard, deflec tion 3 tons ‘ 037.
Sec tion for a 4 - feet bearing : Whole depth 4 2
inches, depth Of bottom web 1 inch, breadth of
ditto inch, thickness of middle rib 8 inch,
whole weight lbs. per yard, deflec tion with
3 tons 04 1 inch.
Section for a 6 - feet bearing : whole weight
79 lbs. per yard, whole depth inches, depth of
bottomweb 15 inch, breadth 16 6 inch, thi cknessofmiddle rib inch, deflec tion with 3 tons 082.
Su ch is the form and sec tion Of rail recommended by Mr. Barlow ; and it is seen, fromthe
above description, that although he preserved the
same strength and resistance in eac h Of the rails,
the important fac t is brought out, that the longer
bearings are less stifl'
than the shorter, showing,
as he admits, that the idea Of greatly increasingthe di stance of the bear ings must be given u p.
Mr. Barlow’s report has shown that it was
doubtful if any additional strength was gained,
STR ONGE ST FORM OF RAIL. 4 9
in a given weight of iron, by the elongation ofthe centre rib, while it was inconvenient in other
respec ts. The fish- bellied or elliptical form of
rail has therefore been entirely given up, except
ing on railways Where it had previously been
adopted. The rails which are now in
by Mr. Barlow and others, under the various
double parallel rails, like a double T, having a
F ig. 20. is the section of a Single'
%f rail of 50 lbs weight per yard,
Which has been used on several rail
fl g 90 Barlow expressed a strong Opinion
in favour of the single- flanched rail over the
double, —that he could see no advantage the
latter a to compensate for its ac tu al and
strength md convenience in fixing, and that the
advantage it was supposed to possess, namely, that
i t might be turned when the upper mble was
saw no advantage in the broad bear ing,— still
the double- headed rail, in practice, has almostE
50 DIFFE REnr FORMS
entirely superseded the single one :
greater convenience to the rai l
for keying it, and the advantage
of rev a ag it, md
pany has of
of the power of turning it. The
tained In adopting this shape,
have been laid down at 60 and 75 lbs.per yard. fig. 21. is a u M r of the
60lbs. rail.
The more n u n cn and useful formof a doubleparallel rail, is when the segmental m e is the
same at top and bottom: for although it a nnot be
denied that the weight Of the bottom "
a:”
ch does
not add proportionably to the strength the rail,nor even that the power of turning it is at all times
Fig. 27. is the section of a 75 lbs rm hich
was laid down onthe Edin
burgh and Glasgow railway, showing the form of
or MALLEABLE IRON RAILS. 53
F ig. 28. is a sec tion of the railand chair whi chis now laying down on the
North British railway,
about lbs. per yard, in
12 and 16 feet lengths.
The top and base are dif
ferea t sections, probably
adopted with a view of saving in the weight, but
presenting no corresponding advantages. The keys
or wedges are made of oak, and are smallin size.
The preceding figures wi ll give a tolerable idea
of the different forms of rails which have beenadopted on railways when supported on equ idistant
bearings. Itmaybe easily seen, thatwhile choosinga sec tion of rail to have suffic ient rigidity or
strength for the weight passing over it, the objec t
sought after, is to adopt themost economicalmodeof construc ti on. It seemsthe bearing su rfac e for the wheels to run upon,
withou t being too heavy, or so narrow as in an
additional degree to wear the wheels, shou ld be
abou t 25 inches ; and hence this size of a head is
generally adopted for public railways . Although,
both theoretically and prac tically, it has been as
sumed, by Messrs. N.Wood,Barlow, and E.Wood,
that the strongest formof rail is that of which, withsuffic ient depth for rigidity, the base does not
E 3
54 mr r snnx'
r r oams
contain too great a quantity of materiaL—andthough Mr. Barlow has given a formula for calcno
lating the sec tion of greatest strength — still the
great objec t that the public are interested in, is
while it has suffic ient strength to bear upon it
heavy loads in motion , the bearers shou ld not be
too far apart, to increase in the least dcgree the
amount of either vertical or lateral deflec tion.
When a rail possesses these advantages, its exact
shape on mathematical principles is of less importance than its convenience of being easily
fixed, and qu ickly shifted. Henc e, while the
single parallel rail is decreasing in prac tical ap
plication, the double one, from its convenience,is progresdvely extending. A knowledge of these
fac ts is essentially necessary for every one en
gaged or connec ted with railways, whether he
be a direc tor or shareholder, whether an engineerormanager. Wi th allthe knowladgeyet ac qu ired,
there is ample evidence of the/unc ertainty
still hangs around the subjec t a nd the great
expense it has already cost some of the older
compani es in making alterations, shows that ex
perienc e to themhas been dearly bought. For
example, it has been shown that the Liverpooland Manchester Railway C ompany has had several
or MALLEABLE mos nu ns. 55
o alter the rails on that line ; to inc rease
5 lbs. , the weight of the original
lbs. , and 75 lbs. per yard, suc
e London and BirminghamRailnotwithstanding the advantages de
Mr. Barlow’s able report, was obliged tothe width of the bearings or supports fromto 3 fec t 9 inchcs, and to increase the
of the rails from 64 lbs. to 75 lbs. On
alterations haveis every probability , therefore,plan of railway construc tion
may be the first cost to rail
Weight must be
rails, and a still farther reduc tion of
the bearersmust take plac e, in order to
of the sec
on props plac ed equ idistant,
procwd to notice themanner in whichare supported and fixed in their respec tive
It may be observed that the rails have
steamintroduced ; the bars are usu ally made
and 16 feet lengths, with squ are or
and are laid end to end, the earlier
ances to sec u re the joints being all
E 4
56 m ansi on or mos RAILS.
dispensed with, and the half- lapjoints
now rarely nsed. About fi of an
shou ld be left between the ends for c xpansiou ,
a small pieee of wood between tbe ends
as the difi'
emnt expanding properties
inon would fill the spac e, the wood
the iron contracts : but such a plan is
objec tion fromthe wood being likely to
out, and the spac e being left vacant.
ac c uracy of fitting than the join
of the enda and the spac e
how often are seen spac es at the
widths, and the ends of the bars
without parallelismand uniformityincreasing the amount of fri c tion
jolting and rockingmotion, and to the
wheels of carriages being thrown 06‘
the
BETTING STONE BLOC KS AT INTERVALS.
Stone blocks imbedded in the ballasting werefor a long time the chief method adopted for
ss 'r'
rmc sr os n BLOC KS. 57
suppor ting the iron rails, and they are used on
some railways almost throughout the line. On
others, the prac tice has been to u se both stone
bloc ks and wooden sleepers, the rule being to
plac e the stone blocks on solid ground and rock
cu ttings, and the wood sleepers on embankments,and always on the latter till the ground was pro
not being deemed as the permanent way, they
have been replaced by stone blocks. This rule,however, has been greatly departed from; and
the adopfion of blocks or wood sleepers has been
chiefly regulated by the locality or convenience.
Mr. N. Wood gives it as his opinion, that when
stone blocks can be had at a moderate cost, they
are dec idedly the best support for the rails. Stone
blocks, no doubt, present more firmness, and a
more unyielding resistance, than wood sleepers
bu t as the motion of carriages on the latter is
more agreeable, possessing greater smoothness,they are coming into more general u se. For
merly, square blocks of wood were made use of,as on part of the Stockton and Darlington rail
way ; hut this is now unusual ; and, when blocks
are laid down, they are made of granite, whin
stone, or other hard stone. They commonly con
sist of a flat stone, two feet square, by one foot
58 SE TTING STONE BLOC KS.
deep. The stone placed at the joinings of the
rail usually contains five c ubic feet, and the ia
termediate ones four cubic feet. The distanc es
the stones are plac ed apart are regulated by the
views of the engineer ; and, as has been shown,
opinion difi'
ers on this point, some preferring alighter rail with a short bearing, others a heavier
one with a broad bearing. Experience has how
ever shown, that whatever may be the form andstrength of the rail, blocks plac ed beyond 4 feet
(centres)apart , are unsu itable for steampower ; and
that a less distance is preferable. On some linesthe bloc ks, from centre to c entre, are three feet
apart, as on the Leeds and Selby, Manchester and
Leeds, York and North Midland ; on others, 3 feet
9 inches (centres), as on the London and Birming
ham, Grand Junc tion, and London and Brighton ;
and on others, 4 feet (centres), as on the London
and South Western, Manchester and Birmingham,
Edinburgh and Glasgow, Stone blocks are
sometimes placed diagonally opposite each other,and sometimes at right angles to the line of road.
F ig. 29 . is a ground plan,showing the modes of
plac ing the stone blocks a b, and transverse sleep
ers o. It has been considered an advantage tolay themdiagonally, instead of square, as steady
the rails, and becau se that access can be had
60 SETTING STONE BLOC KS.
blocks plac ed on a solid bed. Mr. Barlow strongly
rec ommends that the blocks should in every case
be plac ed immediately opposite to eac h other :
when the blocks are not perfec tly solid, one railmay sometimes be depressed by one wheel a
quarter of an inch, while the wheel is perhaps on
the block, and immediately after the high wheel
is depressed, and the lower wheel is raised, giving
a rocking motion to the carriages.
The operation of setting.
the blocks was
effec ted, according to the Old system, bymalletsand shovels, beating them till they came to the
proper level ; but it is now usually done with a
portable lever, about twenty feet long, (a plan
introduced by Mr. George Stephenson,)by lifting
up the block by the short end, abou t a foot high,
and by repeatedly letting it fall upon the coating
of the road in the intended seat, and throwing at
the same time gravel or fine sand under it, at
each descent, to forma solid bed for it : then it is
set to the proper level, both longitudinally and
transversely, by squares and sights. The dis
tances apart Of the blocks being determined, the
whole line of road is thus laid with blocks to su i t
the general inclination. They ought not to be
moved when properly seated.
The necessity of setting the blocks contermi
SETT ING STONE BLOCKS. 61
nously at prec ise levels must be apparent, when it
is considered that even a i of an inch in 3 feet is
equal to 1 inch in 12 feet, or to an incline rising
1 foot in 144 feet. It is found, indeed, that by a
slight difference of level at the ends of the rails,the carriage will pass withou t touching a portion
of the rail ; while the least deviation from thestraight line, by the rubbing of the fianch of the
wheel, will increase the force Of trac tion.
‘
When a railway is therefore construc ted for
rapid speed, itmust be Obvious the rails cannot be
too carefully laid, as any deviation fromthe level
may throw the carriage for the moment of? the
four wheels, and itmay then be supported even by
two ; and thus the sudden lurching may producesuch lateral blows as to break the chairs fromtheir seats ; while the deflec tion of the rail
, as has
been noticed, has the effec t of making thecarriages as it were constantly ascending
inc lined plane, although the line of way is a level.That acc idents Should arise from cau ses of this
kind, often unsuspec ted, there admi ts of little
doubt, and shows how much depends on the
accu racy of workmanship in railway formation.
62 SE TT ING woon SLE EPE ES.
WOOD SLE E PER S.
Much that has been said with respec t to the
proper foundation and fixing of stone blocks upon
the ballasting, applies to wooden sleepers. The
latter have, however, the advantage, that they are
made to reach fromside to side of a line of rails ;so that the two rails are attac hed to the same
sleepen'
the rails are thu s not so liable to lose
their parallelism, or be thrown out of gauge, evenshould one end of the sleeper sink a little lower
than the other, asmight happen w ith blocks sup
porting rails whic h had no connec tion. This is
an important fact, which does not appear to have
received suffic ient consideration .
Transverse or c ross sleepers of wood are
generally made of larch, fir, or oak ; and for a
railway where the spac e between the rails is 4
feet inches, they are made from 7 feet
6 inches to 10 feet long, with a sc antling of
from8 to 12inches broad, and 5 to 8 inches deep ;
but 10 feet long, by 12 inches broad, and 5 or 6
inches thick, has been considered not too large a
proportion for a 3- feet bearing. They consist
usually of half trunks of trees of a small size, and
of which the flat side should be laid undermost :a larger sleeper is always placed under the joinings
SE TT ING woon SLE EPE RS. 63
of the rails. The bed for the sleeper is usually
the dry balls-sting of the railway, the broken
stones being levelled qu ite smooth before thesleeper is laid in its place . It was till lately the
prac tice to kyanise ‘ the wood sleepers ; but this
has been greatly superseded by the newer inven
tions, formerly alluded to, of Mr. Payne, for ah
struc ting the juices and air fromtimber, and those
of Sir J. Burnett. In many instances, however,sleepers of well- seasoned larch are laid without any
preparation. The Size of the transverse sleepers
on theLondon andBirminghamline is 7 feet long,
with a scantling 9 inches by 6 inches ; on the
London and Sou thWestern, cross sleepers through
ou t 9 feet long, scantling 10by 4 } inches ; Edin
burgh and Glasgow, 9 feet long, scantling 10 by
4 § Manchester and Birmingham, 9 feet ; Man
chester and Leeds, 9 feet, scantling 11 by 5
Midland Counties, 9 feet, scantling 10by 5 ; North
Eastern, 9 feet, scantling 10 by 6 North British,
8 feet 6, scantling 9 or 10by 4§ or 5.
Railways formed entirely on cross sleepers aremuc h more common now than formerly, both in
this country and abroad . Several lines indeed,
which were formerly laid with stone blocks, have
been relaid with wooden sleepers. The Belgian
Km , to prepare timber w ith Mr . Kyan'
a patentsolution .
64 SETT ING woon SLE EPEns.
railways are entirely laid on wood. In this country,
on some lines, transverse wood sleepers have beenlaid down throughou t the line, as on the London
and Sou th Western, the North Eastern, and others ;and several of the lines now forming, are being
laid entirely on cross sleepers, as the North
British, and others.
There still, however, hangs over thi s point ofrailway formation considerable uncertainty ; for
although on one line stone blocks may be entirely
removed, and timber substitu ted, on another
the reverse of this has been the case, from thedecay of the wood. Cross sleepers too, unless
they have sufficient scantling, and are considerably
wider than the gauge Of the rails, are liable to
be displac ed by the least Sinking of the ground ;
and as there is nothing to prevent the sleepers
fromrising but the ballasting, this plan cannot be
deemed perfec t. It has, however, become extended,
fromits cheapness and fac it of exec ution, and
diminu tion of ri gidi ty.
The London and Greenwich railway affords
a good example of the smoothness attending the
use of timber bearings. Had the rails been laid
on stone blocks upon the viaduc ts, it must have
much increased the harshness ofmotion.
Some attempts have been made, both in this
STONE AND IE ON SLE EPER S. 65
country and in America, to introdu ce the use of
stone blocks in the same manner as transverse
wood sleepers are laid ; proceeding on the idea,
likely to be disturbed, or the rail thrown out of
than when laid in the common manner. The
Dublin andKingston railwaywas laid on thorough
going blocks of granite of this kind, 6 feet long, 2
the way, at 15 feet apart, and intermediate singleblocks of the ordinary kind were placed between
them, at the di stance of3feet. Probably, fromthe
dificulty found in adjusting properly the bed forsu ch heavy blocks , and from the vibration and
jolting of heavy trains on a hard bed, and breaking
of the long blocks, the plan tu rned out a failure
and the stone blocks have been entirely taken up,
and timber substitu ted. Sometimes transversesleepers made of cast iron have been used in plac e
of timber. Cast- iron bed- plates have also been
proposed, instead of stone blocks ; but it is con
sidered iron has too much rigidity for these pur
In the United States, transverse stone blocks
were tried at the Boston and Lowell railway
the blocks weremade Of gran ite, 6 feet in length,
F
66 SEATING THE IRON c am s.
and 18 inchee square, and placed at 3 feet apart,
centre to centre, each block supporting both
rails, the gauge being 4 feet 8& inches. This
road. In some instances, to attain a greater con
nec tion between the blocks when plac ed separately,
iron tie or connecting rods have beeu used at
c urves.
SE ATING THE CHAIRS UPON THE BLOC KS.
When the blocks and sleepers have been plac ed
along the line of a road, the next thing is to set
the chairs, or pedestals, which are to support and
fix the rails . These are u suallymade of cast iron,
for convenience, on ac count of the irregularity Of
shape. Malleable Iron is, however, mu ch stronger
but though a patent has been Obtained for making
them of it, they have not been yet introduced.
As great a variety of forms has been proposed forchairs, as for rails, becau se the former must be
adapted to the latter. The chair generally stands
vertically, having an open socket or groove to
rec eive the rail, the base of which being, when set
in the chair, about an inch c lear of the block or
sleeper. The distances the chairs are plac ed apart,are of cou rse regulated by those Ofthe blocks : they
are fixed to the blocks in the following manner :
68 KEYING THE RAILS .
Theweights of the heavy chairs on the Londonand Birmingham railway are, joint chairs 31 lbs. ,
and intermediate ones lbs.
Pieces of felt, when stone blocks are made use
of, are now very commonly interposed betweenthe iron chair and the block. When the chair is
firmly pressed down by the pins, the felt forms abed for it
,giving it a firmer seat, and likewise
diminishing the jolting and concu ssions of the
carriage wheels, and the rigidity of motion uponthe hard stone block. It is found, however, that
in a few years the good efi'
ec t is nearly lost, fromthe constant ac tion of heavy loads on the rails,and that the chair bears hard upon the block .
The chairs upon most of the princ ipal lineswhere stone blocks are used, such as the London
and Birmingham, Edinburgh and Glasgow, &c . ,
have felt placed under them.
WE DGING OR KEYING THE RAILS TO THE C HAIRS.
When the iron rails have been laid into the open
sockets of the chairs, the next operation to be
performed is called keying the rails, which is done
by means of wedges called keys, one of which is
driven hard into a small vacant space left to rec eiveit, between each Chair and the ou ter side of the
KEYING THE RAILS. 69
rail, which is intended to firmly bind and secure
the rail in its seat. Various sorts of keys have
been prepared : they are most commonly made of
oak or elm, both compressed and uncompressed,
and also prepared by the patent process. Both
solid and latterly hollow iron keys have been
tri ed.
F£9 . 30. is a sec tional end- view ofMr. Barlow’s
patent hollow iron key, ap
plied to wedge a double
key has been very favourably thought of.
As on the proper keying of the rail much of
the stability depends, too much care and attention
cannot be bestowed upon the subjec t : hence the
contrivanc es are numerous. The chief objec t of
the key is to keep the rail firmly down in thechair, and at the same time not to prevent thelongitudinal expansion of the rai l. The kind of
key understood to answer best, depends much on
prac tic alexperience. The general use of wooden
keys for wedging rails, arises from the greaterfac ility they afford for their being tightened and
replac ed ; but toattain this object, the wedges should
be of ample size. Nothing demonstrates more theimperfec tions attending the construc tion of rail
r 3
70 RAILWAYS ON CONTINUOUS BE AR INGS.
ways, where chairs and keys are u sed, than the
constant watching the line of way requ ires, for
tightening the keys. F igs. 25, 26, 27, 28. illu s
trate the manner of fixing the rails with woodkeys.
RAILWAYS ON C ONTINUOUS BEARINGS.
Having now trac ed the progress of railways
construc ted on the plan first introdu ced by the
late Mr. Jessop, in 1789, to the present time, itmay be observed, that the laying the rails onalternate props or supports over the entire length
of the road, whether they weremade of wood orstone, has been the plan in general use, and seemingly has been considered by engineers to be the
best. It is at first view extremely difficu lt to
ac c ount for this partiality ; for after the introduc
tion of steam power on railways, difiic ulties pre
sented themselves in the construc tion of thi s formof railway, which had not been foreseen. Instead,
however, of attemming the introduction of a new
princ iple of laying the rails, large sums have beenexpended by the older companies in altering theform of rails first laid down . It is indeed
amusing to observe how much has been wri tten
on vertical and lateral deflec tion, on the strength
R AILWAYS ON C ONTINUOUS nam es. 71
and rigidityOf iron, and on railway chairs and keys ;when it seemingly required but little ingenui ty to
devise a scheme, where the Obvious deflec tions of
a bar suspended on two fulc rums, as a bridge, could
be got the better of, by plac ing the bar on a solid
foundation ; while greater safety and stability
wou ld be attained, and complicated contrivances
to fix the bar become unnecessary.
That any diminution Of vertical deflec tion, by
plac ing the bars on a solid hu e, is important,must be apparent to all, when it is considered that
a heavy load depressed, must be like ascending
an inc lined plane on the rail, the height of which
is equal to the central deflection. It was assumed,
however, when the G reat Western Railway was
under consideration by the parliamentaryw ittes ,
that as much power was gained in the
descent as was lost in the ascent, the Odds being
made even ; and thus the deflection would be no
impediment ; but Mr. Barlow lms shown that this
assumption is erroneou s, both in theory and prac
tic e, and that in fac t the gain from the desc entis so exceedingly small, in su ch shor t planes, that
it may be wholly rejected ; so that in a plane
supposed perfectly horizontal, the retardation or
additional resistance to the carriages, caused by
the deflection of the bar, will be equ ivalent to
F 4
72 RAILWAYS ON CONTINUOUS BE ARINGS.
the carriage being carried up a plane Of half the
whole length on a slope.
Solidity of the base of rails, upon whi ch heavy
carriages are to run, being, as a preliminary point,
so Obviously and essentially requ isite, the onlywonder is how it can be disc ussed at all. Yet we
find engineers stating, thatbetweenrailsfirmly fixed
to solid longitudinal bearers, and rails su spended in
the c ommon way between two points, not much
difl'
erenc e Of deflection exists. The fallacy of the
statement is, however, so apparent, that it is hardly
deserving of notice, were it not that su ch as
sertions have the dangerous effec t of misleadi ng
the judgment of impartial inqu irers. It may he
therefore laid down as the rule Of c ommon sense,
that the more firmly a rail can be laid c onti
nu ou sly on a solid bed, the less vertical deflection
or bending it will have ; and unless iron bars, when
su spended, c an be made equal in strength, and to
bear the same weight, ceter is par ibus, the first
plan must have most stability, not only in bearing
the vertical strain, but also the lateral one ; for
surely it requ ires no argument to show that an
iron bar laid upon a series Of points, or fu lcra,
must be much easier bent vertically and laterally
by theheavy blows or jolts of a carriage, thanwhen
the same bar is made to forma part Of the solid
RAILWAYS ON CONTINUOUS BEARINGS. 73
roadway on which the carriage m e. However
much, therefore, some may consider as question
able t he supposed advantages Ot'
rails laid on
c ontinuous bearings, the detec t, if any, cannot
apperta in to the princ iple, which, the more it isexamined, will carry the more convi cti on with it ;bu t it mu st apper tain to the details of the c on
struction. For instance, on some railways with
continuous bearings, the rails are fastened into
chairs, and rest upon intermediate saddles.
When the iron rails are laid down, however,in this manner, the tension and elastic ity of the
bar—bound at intervals, like the strings upon
the bridge of a violin—are not removed ; in fac t,there is no difi
’erenc c in the principle fromrails laid
upon c ross sleepers : and itmay fairly be admi tted,
that rails so laid upon longitudinal sleepers are
inferior, inmany respec ts, which could be pointed
ou t, to rails laid upon transverse sleepers.
It should therefore be kept closely in view,
that when a railway is said to be laid on conti
nuons bearings, it is meant that the base of the
rails rests entirely upon the solid timber. It has
been shown that the Old tram- road, first u sed in
this country, was nothing but continuous logs of
wood, with cross tiea adapted to the width of the
carriage-wheels. When this system was intro
74 RAILWAYS ON c ONr INU OUs BEAR INGS .
been extensively adopted, it was farther improved,
rendering it more adapted for steampower ; and
on the Continent some railways have been similarlyconstruc ted. The introduc tion of this form ofrailway in America has been attribu ted to the
country does not possess : but the question which
the public are most interested in, is not, where the
material comes from, or even the cost of it, but
what is really the best plan.
One Of the first engineers who has made theattempt to introduce into this country a railway
on the American construction, but with iron
edge- rails, was Mr. I. K. Brunel, who did so on
the Great Western railway and it requ ired bomcourage and ability to attempt an entire alteration
in the railway system which had for several
years previously worked so well ;'
and perhaps few
engineers would have attempted the bold ex
periment at once, which he did, of construc ting
so many miles Of a railway differing so much in
detail from the method of laying the rails pre
viously in general use. The princ iple is there
fore deserving of most careful consideration ; for
if it u ltimately tu rn ou t, by su cc essive future im
provements, as su cc essful as it has already proved,
76 RAILWAr s ON c ON'
rINUOUS BEAR INGS.
railways : but there are other lines in this country,
Of the common gauge, laid with continuous hear
inge, by which a c omparison can be made.
Before proc eeding to demribe themanner oflay
necesm to notice the formof the iron rail which
on the stabili ty of the rail, and its proper adap
tion to the road, much of the safety of carriages
runn ing at high veloc ities will depend.
F ig. 31. is the formof rail which was first laiddown on the Great
of 16 inches, for admitting the sc rewbolts for fixing the railto the timbers the outer
the head of the inner bolt being cou ntw sunk or
44 - lbs. to the yard, and were ls} inch high.
CONTINUOUS BEARINGS, GREAT WESTE RN. 77
LONGITUD INAL SLE EPE RS, OR BEAR INGS, ON THE
GRE AT WE STE RN.
As the plan which Mr. Brunel has adopted for
the sleepers or frame- work of the Gr eat Western,
as now arranged, does not difler greatly from theAmerican railways, and others which have been
laid in this country, it willeasily be understood .
It may, however, be instructive to desc ribe the
first plan of forming the line Of way laid down
from London to Maidenhead, 22; miles ; but
which is now in the course of being entirely
altered. On this part Of the line Mr. Brunel
made use of piles driven at intervals, in order to
give greater secu rity to the continuous timbers, sothat they might not rise up or go down ; but
these piles have been found to be unnec essary,
and so to add much to the cost Of the railway,
withou t any corresponding advantages : they are
therefore now being entirely removed, and longi
tudinaltimbers of greater scantling substitu ted.
F ig. 32. is a transverse sec tion Of a pile driven
into an embankment.In formi ng the railway, when the road was
construc ted,beech piles, 10 inches in diameter
,
78 C ONTmUOUS BEARINGS, GRE AT WESTERN .
and 10 to 14 feet long, at intervals of 16 feet,plac ed rather c loser to the outer than to the inner
rails, one pile between
driven into the solid
P5 89 .gvast labour and expense
The head of the pile was made to mad abou t
flush with the bd lasting, and a groove of 1s inc h
was c ut out an the side, near the top of w ch j;
timber were let, which connec ted the piles tac o
Every alternate pair of piles was plac ed
inches. On the transoms, and framed with them,
CONT INUOUS BE ARINGS, GREAT WE STE RN. 79
wide by 7 inches deep, each pair being laid at
7 feet 2 inches centres : they were made to restupon a piece of wood inserted between the double
cross- ties, and they were sunk a little into the
intermediate tie, which was made a little deeperthan the double one : they were secured together
by strong sc rew- bolts and nuts, with the heads
countersunk, as shown infig. into the upper
There were screwibolts at every point of in
tersec tion with the transverse ties or timbers, soas to firmly bolt the whole together, and the latter
with the piles : the timbers were laid carefully
to the plane of the line of way, and perfec tlylevel transversely, excepting at cu rves, where the
inc linations of the cross timber was adapted tothe radius. Both c ross and longitudinal timberswere packed with sand and gravel, which was
beat under them, so as to forma solid and compac tbed ; and the beating was even continued till the
timber was strained, as Mr. Brunel’s objec t ap
penrod to have been to throw up a verti cal strain
against the bars of the rail, to counterac t the efi’
ect
of the downward weight, and to rely on the retaining power of the piles to hold down the timbers.
80 CONTINUOUS BEAR INGS, GRE AT WE STE RN.
upon this a planking of American elm, ll inch
thick, and 8 inches broad, was laid, bedded withtar, having a Slight inclination inwards, the angle
of the slope being 1 inch in 20 inches. When the
planking had been firmly nailed down, and the
heads of the nails sunk flush, the iron rails were
then fastened upon the thin planking, (pieces of felt
having been placed between them,) by means ofstout screw - bolts, with a deep- threaded sc rew,
passing through the perforations made in theflanches of the 44 lbs. rails, into the solid wood.
The ou tside screws had square heads, and the
inside sc rews had the heads countersunk : a heavy
roller was passed over the rails, to aid the firmerscrewing up of the bolts. For the preservation of
the timber, the whole of it was previously kyan
ised, and the iron-work laid with tar. It has
been estimated that the timber used in each mi le
of this railway was 420 loads of pine, and 40
loads of hard wood, and that also 6 tons of iron
bolts, and wood Sc rews, were u sed.
Such is a desc ription of thi s most elaboratework, which it is u seful to preserve. It affords
another instance, of the many, of the truth of the
adage, that the best laid schemes too often provefallac ious. That thi s plan has not altogether
proved su ccessfu l, is no more than is every day
CONTINUOUS BE ARINGS, GRE AT WE STE RN. 81
Seen to oc c ur, although the results of the first trials
made seemed to have been satisfac tory. It was
soon disc overed, as already mentioned, that the
advantages to be derived from driving the piles,notwithstanding the extra expense, were but
trifling. They were therefore discontinued On
the lin e beyond Maidenhead, and longitudinal
timbers and cross sleepers only employed, the
latter being laid at closer intervals, and the scant
ling Of the timber of both redu ced, probably wi th
the view of lessening the expense. The radical de
fect Of this railway was soon, however, discovered
to be, that the scantling Of the timber and the rails
were too light for heavy loads passing with ta
pidi ty ; and, in consequ ence Of ac c idents on the
line, the whole timbers Of the railway between
Maidenhead and London are now in progress Of
being removed, and timbers of much heavier
scantling substitu ted, upon the same plan as that
upon which the southern portion Of the line hadbeen exec u ted, and which is simple in construc
tion.
F ig. 33. is a sec tion and elevation on a mall
scale ofthe longitudinal timbers as now being laid
down at the Slough station, and as existing in the
western portion of the railway. They are half- logs
of wood, with a scantling of 15 inches by 9 inches
G
82 CONTINUOUS BE ARINGS, GREAT WE STE RN.
ormore, and the cross sleepers are 5 inches by 8
The c ross sleepers are placed at intervals
of 9 or 10 feet, and are firmly secured to the
gitudinal logs by means of bolts and
forming a strong frame. The iron rails have beeninc reased in strength and Size from44 lbs. (the
original)and 55 to 62lbs. (those laid down on the
parts of the line last exec uted), to 70 lbs. per yard.
On the first 22} miles, where the lightest rai ls
were u sed, the head of the inner screw- bolt was
c ountermmk, as has been desc ribed, flush with
the iron, to avoid coming in contac t with theflanch of the wheel. Beyond this distance, on
the remainder of the line, the rails being increased
i n height, a nut was used for the bolt, both inside
and ou tside of the rail, for convenience of tighten
ing the screws. This plan, however, in reality
gave no more depth to the fianch of the wheel,
84 CONTINUOUS BEAR INGS, GRE AT WESTE RN.
those in use, being about 2} inches. It has,how
ever, been stated, that it is intended that in the new
rails laying down, the heads of the screws are to be
sunk flush. Instead of being, as the first rails were,laid with a layer of felt under themupon the top
Of the 15 inch planking Of American elm,— thus
affording a solid and compac t bed,— the planking
has been disc ontinued in plac ing the new rails, and
the rails are merely laid upon pieces ofprepared hard
wood, abou t half an inch thick, and eight inches
broad, which are nailed upon the longitudinal
timbers, the felt also being di spensed with. It
is diffic ult to perceive any advantage that this
plan has over the former one on the contrary,
the fric tion Of heavy loadsmay have the tendency
to loosen these small pieces of timber. Were therails simply laid down on the solid logs, on a bed
of felt, as on the Croydon railway, the sta
bility would be very mu ch greater ; or, at allevents, the first plan of u sing a plank, abou t
two or three inches in thickness, nailed to the
longitudinal timbers on which the rails mightbe fixed, must afford a more solid bed than the
I have been thus partic ular in desc ribing the plan
of the Great Western railway, as the suc cess of
the experimen t must be interesting to the railway
CONT INUOUS BEA RINGS, GREAT WE STE RN. 85
world. Iii my opinion, Mr . a clhas not yet
done justice to his plan, by keeping the scantling
of the timber the size he does. Even that which
is now laying down is much too light for heavy
tra ins at great veloc ity—which time will show ;
and he cannot expec t the success that his plan
deserves, unless a firmer base is given to the rails,which can only be done by increasing the sc ant
ling Of the timber, and plac ing the transoms, orc rm o tic s, at c loser intervals ; the adoption Of
which would afford all the advantages which c an
be obtained froma firmand unyi elding base, and
at the same time combine smoothness with sta
The plan of rails adopted on the Great Western
line has, as yet, not been much extended to other
railways. The Irish Commissioners have introdaood this plan on the Ulster railway, between
Belfast and Portadown . The rails laid down are
of the bridge form, and are of from15 to 20 feet
lengths, and 53 lbs. weight per yard. They are
not bedded on felt, but are sc rewed to the timberwith 3sc rews, 5 inches long, inserted at intervals
Of 16 inches. The longitudinal timbers have a
c ross sec tion of 12 inches by 6 inches, having a
lateral inc lination of 111,
of an inch. The tran
soms, or c ross~ties, are plac ed at intervals Of fromG 3
86 CONT INUOUS BE AR INGS, CROYDON RAILWAY.
10 to 15 feet, under the longitudinal timbers. On
some other railways, the plan of the Great Western
has likewise been adopted on small portions of theline.
CONTINUOUS BEARINGS ON CROYDON RAILWAY.
Another plan of iron rails laid on longitudinal
timbers has been most succ essfully tried on the
London and Croydon and other lines. On the
New Orleans railway a similar formof rail hasbeen adopted ; and on some of the American railways the same formof rail has been used, fixed
differently, namely, wi th c lamps, driven into thelongitudinal wooden Sills.
F ig. 35. is a sec tion of the broad- W ed T rail,made in l5- feet lengths, which has been u sed
on the London and
Croydon railway.
The mils are laid on
longitudinal timbers,with a scantl ing frommm14 inches broad,
by 5 to 7inches thick.
These are fixed to c ross sleepers of wood 9 feet
in length,with a scantling of 9 inches by 5
inches, and sec ured by half- inch spikes, 9 inches
CONTINUOUS BE AR INGS, CROYDON RAILWAY. 87
in length. A layer of felt is placed between the
iron rail and the longitudinal sleeper ; and the
former is firmly screwed down by haH- inch
sc rews, inches long, and bolts , with a head 1
inch in diamfier, placed at intervals in pairs, 19
i nches apart. At the joints , four sc rews are put in,
near eac h other. The beads of the screws are
c ountersunk in the inner fianch, and are 4
inches long. Fromthe low vertical section of thisrail when compared with those plac ed on chairs
and fromthe base resting on continuous wooden
sills, it possesses both strength and stability. This
plan, of laying the rails upon the solid timber, isan excellent one ; and this railway affords, per
haps, the bes t example in the United Kingdomof a smooth and elas tic rail, with absence of noise
and suffic ient stabili ty, as the rails are so bound
together that they cannot easily get out of gauge ;
while the wear and tear in workingmu st be diminished, and corresponding safety increased.
The formof rail here adopted, though remarkably free fromfriction, and afi
'
ording ample room
for the flanch of the wheels, does not seem topresent any superiority to the bridge form onthe Great Western, were the latter plac ed in a
similarmanner on the solid timber, although somemay fairly consider that the squareness of the
o 4
88 BAlLWAYS ON CONTINUOUS BEAR INGS.
flanch of the wheel, on the Great Western, to
suit the bridge rail, is no advantage ; but, on the
contrary, increases the amount of fric tion.
A part of the Birminghamand Glou cester rail
way has been laid on longitudinal sleepers of
American pine, in r u ions lengths, with a scantling
of 13 by 6 inches, connec ted by ties, 7 feet 2
inches long, with a scantt of 7by 35. inches,being half- round logs ; the chairs being sec ured
by strong sc rewed bolts.
F ig. 36. is the sec tion on a large scale of what
is called a shallow parallel rail,laid down on part of this line, at
56 lbs. weight per yard.
Part of the Manchester and
Bolton railway is likewise laid
on continuous bearings ofwood,
or M f- baulks, set a little dia
gonally, with crossbeneath the
ceding line, with rails of the same form. On the
Dublin and Kingston, and other railways, con
tinuous bearings of wood have in portions been
laid, but with a fiat- based parallel rail, the rails,as previously noticed, being set in chairs.
Iron edge- rails have also been tria l in this
country, on continuous stone blocks, instead of
RAILWAr s ON CONTINUOUS BEAR INGS. 89
timber. On the Bolton and Preston railway, on
which the works are laid in thismanner, they
5 feet in length, and 2 feet in width, and the
blocks are imbedded in brick sleepers. On partof the Leeds and Selby railway, where a con
tinuous line of stone bloc ks is placed under each
rail, they are 3 feet in length, 1 feet deep, and
16 inches wide : the four lines are kept together
by mm of iron ties, running from one side tothe other. This plan of rai lway, when the stones
have a solid foundation, must be a very durable
mode of constru c tion : but where continuou s
stone blocks have been u sed, the harshness and
rigidity have been found too great for heavv loads
passing with rapidity, the impulse being much
more severely felt both by the carriages and
machinery : hence this plan has not been extended
in thi s country. It is more than probable, how
ever, that iron rails, laid solid upon continuoubearings, will ultimately be extens ively adopted ;
and that, fromtheir many advantages, the publicOpinion will be extended in their favour. There
can be no doubt that the smoothness and less noise
of the carriage evince a more easy working, and
less friction and jolting of the machinery. A fair
c omparison can be made between the London and
C roydon and any line laid upon other bearings.
90 GUID E PLANC II or r u n WH E EL.
There does not appear on the Great Western, or
other lines laid with continuous hearings, to be
much, if any, diminu tion of the osc illating or
rocking motions of the carriages. On the Great
Western, this may or may not be influenc ed by
the gauge ; but, at allevents, there is a freedomofthat jolting and harsh grating noise so appment
on some lines. The great point, however, evenmore important than the smoothness of motion,is preventing the rails being thrown out of gauge ;
and railways construc ted like the Croydon, with
afi'
ord a very effec tive security. However, even
on bearings thus laid, much will depend upon the
solidity of the railway, and the ballasting and
packing, although itmust be self- obvious, thatwhen
the longitudinal timbers are framed together, itaffords more certainty of stabili ty than when rails
are plac ed on separate blocks, and sleepers easily
influenced by concussion, and even by the weather.
FLANCH OF THE WHE EL.
Having described the different forms of ironrails now used on railways, itmay be u sefu l here
to notice the flanch of the wheel, upon the adap
tation of which to the rail depends the diminu
92 G UIDE FLANGE or THE WHE EL.
Mr. Loch obtained another patent in Oc tober,184 2, for further improvements on wheels ofrailway carriages.
The flanch of the wheel is that part of it which
constitutes one of the most important points con
neeted with railways : and in railways where
c urves exist, which is the case on almost everyrailway, the adaptation of the flanch and the cone
of the wheels to the formof the rail increases inimportance : the flanch is commonly made about
one inch deep, slightly bevelled off from theinner side to the outer, in order that, when the
wheel is running in a direc t line, the edge of the
flanch may be kept abou t an inch c lear Of the rail,or fromcoming, if possible, in direc t contac t with
it. To effec t this objec t, the tire of a wheel about
4 inches broad is usually made in a slight degree
conical ; in awheel 3} inches broad, the inclination
on the tire is 1 inch in 7; so that the diameter ofthe Whole wheel is greater by 1 inch at the flanch
than at the outer edge. By this adaptation, and
the slight convexity, the range of contac t between
the wheel tire and the rail is verymu ch restric ted,
which necessarily causes its wear. To get the better
of this, in a certain degree, it has been the prac ti ce
with some engineers to give a slight degree of
inward inc lination to the rails, in order that the
GU ID E FLANCH on THE WHE EL. 93
surface on which the wheel ac tsmay be enlarged ;
although it is obviously apparen t, that the greater
the extent of surfac e which comes in contac t, the
greatermust be the fric tion on the point of in
clination of the rails : engineers, however, differ
much in Opinion .
On the London and Birmingham, the inclina
nation of the rails is stated to be gof an inch in
1 1 inches, or about 1 inch in 29 inches ; and on
the Great Western, as already noticed, about 1
in 20 inches. On the latter railway the flanch of
the wheel has much less bevel than on commonrailways : this arises fromthe pec uliar formof the
rail itself : to adapt the carriagc wheelto it, the
edge Of the fianch is flat and square instead of
beingmade thick and bevelled.
On one railway, the Eastern Counties, where
the carriages have ru n several times off the rails,occasioning very serious ac c idents, it has been
asc ribed to the improper applic ati on of wheels
with fianches not bevelled, or sufli c ieutly deep,
but this and shallow, of the same form as theGreat Western, to rails of entirely a different
shape, viz. the common parallel rail. If thi s isthe fac t, it mus t have proc eeded frommi stake, or
ignorance in respec t to the proper adaptation of
wheels to su it the form of rails ; for one can
94 GUIDE E LANC H OF THE WH EE L.
hardly concei ve it poss ible that carriages with
defec tive flanches wou ld for one instant be per
mitted to run, endangering the lives of hundreds.
Indeed, the ofic ialreport by the Company, on the
recent railway ac c ident, asc ribes it to the defect
ive joint of a rail being caught by the flanch of a
wheel of the engine, the flanches not being adapted
for the Eastern Counties’ railway, and that the
engine would not again be used until the flanches
had been altered.
”
In order to attain greater command over the
retention of carriages on the rails at high speed,
some persons have considered, that were the
fianch made deeper, the liability to run off would
not be so great, as a broad flanch must retain the
wheels better ; for the same jolt which wouldthrow themoff in the one case, wou ld retain themin the other ; and thus half an inch more flancb
would prove a great additional security. The
deepening, however, of the fianch, as rails are commouly used, would be attended with some prac tical
inconvenienc es. This, however, is a point of vast
importance ; but the solution of it can be best
attained by experiment. Others have considered,
that by inc reasing the number of carriage- wheels,
the risk of running off would be materially
lessened. The usual number of wheels is,six
96 euros r LAxc n or THE WHEE L.
experimental application, by which alone can theirutility be tested. Amongst other proposals
,is
one to have double- fianched wheels, at least for the
engine ; whi ch would have the effec t ofretaining the
wheels on the rails, even were the fianch of the
fore wheel raised from it ; and by this meansthe engine would be restrained from leaving the
Some have attribu ted the liability and frs
qu ency of carriages running off the rails, not to
the want of depth in the fianch, or even imperfec tion in the rails, but to the centre of gravity
of the engines being too high, which increases the
osc illation.
Professor Melson and Mr. G. Heatin of Bir
mingham asc ribe such ac c idents to the neglec t
of the ac c urate balanc ing of the revolving parts
of the machinery, which oc casions the violentosc illations, the jerking, and leaping motion on
the rails. They have tried a number of expel-huents
on the effec ts produced from the want of equa~
lisation in the systemof rotatorymachinery theypropose to counteract the bad effec ts by counter
poising the weight of c ranks and connec ting- rods,&c . ,
by means of a contrivance to balanc e the
machinery, and so produce a smooth and equable
C ARRIAGE , AXLE , AND BEAR INGS. 97
C ARRIAGE , AXLE , AND BEARINGS.
The axles of carriages is another point c on
u seted with railways deserving of much c on
sideration ; and consequently many improvementshave been made on them in rec ent years. C om
paratively few ac c idents now happen frombreaking of an axle ; but when it does oc c ur, the mostserious consequences may arise. The axles are
always made of scrap or malleable iron, of the
best workmanship, and abou t 3; inches in thick
ness ; but the engine axles are much stronger than
those of the carriages. It is of course well known
that the princ iple of fixing the wheels of railway
carriages is the reverse of that of carriages on
common roads. In the latter, the wheel revolveson the axle ; whereas, in the former, as the wheelsare gu ided by the flanches, and the carriage does
not requ ire to turn round, the wheel is sec urely
fixed on it. In the nave of the wheel of railway
carriages a square hole is bored out, to get amoreperfec t fit, and the end of the axle is wedged
fast into it. The bearings in which the axle
turns are in common waggons plac ed inside the
98 CARRIAGE , As , AND BEAa s.
outside the wheels. The latter plan admits of agreater width of the frame- work of the carriage,frombeing elevated above the wheels. Thi s plan
is therefore generally adopted for railway carriages,although it has the effec t of making the centre of
gravity higher than by the other plan. It presents,
however, an advantage over the plan of having
the journal or bearing inside of the wheel, that .
less fric tion is c reated, as the journals of wheels
3 feet in diameter, may be reduced from 3} to
2} inches ; thus the latter will present a much
less su rface in contac t : the journal of the axle
is always turned with the u tmost acc uracy, as the
least inequality is productive of serious con
sequences. The outer end of the jou rnal is
swelled out in diameter with a collar to keep the
axle, when in situ , from moving laterally oroutward. A brass bush, in which the axle can
turn with fac ili ty, is fixed in a cast- iron chair orbox, made in two pieces to embrac e it, and when
so placed they are bolted together. The chair or
box is then firmly fixed to the framing of the
When concave springs are used, which are most
common in railway carriages, the centre of the
spring rests on the top of the chair, and is
fastened to it by the same bolt whic h fastens the
100 c AERxAGE - sr aINGs.
Fromthe speed at whic h carriages on railways
now move, and the number of carriages which
necessarily linked together, and the jerks and
shocks they are liable to when stopped or put
in motion, great strength of frame is not only
nec essary to prevent their being injured, but
such an adaptation of springs as to modify the
effect of the conc ussion , prevent the carriages
from stri king hardly against eac h other, and to
extend the shock gradually over the whole train ;
an elastic yielding throughou t the train, there
fore,becomes nec essary. By the plan of con
nectmg'
the carrrages°
by means of iron bars the
ou t the train, and the more violent wmrding flw
violenc e of the shoek might be prevented by a
have ac cordingly been made for this purpose
most of these improving on the original plan ofthe carriages of the Liverpool and Manchester
C ARRIAGE - srm s. 101
fromthe increase of speed bea ms the more ap
parent. From carriages on railways requ iri ng
nearly a straight- forward motion ,
°
en arrangementof the springs was obviously wanted to meet thedirect tractive forc e, viz. one c lass of springs to
relieve the body of the carriage from the jolt ofthe axle, and the other to resist the transmissionoft concussion. As the frames of the carriages
on most railways usually projec t over the wheels
the wheels and carriages, and weight of the
latter, in a great degree lessen the imperfec tionof such a. plan, and the risk of overtu rning. The
ellipti c lapped spri ngs, which are supported upon
the iron chair of the axle of the wheel. The
springs formerly were often placed above the
frame of the carriage, which had the advantage of
enabling the platformto be kept lower, but they
are now usually plac ed under the frame. The
springs are now made much larger and mu ch less
concave, than at one time ; and in the most improved carriages the lapped springs are made very
long, and nearly qu ite straight : these do not rest
on the chair axle. Grasshopper spr ings are used
on some lines, but are not common . The springs
102 Rur r ING Arr ARA'
rus.
strength. The plans of w riage springs vary,
however, considerably.
The other c lass of springs used in railway
carriages is termed bufi'
ers, which are round blocks
or disc s of meta l or wood, projec ting from the
ends ofc amages, commonly covered with cushions ;these bufi’ers are fixed on the ends of long iron
rods,plac ed under themrriages in thefi'
amc wwork,
the end of an elliptic spring when subjected to
pressure, or brought in contac t with the buffers of
the adjoining nu As all the bufi'
ers In a
line of 0m m whatever he the number, are
all made to stand directly opposite each other, itobviously follows, that whenever any conc ussion
takes plac e, as the sudden stopping of a train, the
shock, by their elastic ity, is much lessened
whether in pu lling or pushing the carriages.
F ig. 37. is the ground- plan of a carriage, which
104 su s r r BUFF ING APPAR ATUS.
Other plans of bufl’ere have been inven ted to
ac t with helicalor spiral springs. Mr. Bergin of
Dublin has a patent for an apparatus of this kind.
An iron rod is made to pase from one end of the
carriage frame to the other, and the connecting
cha ins are attached to the buffer heads. The rod
of the buffer passes at each end through a hollow
tube, and is surrounded . with a spiral spring,
which bears against the tube, bu t cannot enter it.
This invention has been applied to the carriages
of the Dublin and Kingston Railway. Other
forms of spiral spring have been applied, as that
of Mr. Blackmore, to the carriages of the New
castle and C arlisle Ra ilway ; but it would be of
little prac tical u tility to desc ribe the various me
chanicalcontrivan ces proposed for this, as well as
for most points connec ted with railway pmhtice
on the advantage or disadvantage of which mu ch
discrepancy of opinion exists : indeed there is
little oc casion to enter into a minu te desc ription of
the construc tion of railway carriages, if the prin
c iple on which their safety of ac tion depends be
understood, as they are c onstantly exposed to the
observation and examination of every one. It has
been recommended, that a more elastic construc tion
of carriages, in which the axles might have suf
c ient play to enable themto adapt themselves to
GAUGE on mor e BETWEEN THE name. 105
cu rved tracks would be advantageous ; and dif
ferent plans have been tried for this purpose.
A plan has been suggested by Sir George
Cayley to deaden the effec t of a sudden railway
train colli sion, by having a very large buffer fixed
to the front of eac h enginc, to be composed of a
series of large cushions ormattresses well packed
with elastic material. Another suggestion has been
to the part of the engine where the buffers are now
plac ed, as the elastic property of the air would
diminish the effec t of conc ussion . Another sug
gestion has been made, to have a strong van stuffed
with wool, cotton, camxtchouc , or some elasticsubstance, to rnn both in front and rear of
trai ns.
THE GAUGE OR WIDTH BETWE E N THE RAILS.
The mechanical applications for rails and car
r iage-wheels having now been desc ribed, the
formation of the railway track may be considered.
This subjec t is one of those things connectedwith engineering arrangements, which has of
late years attrac ted much public attention, and
on whic h much difference of opinion exists
the points of dispu te will afterwards be more
106 c as es on wmr n as s-ween THE nu ns.
fully considered. All that is nec essary to notic e
here is, that what is meant by the railway gauge
is the c lear distance the rails are placed apart,measuring between the inner rims of the rails.
In all the early- formed railways in this country
the gauge was from3-feet 6 inches to 4 feet. It
was afterwards increased at the collieries to 4 feet
6 inches, and in the course of time was enlarged
to 4 feet 8ginches, which now forms what has
been termed the narrow gauge, or the standard
Briti sh Gauge, from its almost universal adop
tion : this may, in a great measure perhaps, beasc ribed to this gauge having been adopted on
the Liverpool and Manchester line. Some fewmiles of railway in Scotland, as the Dundee and
Arbroath line, were at first laid down at a gauge
of 5 feet 6 inches, but these have of late been
gradually altered to the 4 feet 85 inch gauge.
The Irish commissioners have adopted a gauge of6 feet 25 inches on the Ulster Railway (Belfastand Armagh, Ac t, and on the Dublin and
Drogheda line the gauge adopted has been 5 feet
3 inches.
On the Great Western Rai lway, between
London and Exeter, 193 miles, Mr. Brunel, as is
well known, for reasons which will be afterwards
noticed, adopted a gauge of 7feet, which is now
RAILWAY PASSING PLAC Es, Pom s, AND
oaossmes.
most of which were for private use in the mining
disu'ic ts , a single line of way formed the railway,
the carriages getting ofi’
the m line when it
fromoff themain line for a short distanc e, and
then returning to it. In these railways the rule
was for the loaded carriages to keep the main
line, and the empty ones to cross to the sidingtill the others had passed. The point and switch
rails, as may be seen on the older railways, wereofmost simple construc tion a short piece of the
rail turning on a pivot~ Fig. 39 . represents a
c rossing rail generally used on rai lways of this
description. h orn the
obvious inconveni enc e and
danger attending points
and c rossings, espec ially if
the carriages went at any speed, various c on
trivances weremade to paw withou t interruption,
or the n s s zf of altering themova ble piec e of
PASSING PLAC E S, POINTS, c nossmos. 109
tion. The plan adopted where the trafii c in each
direc tion was nearly equal, was to have crossings
Of the rails laid in such a way at parti cu lar place s
that, at these, both trains diverged a little to one
side, forming a c ircu itous course till they passed
each other, dispensing with the moveable switch.
A plan of this kind is much u sed in underground
railways. Anothermode is to have a spring switch
opening to the wheels of the carriages, and allowing
themto go on. The great objec t in these con
trivanc es was to avoid the nec essi ty of manual
labour. F ig. 40. represents one end of a passing
plac e, for a single line of rail
way, by which carriages, pro
c eeding in opposite direc tions,di verge equally fromeach other
at the same time. This plan
may be worked withou t the necessity of movingthe switch hy the hand. The point railat the
one angle, and corresponding one at the opposite
plac e of divergencemay remain always open by
means of a powerful spiral spring, moving back
tin point to its originalposition, when the carriages
have passed, the points of the opposite angles
being always kept shut. By another arrangementofthe springa contrary action may be made to take
ph ce, for whm the moveahle rail is pu shed to
110 PAssmc PLAc ns, POINTS, c nossmc s.
wards thefixed rail by the wheels of the carriages
the spring immediately c loses it again. In other
plans of c rossings the passing- plac e simply di
verges to one side of the main line, and returns
to it again , the point opening to the retiring
carriage, and returning by a spring to its formerposition. Mr. N. Wood describes a self- ac ting
plan adopted at the Killingworth Colliery, where
the loaded carriages keep by the main line andthe empty ones diverge on one side, and return
again when the former have passed ; a spring
switch being made to open to the wheels of theloaded carriages, and allowing them to proceed,
while itmakes the empty ones diverge to one side.
The spiral spring is enc losed in an iron tube, and
connec ted with the moveable rail, and by
arrangement of the spring it can be made to act
against the rail, and be kept constantly shu t, or
the springmay be made to ac t the reverse way,
and keep it open, and press it firmly against the
fixed rail.
These c ontrivances of springs to move thepoint rails from the sharpness of the bends and
joltings at conc ussion, are not so welladapted for
double lines. Indeed, in the latter case, crossing
plac es are not so much required, as a train te
quires only oc casionally to deviate into a passing
112 PAssmo PLAC ES, POINTS, c aossmc s .
F ig. 4 1. is the plan ofa common crossing, running
obliquely ac ross a double line of rails. The angles
are shown, more ac ute
than they are in reali ty
made, for sharp angles
could not be workedF" 4 1 with safety on rail
ways, owing to the great shockmpassing, c reating
a liability to throw the wheels of the rails. The
angle of railway crossings for great speed should
not be more than from2 to 2} degrees, but for
slow speed the angle is commonly 6 to 7degrees .
At the points of intersec tion of the rai ls grooves
are provided for the flanches of the wheels, and
guard rails are plac ed within the line, to keep the
inside flanch fromgetting off the rails. So important for railway safety is the setting of the
switches, as the least neglect may occasion the
most serious ac c idents, that some railways have a
signal appn atus affixed to them, which indicates
to the driver of the train as he approaches the
exac t position of the switch.
The method in u
se of moving the crom
line: Two castwiron plates abou t 9 feet in lmgth
are fixed on the blocks or sleepera and have s
PASSING- PLAC ES, Pomrs, c nossmc s. 1 13
single moveable rail on eac h plate, turning, at
one end, a few inches on a joint or centre. The
butt- end of thismeets two rails (a li ttle separated),
which also rest on one end of the plate. The
two moveable pieces are connec ted together by
an iron rod which moves them laterally to eachside of the fixed rail, so that in an instant
the train can be diverged oil" the main line.
Another plan ac ts the reverse of this ; it is a loose
rail in the common way, turning on a joint, and
the sharp end of the point c arries onward the
c arriage wheels on the intended track. Two
short pieces of both the moveable and fixed rails
are plac ed upon a cast- iron plate.
On railways where steam power is adopted,
themoveable points are worked bymeans ofa lever
and connec ting- rod, the handle coming through
a square cast- iron frame placed on the ground
c lear of the rails : by the simple drawing back thelever, the point ismoved ; and when the attendant
slackens his hold, the point returns to its original
Instead of the square plate, the plan on several
railways is to connect the turning- rod with a
small cast- iron pillar , firmly set u p. A vertical
spindle,passing through it, tu rns in a soc ket at
the lower end : near the bottom of the spindle a
1 14 r assmc - r nac ns, Pom s, cnossmc s .
sheave is plac ed horizontally, fixed on a’ false cen
tre, with an iron ring working round the sheave,forming the common ecc entric motion : fromone
side of the ring a horizontal rod is connec ted by
means of sc rews with the rod which tu rns boththe points or loose rails . The apparatu s is entirely
enc losed, and nothing except the pillar and handle
is seen. The whole of the GreatWestern Rail
way is provided with very neat pillars of this
kind . Examples of the arrangement of the cross
ings at the termini of railways may now be seen at
almost every large town. At the Euston Square
station of the London and Birminghamline,four
lines ofrails are laid down, as also at the goods’
de
pot, about twomiles distant, between Camden Townand Chalk Farm bridge, near the Primrose H ill
tunnel. At the latter place the genera l arrange
them, both the up and down lines being inter
sec ted ; eight or ten crossing- points or swi tches
are seen from Chalk Farm Bridge Within the
space of a few yards ; and as allthese require to
be set and turned hy the hand to put the trains
on the right track, one may easily conceive the
notwi thstanding the fac ility with which, fromthe
116 DANGE R or LINES m ansnc rmc .
The danger attending the intersection s of the
main line is fully illustrated at the Camden Townstation. The goods’ station li es to the right of
the main l ine (going out of London); hence lug
gage vans hnve to cross the down line before they
can get on the up line : they are . c onsequently
always liable to be ru n into by the down trains,fromthe least derangement of time, as lately hap
pened, and was produ c tive of fatal c onsequenc es.
The danger arising from an arrangement of thiskind must be apparent, and could be removed at
a little inconvenienc e, by separating entirely the
up and down goods’ departments, and making
one set of warehou ses, from which the downgoods proc eeded at onc e upon the main line
,
and another set of warehou ses in which the up
goods should be received without having diverged
from the main up line, thu s preven ting the lug
gage vans c rossing the lines : had such an ar
rangement been in existence the late ac c ident
could not have happened.
An ac c ident has just occ urred from the samecause at the Bristol terminus, where a train fromGloucester ran into the Exeter luggage train,
while the latter was passing fromthe Bristol and
Exeter to the London line, and seven tru cks were
smashed to piec es. In lines therefore worked
ADD ITIONAL LINE S— SINGLE LINE . 117
with locomotive engines, where great traffic ex
iste, were the goods’ department to be entirely
separated fromthe passengers’ one, both safety and
convenience would be consulted. This, indeed,
c ou ld only be at first done bymu ch additional out
lay, and made perfec t by forming perhaps a third
or even a fourth line of rails, the goods’ traffic
being entirely confined to the lines made for it.
Indeed, fiom the difference of speed adopted
with different trains, su ch a plan as this seemsthe only one to avoid the danger of collisions by
trains being run into. Were a thi rd line of rails
formed at every railway where express trains are
allowed to run, to which they were confined,
great additional safety would be given, as pass
ing- places must be ever attended with mu ch
u ncertainty.
A very opposite view to the above was enter~
tained by Mr. F.Wishaw, as to themeans to prevent collision, and at the same time enable railways
to be formed at little expense. He proposed to
have only a single line of way throughou t, what
ever be the amount of traffic ; and to start at
every hour in the day from terminal and prin
c ipd intermediate stations, exchanging the trains
by means of turn tables. This singular scheme
he termed the rec iprocating system but fromx 3
1 18 TURN- TABLE S.
its inconvenience, and the vigilance of management requ ired for working su ch a plan, it is not
likely to be adopted.
Those very dangerous crossings which exist on
many lines shou ld, if possible, be removed, where
ever locomotive power is employed ; indeed, they
are not in general necessary, espec ially near
stations, as the goods’ warehou ses are u sually built
at the final terminus. The heaviest carriages are
easi ly moved fromone line of way to another by
means of the useful and clever inventi on called
the turn- table or plate . This consists of a c ircu lar
cast- iron table turning round upon rollers, having
four iron rails formed on it, placed at right angles,of the same gauge as that of the line, and set to
the same level ; when the carriage passes on to the
table, it is wheeled round, and may either be en
tirely reversed, or, by turning it a quarter round,
so as to be at a right angle with the line, thecarriage may be run on to another line of rails.
The tables can thus transfer a single carriage ina short space of time fromone track to another,or add it to, or take it from, the train ; or an
engine can be entirely reversed in a few minu tes.
120 TURN- PLATE S.
diameter ; between these two rings iron rollersrevolve, the under side of which has a bevel
corresponding to the lower ring. These rollers
are turned round by means of iron arms, whichradiate from a centre ring embrac ing a vertical
spindle. The arms pass through the middle ofeach of the rollers, and are firmly fas tened to them.
The intention of the rollers is to carry the weight
of the table, and to move it easily, as the under
ring of the table turns upon their circumferenc e.
The table is kept in its position by the centre
spindle, turning with it on a socket, but not sup
porting the weight . There is eu outer iron ring
the same diameter as the table, and forming
(should the platformbe made of timber) an edge
to it. This ring is rai sed above the level of the
arms of the rollers, and within it the floor is placed
upon which the rails are laid. The platformofthe table is, however, generally now made entirelyof cast- iron, with rails ra ised on its surface. A ring
of corresponding diameter surrounds and forms a
margin to the table, and the ends of the rails of
the line of way rest on it, an d abu t those on the
To describe the numerous mec hanical c on
trivances connec ted with railways wou ld fill
.volumes. One, not the least interesting, is the
D ESIGNING A LINE or RAILWAY 121
water- c rane, which consists of a cast- iron pillar,through which the water passes, having a hose to
supply water to the engine : they are planted on
different parts of the line. These cranes revolve
on a centre, to bring the hose to the tank, and to
be turned fromoff the line when not used ; and
means are taken to prevent the water freezing.
The mile- mark is another u sefu l contrivance on
railways, by whi ch every quarter of a mile may
c ounted, and the rate of speed ascertained by the
D E SIGNING A LINE OF RAILWAY.
Having now described the mechanical contri
vances requ ired to formthe track of the railway,
(and it may have been observed how much skill
and perseverance have been displayed in bringing these to the maturity they have already
reac hed,) the formation of the line may be
shortly considered, although it is foreign to my
purpose to enter into minute details, or a dis
quis ition on this branch of railway practice.
However, a synopsis or condensed view of a
subjec t in which so many are interested may be
useful . Every one, indeed, can easily have a
general idea of the principles upon which rail
ways . are usually constru c ted. It may be said,
122 ns sIGNING A u s e or RAILWAY.
point to be kept in view in railway planning,
this subjec t already acqu ired, is to have a clear and
definite view of the objec t for which the railway
is to be constructed ; the motive power which isintended to be employed ; and likewise a prec ise
idea of the rate of speed which it wou ld be re
quired generally to be worked at ; whether the
railway is to be planned for goods as the main
objec t of traffic , or whether chiefly for passengers
or whether to be adapted for both pu rposes at a
moderate rate of speed. Almost every point con
useted with the formation of a railway hinges onthe motive power and rate of speed.
Had such points been c lear ly wrought ou t and
determi ned on by engineers, or by railway com»
panies , before the undertaking was commenwd,
even in making surveys and taking levels, manyexamplesmight be given showing how much use
less expendituremight have been avoided. Where
a slow speed is requ ired, with a light traffic , dithc ult gradients might be overcome even without anassistant engine and thus the expensive and
Herc ulean labours might be avoided of cu ttingmiles through bills or solid rocks forming dismal tunnels and precipitous embankments. On
124 D ESIGNING A LINE or RAILWAY.
Sutton, 1 in 89) have been avoided, which,in
spite of allthe advantages of the increase of the
motive power, form permanent impediments torapid transit? And, in a similarmanner, would notthe
.
c urves of short radii whi ch exist on manylines have been avoided ?
In the construc tion of railways, the c u ttings
and excavations— that is, the formation of the
line of way through elevations, and their per
forati on, where requ isite, with tunnels— the filling
up of deep ravines, or the forming of embankments are allpoints that evince the talent and
skill, and test the experience, of the engineer.
As the main objec t is to bring the line of way as
near to a level as possible, by the judiciou s plan
ning of the line many thousands of pounds may
be saved. Engineering in these days has assumeda new feature from bygone times. To be a rai l
way engineer, not only requires an ac c urate eye
to take up the general aspec t of the country, but
at the same time to have a clear conception of its
geological charac ter. The level above the sea is
too often overlooked, and considered a secondary
matter ; but it is all- important, as allmain trunklines for commerc ial purposes ought to have a
branch communication with some sea- port. No
thing, indeed, is more common than to find
GRAD IE NT DE F INED — INCLINE D PLANE S. 125
people suppose the summit of an inland di stric t
is greatly above the sea level, when in fac t the
rise is often inconsiderable. There are, perhaps,
not many countries, where the general trending
of the mountains is understood, through which
railways cou ld not be carried. No doubt rail
way ditii c ulties,
”as they are quaintly termed,
which always more or less exist, are increased in
hilly countries ; but that rou te, which but a few
years ago would have been deemed imprac ticable,now presents few obstac les to engineering skill.In laying ou t a line of railway through a
country, the gradients have been properly con
sidered an important point in the adoption of the
particu lar line. The word gradient, now in so
common use, is well known to mean the propor
tion of feet of ascent or desc ent in a mile. An
inc lined plane is of course understood to meanevery plane which is not level ; and it is usual in
desc ribing railways to make use of the term in
clination for asc ent, as an inc line of l in 101,or
an ascent rising one foot in one hundred and one
feet, which is the same as'
a gradient of 52 feet
per mile. Beside the consideration of the gradients
on the route, another princ iple of great importanceto be kept in view is, to shorten the distance as
much as possible between places to which a direc t
126 PR INCIPLE or RAILWAY COMMUNICATION.
communication is requ ired. The result of ex
perience in railway formation has already shown
that c irc uitous routes not only increase much
the expense, but do not afford the advantages re
qu ired ; beside which, the adoption of a c urvili
near route too often, instead of a straight line, has
had the effec t of injuring the effic iency if not the
general safety of the line.
The numerous plans of railwavs now before the
public proc eed, therefore, chiefly on the princ iple
of a direc t communication, and it is considered
better for smaller towns to have a branch direc tly
to the larger ones, than that a railway shou ld per
ambulate a country, and diverge for their aecommodation, at one point at a tangent, and at another
by a semic irc le, fromthe straight line.It need hardly be observed, however, that in
several cases it is impossible to avoid a c urvilinear
rou te, as in approaching domains, although there
is no doubt that in many instances the objec ting
parties wou ld ultimately obtainmost advantage bypermitting the straight line to have been adopted.
Besides the advantage of having railways formedin di rec t, rather than in c irc u itous routes, 8. new
feature seems to introduce itself into railway
arrangements, which does not yet appear to be
suffic iently understood : this is, the advantage of
128 FORMATION or THE LINE .
As, in planning any railway whatever, it is
next to impossible to obtain a direc t level, theobjec t of the engineer is to arrange the gradients
of the line in such a manner as to approac h to a
level, for nothing will tend more to the perfec tionof a railway than that the track over which the
wheels are to ru n should be smooth, straight, and
level, which arrangement is, in every instance,the preferable one. But as it is absolu tely neces
sary in many localities to ascend cons iderable
acc livities, and to descend again to the former oreven a lower level, or when one terminus is con
siderably elevatedover another, ason theEdinburgh
and Glasgow line, it becomes necessary to descendfromthe level of the one to that of the other.
Engineers very naturally differ in opinion as to
the best methods of overcoming such diffic ultiesOne plan adopted has been to distribu te the rise
and fall as equally as possible throughou t the
whole line ; and another method has been to c on
c entrate these on a few steep points, and to makethe other parts of the way as level as possible.
The London and Birmingham railway affords an
example of the former, and the Liverpool and
Man chester of the latter. Some have strangely
considered that when the line of way is undulated
(the Hull and Selby affords an example of this
ASCEND ING AND DESCEND ING PLANE S. 129
profile), it is preferable to a perfec t level, as the
gravity which aids the desc ent increases the mo
mentumof the ascent, thus equalising the amountof trac tive force ; but as the amount of gain ishowever very small in short planes, this methodof arranging the gradients of a line is not likely
to be entertained unless from pec u liar c irc um
It is now generally admitted that, in order toattain an economical working line where consider
able deviation from the level must exist, that
there must be some similarity or equalisation of
the general grad ients of the line ; or in other
words, that when the traffic of a railway is nearly
the same fromboth ends of a line, the degree of
inc lination is of less consequence as respec ts the
working expense, provided the loss in gaining the
general summit would be compensated by thegain fromthe assistance of gravity in the descent.In ac cordance with this view on most railways on
which a considerable summit level has to be
reached, the plan is adopted of having a series or
planes gradually rising, and a corresponding
series descending. The Grand Junc tion affordsexample of this arrangement : on it there are
15 asc ending, 10 level, and 23 descending planes.
No railway, however, constructed on this plan,
130 F ORMATION or THE LINE .
can be deemed perfec t, withou t breaking a long
inc lination with intermediate level planes, as
considerable danger must always exi st from themomentumwhich a heavy load acqu ires in de
scending uninterruptedly a steep descent. The
Eastern Counties Railway, at Brentford, incli ne,affords an example of the want of this arrangement,there being no level plane in the nearly three
miles of desc ent ; 1 foot in 100, or a gradient of
feet per mile.
To attain the objec ts of railway formation nowpointed out, fromthe varieties of the surface of a
country, vast expensewilloften be incurred ; valleys
must be filled up, rocks cu t through, viaducts and
bridges formed ; and even should a distric t be cem
paratively level in some instances, as in the Edin
burgh and Glasgow line. verv expensive works in
a short distance occur : thus the works, in this 46
miles of railway, aremuchmore numerou s and expensive in proportion than those on nearly the samelevel plane of 117} miles Of the Great Western.
As these expensive works have generally hmformed for the purpose (at least in reference to theEdinburgh and Glasgow railway) of obtaining a
level way, as the ordinary gradien t on this railway
is l in 880, it becomes a matter ofmuch importance,as regarde not only the original ou tlay , but the
132 E s s ner or R ESISTANCE F ROM GRAVITY.
it is indisputable that with the same motar ap
plied, the speed is reduced just in proportion to
the ascent, until the impelling power ceases to bebe long er available. It has already been te
marked that the resistanc e of carriage wheels on
a common road, from fri ction and roughness of
the surfac e, is so great that the gravity which
operates as a constantly retarding force in mo
derate inc lines becomes less observable ; whereas
on the smooth surface of a railway of the best
construction, over whi ch the wheels glide,the
loss of power is so much reduc ed in amount that
the least departure fromthe level makes the full
force of gravity or the weight of the train to bear
against the inanimate impelling force. Notwi th
standing the sc ience of thwe times, it may be
questioned, if the full importance of this fac t in
railway formations has been considered. Bu t it
brings the simple question prominently in view,
whether it is better to take the direc t cou rse,though more inclined, than to take the longer one
and keep the level.
In considering this point, the difference between
the trac tive force exerc ised on a level and an as
c ent must be estimated. Engineers have differed
carriages on railroads have to overcome before the:
ar mor or RESISTANC E — GRAVITY. 133
and constantly retarding force, arising from
axles, and the ac tion of the wind. On a level
Of the trmmhas been estimated at 7 t0 8 1bs. per
ton. According to the experiments of M. Pamhour, on the Liverpool and Manchester railway ,
lbs. was the friction per ton, or the 280th
part of the weight. Mr. N. Wood is inclined
fromhis experiments to estimate it about 9 lbs.
per ton, or the 240th part of the Weight. Taking
the resistance to be overcome by themotive poweron a level railroad at the lowest estimate, 75 lbs.
per ton, (or near ly the 300th part of a ton,) for
every 7 feet of rise in a mile, 3 lbs. per ton wou ld
be added to the opposing forc e of trac tion ; so that
14 feet of rise, or 1 foot in 337, wou ldmake the
amount 6 lbs. , and 1 in 300, or 171} feet of rise in
the mile, would double the resistance to be overcome ; or add lbs. more weight per ton to bepulled ;
— 35 feet per mile, or 1 in 150, would
triple, and 52} feet per mile, or 1 in 100,
quadruple, the resistance to be overc ome, and so
on. Taking therefore the resistance whi ch a
train has to overcome on a level plane'
at the
x 3
134 ar mor or RESISTANC E .
lowest estimate of from7t0 8 1bsi per ton, a train
of 60 tons would requi re a power to be exerted
of 420 or 480 1bs. or 7x 60, or 8 x 60 ; and keep
ing in view the efi'
ec t of gravity , and that a plane
of ] foot in 100 adds one ton to the downward
1 in 50would be 44 8 lbs. for each ton, and for
1 in 90, lbs. This on 60 tons would amountto 1493 lbs. additional power to be drawn, which
increases the opposing force from60 to 186 tons.
And should the resistance on a level be taken at8 lbs., a load of 1 12 lbs , including carriages, on a
level would oppose to the trac tive power 896 lbs.
but on an inc lined plane of 1 in 135, the increase
fromthe effec t of gravity would be 2686 lbs.
It nec essari ly follows that this increase of re
sistance to be overcome on an inc line must be at
tended with much waste of power : so much so is
this the case, that it has been es timated that toasc end an elevation of 20feet, or 1 in 264 , asmuch
power is exerted in one mile in length as woulddraw the same load double the distance. Much loss
of time must likewise thus obviously arise in work
ing u p steep inclinations, even with all the ad
vantage a powerfu l motar can give, without theaid of auxiliary power.
The fac t being incontrovertible that every de
136 E FFEC T or RE SISTANCE .
ta'
ned, that in railways formed with an equalisa
tion of ascending and desc ending planes, the
compensatory effec t has produc ed the same ex
penditure of power, as if the plane had been
level. This result has been in part attribu ted to
the diminished resistance of the air in going up
the ascent, but unquestionably it is nearly en
titely the effec t of gravity increasing the veloc ity
of the descent. It is, therefore, certain that
railways can be designed to work advantageou sly
with a similarity of, or equ ivalent, gradients, and
it is a matter of consideration how far this systemcan be pushed.
Beyond a certain point it cannot be carried
with advantage, wherever the inc line has to be
surmounted by the aid of auxiliary power. To
the positive waste of power by the force of gravity,
when off the level, mustbe added the additional
expense and inconvenience of working the auxi
liary ; or when the incline cannot be am ounted
without assistant power, sti ll, if the effec t is to
reduce the size of the trains or the maximumload carried on other parts of the road for the
weight must be proportioned to the power or
to require the unnecessary expense of carryingforward over the line a greater tractive forcethan would otherwise be requ isite ; in both ‘of
ANGLE or REPOSE —EFF EC T or D E SC E NT. 137
these cases, the formation of inclines which re
qu ire to be so worked, cannot be economi cal.
The rule may he therefore laid down, that so long
as the degree of inclination does not materially
reduce the speed, it is of little consequence, and
it cannot prove ofmu ch injury . There is scarcely
any doubt that the adoption of a general steeper
ruling gradient throughout a line would, in somecases, have been attended with advantages, and
would he often preferable to descending very pre
cipitous inc lines to reach a level. The question ,
however, as to the degree of inc lination which can
be adopted with prudenc e and safety cannot be
properly judged of wi thou t taking into consider
ation the effec t which the descent has upon the
carriages, as well as the asc ent. This brings into
view what has been properly termed the angle of
repose,which means, when the wheels of a
carriage will stand upon an inc line without slip
ping, or the point where the gravity and friction
are equal. This angle was long taken at about
1 foot in 280, or a plane inc lining at the rate of
18 feet 10 inches permile, if the fri c tion of a ton
on a level was taken at 8 lbs. or, the inc lination
of 1 foot in 320, or 16 feet 6 inches per mile, if
the fric tion was taken at 7 lbs. Fromrec ent ex
per ience it appears that the views formerly enter
138 EF FECT or DE SCE NT .
tained of the prac tical efl'
ec ts of railroads were
of repose may be correctly applied to some car
carriage has been found qu iescent on an inclina
tion of 1 in 28o, one engineer states that he has
known a carriage to run down en inc line of l in
330 at the rate of 4 miles an hou r, acquiring a
veloc ity of 8 miles. It was also thought that, ata speed of 40mi les an hour, the angle of repose
wou ld be the same as if the speed were difl'
erent ;
but it has been found that, instead of the angle
being ‘ invariably the same, 1 in 250 or 280, it
a train in descending a plane increases in un equal
ratio as the resistance of the asc ent ; for, acc ord
ing to the laws of inc lined planes, the resi stance
or weight increases as the perpendicular height of
the plane is to its length. Thus is at onc e perceived the danger which is always present in
going down a rapid descent, and the care and
attention necessary for safety to regulate a un i
formveloc ity. The importance attac hed to the
regulation of this veloc ity could not be over
looked, even in arranging the gradients of any
railway ; hence portions of the lines, at either end,
called the Terminal plane,
”are usually made on
140 RRE Axs.
rails, which, in the opinion of many machinists,is capable of stopping or regulating the progress
of a train in any circ umstances. Whi lst, therefore, a self- ac ting drag ismost desirable in railwaytransit, there can be no greater error in the c on
struc tion of a railway than to have very steep
inc lines, which should requ ire its ac tion, and every
care ought to be taken to avoid them.
Among other contrivances, a self- ac ting drag
has been proposed by Mr. Thornton . He pro
posed a rope to tow the carriages connected with
the engine, and that the guard, bymeans of a con
tr ivance for the purpose, shall cast loose the rope,and that no sooner will this take place than the
break will press on the carriage wheels so as
shortly to stop the train.
A good dealof interest was lately, November,1845, c reated in Farringdon Street, London, by
the exhibition of a very simple break, which may
be applied to the wheels of railway and of com
mon carriages , and of other machinery, stated
to have the effect of stopping a train (withou t
the slightest reference to the speed) almost im
RA ILWAY GRADIE NTS. 14 1
mediaw The patent for it belongs to theRev. Mr. Maberley, of Stowmarket.
RAILWAY GRAD IE NTS.
Fromthe prec eding observations an Opinionmy
be formed of the advantages or disadvantages at
tending the system of adopting steep gradients,and of keeping as near as possible to the level and
straight line. There can be little doubt, the morethe subjec t is investigated, that the latter wi ll be
found the true princ iple of railway formation,both
for safety and utili ty and when gradients can be
brought not to exceed 16 feet permile, or 1 foot i a‘
330, the railway, although at first more expensive,will ultimately have the fewest drawbacks. In
many cases this cannot be attained ; and it is pro
per to state that some engineers have considered
making this gradi en t the maximum not always
dea'
rable ; and there are many examples of railways which have been suc cessful with steeper gra
di ente. The North Union railway illustrates the
saving with which this system can be attended.
It may be useful to observe the gradients which
have been adopted on partic u lar lines. For fac ility
of arrangement. gradients have been divided into
142 RAILWAY GRAD IENTS.
heads, under which existing railways are simplyclassed.
Mr. F. Wishaw has made the following classi
fication of railways
l st c lass of gradients, where the minimumrising of the line of way is 16 feet permile, or aninclination rising 1 foot m330.
2nd c lass gradients, where the minimumrisingis feet per mile, or an inc lination rising1 foot in 100.
3d c lass gradients, where the minimum risingis 88 feet per mile, or an inc lination rising 1 foot
in
Ac cording to thi s arrangement, the following
railways would be c lassed :
Mr . Wishaw gives the following places in London, bywhich the degree of inclination may be judged z—Greatestrise of Holborn Hill is lfoot in lt }
, and the average rise1 foot in 24 . Tbe greatest rise of Blackfi'iars Bfidga l in
16h ditto London Bridge (Surrey uide), l in 27; upper
part of C ity Road, l in 40 feet, or abont 128 feet per mile.
144
lat class .
RA ILWAY GRADIE NTS.
Name of the Railway, and prevail ing Grad ient.
inc line at the tunnel near Glasgow 1 in 43,
now worked b locomotive engines. (Thisrailway is one ofthe most uniformly level lines
whic h has been made )Glasgow and Ayr , the steepest n se w lm400
Glasgow and Greenock, the steepest rise is lm330, at Bishopton.
Grand Junc tion, general gradients good, lat i a
cline l in 85, l 1n 100, 1 in l77, l in 330.
Manc hester and Leeds, average inc lination 1 in260, steepest inc line 1 ° 182 for 6 miles.
Manchester and Bolton,inc lines 1 in 160
, 200,
239, 274 .
Birminghamand Gloucester, the prevailing gra
dient about 17} feet per mile,or 1 in
There are several asc en and deacen
800
planes of this incl in ation : e very steep 1n
clines at Lickey, 1 in 37to 1 m84 , are workedby loc omoti ve engines.
Newc astle and C arhsle,lst inc line 1 in 106, one
ascent to summit level and descent, lst
inc e 1 in 176, 216.
Stockton and Darlington, gradients generallysteep 128, 204 ,
233, 427, asc ending chieflyfromStockton, worked by stationary engines,
inc lines 30, 32, 33, and 104 .
Belfast and Portnadown (U lster Railway), pre
vailing gradient 26 °4, or 1 in 2oo.
oudon and C roydon, gradients good, except the
inc line at New C ross, miles to D artmouthArms, 1 in 100, worked y assistant engines .
Liverpool and Manchester comes almost under
third class : the inc lines are 1 in 89, 1 in 96
1 in 46 : other gradients
ublin and Kingsto n, the steepest inc line is 1
RAILWAY GR AD IE NTS. 145
Name of the Rai lway, and prevailing Gradient.
North Union, 10planes inclining at the rate of1 in 100.
Leicester and Swannington, some very steep inc l ines wcendi ag and descending 1 in 17, 1 in29 , worked w1th fixed engines ; also inc lines
of ]in 147 and 1 in 230, &0.
Sheffield and Rotherham, ru ling gradient 1 in
78.
D urhamand Sunder land, entirely worked by sta
tion engm'
es .
Ed inbiiry
h and Newhaven, a steep inc l ine in a
tunne 1 in proposed to be worked wi thlocomotive or atmospheric power,
third plane 1360.
C anterbury and Whitstable, divided into 5
planes, some of which are inc l ines of 1 in 31,
l in 46, 1 in 50, and are worked with sta
e, very steep inc lines, from1 in 97.
Dundee and New tyle, inc lines 1 in 10, 1 in 13,
and 1 in 25 , very steep, worked by fixed en'
nes, and the levels b loc omotives.
Efihburgh and Dalkei and branches, secondc lass, one half lins l in 234, branches 1 in 69 ,
and 1 in 513,inc line at tunnel 1 in 80, worked
by a stationary engine, the rest by horse
Br Juncti on, worked by loc omoti ves, and
an inc med lane by stationary power .
Bolto n and eigh, 2 planes and
worked with stationary engines, rest of line byloc omotives.
146 Looou o'
rrvs enema PLANE S.
The preceding c lassification does not always,however, afford a correc t idea of the working of
the line : for example, the Liverpool and M an
chester, which comes under the 2d or 3d c lass,has no gradient exceeding 1 in 84 9, with the ex
ception of the two inc lines near Rainhill. In the
older railways in this country, it will be perceived
the gradients were generally much greater than
those of later construc tion : the cause of this is oh
vious, for they were made for the use of stationary
engines, which was the only means then known
to gain the summit level. Within a few years
the stationary systemhas in many railways been
disused for gradients which were formerly imprac ticable with any other than fixed power are
now easily asc ended with locomotives—Which hasled to the return to the plan of adopting steeper
gradients throughout a line ; and what was for
mer ly termed a stationary engine plane, has now,
in many instances, become a locomotive plane.
Where fixed engines are used, the u sualmethodis for the engine at the top of the inc line to draw
up the train or waggon by of a rope run
ning round a drumand cylinder attached to the
engine, while the retu rn waggons, or descending
train, proceeding down by their own gravity,
carry bmk the rope. On other lines self- ac ting
148 CURVE S ON nu Lwar s.
hom power, on Tyler Hill, an inc line of 1 in 48,
willraise 35 tons at t he rate of 7} miles per hou r.
The inc linations on this railroad vary from 1 in
31 to l in 50. The steep inc lines on the Dundee
and Newtyle railway are also worked by eta~
tionary engines in a similar manner ; and on the
ac t was obtained so late as 1826, an inc line of
1 in 30, is worked by a stationary engine, the
desc ending carriages c arrying down the rope ;
the of the line is worked with horses.
Various other railways unnecesw ry to mention
are worked by means of stationary enginesthroughou t the whole or w t of the line. The
Durhm and Sunderland, 13 miles in length, is
entirely worked by fixed engines. It consists of
8 planes, varying in inc lination from 1 in 60,to
1 in 264 . The power of the engines is from42
to 85 horses.
C UBVEB ON THE LINE OF RAILWAY.
Some railways in this country are almost en
tirely c urvilinear, as the Newcastle and Carlisle
railway, already noh'
ead, which is one c ontinuou s
series of curves and remi xe s of short rad ii. Rail
c unvns ON ru n way s. 149
ways on this plan are not again likely to be con
struc ted. Several of the cu rves are about twenty
chains, or a quarter of a mile radius. When
c u rves are at all qu ick, they not only limit thespeed of the engines, from the tendency of thewheels to pursue a direc t course, but even shou ld
they be of large radii, every one must be aware
that the probability of the carriage wheels not
being thrown from the rails, in taking the c u rve,will depend much on the rate of veloc ity at which
it is taken. The osc illation and jolting of the
carriage is considerably increased as the carriages
take the cm ; and eo much so is this the fact
on all railways, that a person without looking
can tell the differenc e of motions in the carriage.
Suppose that the carriage has a descent before it
reac hes the cu rve, su ch is the increase of momentum given to it, that the tendency it has to go
in a straight- forward course, or in a tangential
direc tion, is inc reased ; and, although the engine
be partially slowed, every carriage comes fu llupon the engine at the time it has taken the
w rvs in a direc t line onward. The safety will
therefore depend on the danch of the fore wheel,and the weight of the carriages on the rails. Fromthe lateral strain given to the outer rail, if it
were the least imperfec t, or to swerve, or if anyx. 3
150 ovavas ON an nwn s.
yielding were to take plac e should the least in
equality of su rfac e exist, or any impediment pre
by the rocking and twisting of the carriages, as
may be seen by looking along the line of the car
riages, would easily be thrown ofi'
the rails.
Curves of short radii have been too often per
mitted to be made ; indeed the Board of Trade
does not requ ire companies to state any c urve of
a less radius than a quarter of a mile : but there
can be no doubt entertained by any person who
will investigate the subjec t, that so long as rail
ways are u sed for great speed, a cu rve even of a
milemay be attended with danger, whic h is ten
fold increased if allowed to exist at the base even
of a moderate descent ; for the c urve, added to the
ascent, increases the resistance so much, that a
c urve of three quarters of a mile in radius, on a rise
of 1 in 330, will redu ce the speed to abou t one
half. Many ac c idents have proceeded fromcu rves
at the base of the descent, when the high veloc ities
are considered at which trains now run.
In an ac c ident lately on the Eastern Counties
railway, one witness, who was standing close to
the line when the train passed, and cou ld easily
perceive its action, speaks distinc tly to the great
osc illation or rocking moti on of the carriages as
152 E LEVATION or ou rnn nu n.
tion of the wheels of the carriages to su it the
curves, and there is no doubt, were the tire of
the wheel not arranged for c urvilinear railways,the carriages would be constantly liable to be
thrown off the lines : but too mu ch reliance ought
not to be plac ed mthose contrivances, which have
been previously noticed, such as giving a certain
degree of elevation to the ou ter rail, varying with
the radius of the c urvature, or altering the trans
verse level, so as to produc e upon the carriages a
gravitating force towards the centre of the c urve,to cou nterac t and be equ al to that of the cen tri
fugal force ou twards . Tables have been given by
M. Pambour and other engineers of the eleva
tions nec essary to be given the ou tside rails,which are greatly contingent on the rate of veloc ity
at which the carriages ru n : for example, withwheels three feet in diameter, the gauge of rails
4 ft. in . ; play of the wheels between the
rails one inch ; and the inc linations of the tire
equal to of its breadth, or about i inch to
inches ; a cu rve nearly one mile radiu s ;speed of carriage 30miles an hour ; the eleva
tion of the ou ter rail would requ ire to be ‘ 60
parts of an inch, while at 20miles it wou ld be26. Supposing the c urve mile radius, at
30 miles speed, it would be about 8 3; at 20
c uavss ON ru n way s. 153
miles ° 36 ;— a cu rve of 5 mile, at 30 miles
,
138 ; and at 20 miles 5 9 ; and 2000 feet,at
30 miles, 16 5 ; and at 20miles, ° 7l; and so on,
inc reas ing the elevations of the ou ter rail as the
Other precau tions are made for curves, which
are proportioning the degree of the cone of the
wheel to them, and inclining the rail that it may
receive the wheel fu lly on its bearing surface,and taking care that the play of axles shou ld
be.
as little as possible, to avoid injuring the
effec t from the cone. From su ch provisions
as these, to a considerable extent, the danger
of taking a curve at a rapid speed is avoided .
Without these arrangements the tendency of the
wheels wou ld be to drag or press against the
ou ter rail, and from the slight hold they wouldhave when the wheels were going round, the least
jerk would upset the carriages or throw themOff
the rails. By due adjustment of the conical tire
and flanch of the wheels, it is supposed that they
can run in a c irc le of 595 feet radius withou t the
fianc hes tou ching the rai l. NO doubt much may
be done on cu rves by ac curate adju stment, to
adapt the carriages for speed in transit. For
tunately, however , c urves of short radius are not
now admissible on railways, or it might happen
154 c anvas ON nmwar s.
that the result of theory, instead of prac tice,
Where double cu rves exist on railways, as a
curve and mom s, the radii should be made incommon prudence larger than for a single c urve.
The curves at the London and Birmingham rail
both kinds ; on these the radius is not more than
is abmlutely nec essary for safety, and too small
for great veloc ity. In the different railways‘in
this country curves of various radii will be found.
The c urvature is now very properly made mu ch
larger than in the early railways ; but still the
radius of the c urve might be advantageously 1n
creased ; one mi le radius should be them nmumon every railway for loc omotive engines.
A few examples of the radius of c urvature of
way the radius of curvature is only 10 chains,and in the Dalkeith and Edinburgh railway the
c urves are from 600 to 1200 feet, all less than
a quarter of a mile, and some not an eighth of a
mile ; on the Dundee and Newtyle the c urves are
about 500 feet.
156 FORMATION or THE ROAD .
From what has been stated, when curves exist
On railways, it must be Obvious their safety de
pends entirely upon the proper adjustment oflevels of the rails ; the rate of speed they are
passed over, and the construction Of the tire and
flanch of the wheel .
F ORMATION OF THE ROAD .
Before a railway ac t can be Obtained, by a
standing order of Parliament, not merely are the
sec tions of a proposed line requ ired, but detailed
plans showing the extent of land to be taken,
and the names Of the owner, lessee, and oc c upier
of every piece of land likely to be interfered with.
The sec tion or profile of the cou ntry must
show the elevations and depressions distinc tly
marked from a base line taken from the lowestterminus : verticallines show the changes Of in
clination ; and straight lines, drawn from pointto point, show the line of railway. As the plans
and notices Of the intention to apply for an ac t
must be deposited some months before the introdu c tion of the bill into Parliament, and also a
Copy with the c lerks of the peace in every county
through which the railway passes, and a sumequal
FORMATION or r un ROAD . 157
to 10 per cent. of the subscribed capital must
be deposited with the accountant- general prior
to the presentation of the peti tion for the bill,there is time for considering the details of
the bill ; but as the preliminary point of the
extent of land cannot be altered without serving
fresh notices, the necessity of a thorough know
ledge, before the bill is introdu ced, of the traffic
and pu rposes to which the railway is expec ted
to be generally applicable, must be at onc e
apparent. Nothing more fully proves the nec es
s ity of such considerations than to look to the
enormous expense which has been entailed on
railway companies, not mer ely for the first bill,but for a succession of amended bills, some railway companies having as many as four or five
ac ts, and almost every company more than onethere were five ac ts obtained for the Liverpool
and Manchester in a few years, 1826, 1827, 1829,
1832, 1837. When an ac t is contested the ex
pense is well known to be enormous : the first
ac t of the London and Birmingham Railway
Company cost and the Gr eat Western
The London and Brighton cost, with
a contest Of fifty days,These fac ts show the necessity Of the pro
moters of railways avoiding crude propositions,
158 WIDTH BETWE EN THE LINES.
and of fixing on prec ise data in arranging the
undertaking ; and nothing 18 more important, asa preliminary point, than fixing the width of
road and extent of land between the fenc ing, as
on this will depend the width Of bridges, viaduc ts,and tunnels, which cannot be altered. Another
preliminary point is the operation Of levelling,
‘
which requ ires to be conduc ted with the ut
accurac y . As on the sec tions of the levels de
pend the calc ulations upon which the estimated
cost of the railway is made up, should these be
incorrec t, the measurement of earth- works, in
clination of planes, and total amount, must each
be erroneous. Engineers, to avoid mistakes of
this kind, are careful in checking the results.
WID TH BE TWE E N THE TWO LINE S OF RAILS.
SPAC E S OUTSID E OF TH E RAILS.
The important point of the gauge or widthbetween the rails having been determined for a
double line of way—supposing it to be the nar
row gauge, 4 feet 8} inches— the next
‘ The beautiful instruments now in use h
stafi'
a person levelling is enabled to view the
the stafl‘
at a considerable distance.
160 WIDTII or SIDE SPAC ES .
5 feet 1} inch ; on the Belgian Railways, 6 feet
6 inches.
The proper width Of the side spac es on each
side Of the railway trac ks varies in a similar
manner, ac cording to the particu lar views of
parties, and from local c irc umstances. What
Should be looked to in forming an embankment isthe security to give firmness to the blocks and
sleepers, and the stabili ty Of the rails. Some
engineers have stated, and amongst others Mr. N.
Wood, that 4 feet outside of the rails, even on
high embankments, is sufli c ient for safety ; for
the reason, that he considers the general
pression is erroneous, that an engine will run
over the side of the embankment and drag the
carriage after it ; whereas, in his opinion, when
the engine runs Off the rails its speed is immc
diately diminished ; bu t there being no check tothe carriage wheels still upon the rails
,their
inertia will carry them forward against the
engine, pressing it, until the train is stopped. He
therefore thinks, that if the width on the ou tside
Of the rails be sufii cient when one wheel is within
the rail to retain the other on the embankment,the train could not ru n over it.
It must, however, be Obvious, that this Opinion
is hypothetical ; for experience has shown a dif
WIDTH or SIDE spAc E s. 161
ferent result. Not only have engines frequently
run off the lines drawing carriages after themover embankments, but ia _general the safety of
the carriages has resu lted from the breaking ofthe draw- bar, which connec ted them with the
engine, instead of the resu lt being that the car
riages would push forward the engine, which had
ru n off the rails, ti ll it stopped. However much
it may be an objec t to keep down the expense
of railway formation, this surely should never be
a primary Objec t to publi c companies, when thesafety of thousands is concerned . N0 point can,
therefore, be Ofmore paramount importance than
making the spac es outside of the rails of suffic ient
width to give an embankmen t stability both inreality and appearance. For nothing can c reate
more well- grounded alarm to the traveller than
passing over a high embankment with the carriage
running c lose to the edge, or passing through a
deep c utting, or a tu nnel, or under a bridge,or
over a viaduc t, when one side of the carriage is
almost tou ching the walls.
When a railway is c urvilinear, as the Newcastle
and Carlisle railway, a greater width should
likewise be given to the embankment ; for an
ample space outside of the rails gives a general
M
162 WID TH or SIDE SPACE S.
on railways where steamis the trac tive power.
On the Liverpool and Manchester, the oumS'
de
spaces are 5 feet 6 inches ; on the London and
Birmingham and Grand Junction railway, 5 feetat the levels, 3 feet at the stations ; and on the
London and Croydon and Brighton , 8 feetwhich cannot be deemed more than suffic ient for
any railway using locomotive engines. On the
Eastern Counties (Colchester line), the side spac es
are 6 feet 9 inches on the Edinburgh and Glas
gow, and Glasgow and Ayr, 7 feet ; Dublin and
Kingston 6 feet 7 inches ; Belfast and Portna
down, 7 feet 2 inches ; North Eastern, 5 feet ;
Newcastle and Carlisle, 5 feet 3 inches ; North
British, 7 feet.
On most railways the side spac es average from5 to 6 feet ; bu t where rapid speed is adopted, 6
or 7 feet is not more than is necessary. These
spaces of cou rse vary in width at particular plac es,such as in passing viaduc ts, bridges, tunnels, and
stations, being diminished about three feet, which
is about the width of each of the side spac es on
the Greenwich railway.
164 WID TH or THE ROADWAY.
from26 to 33 feet, 28 feet being a commonWidthfor a narrow gauge line.
For example, the London and BirminghamandGrand Junc tion railways are between the side
cu ttings of drains 30 feet, and the width of road at
the level of the rails is 26 feet 2 inches ; Eastern
Counties, width at top of embankments, 30 feet ;
Birminghamand Glou cester, 28 to 30 feet ; London and Brighton, top width of embankm% ts, 33
feet Liverpool and Manchester, width of way,
25 feet 7 inches ; Edinburgh and Glasgow, top
width of embankments, 33 feet ; width of c uttings
from side drain to side drain, 30 feet North
British railway, now making, about the same ;
Great Western, about 34 feet.
Supposing the measu re over each track of railsto be 5 feet 1 inch, being a 4 feet 8ginch
gauge, the two tracksThe intermediate space to be
And eac h outside space to be 6 feet
The entire Width of road at level of the railswill be 28 fi. 2 in.
And if this road be carried through a level cu t
ting, width of two slopes, for the thickness of
the way, eachAnd allowing 15 feet at each side for drains
35 fi. 2 in.
will be the width over the drains between a and
WIDTH OR THE ROADWAY. 165
6 (fig. or should the side spaces be 5 feet
each, the width will be 33 feet 2 inches, and the
width of the road at the level of the rails, or top
of ballasting, 28 feet 2 inches, and 26 fwt 2
inc hes respec tively. The figure repremnts a see
On embanh ents there will be 3 feet less for
drains, reduc ing the Width (with 6 feet side
to 32feet 2inches between c and d (fig. which
is a sec tion of the top of an embankment, showing part of the rails laid with cross sleepers and
part on stone blocks the slope is continued
downward according to the height of the embank
at the edge of embankments above the row level,
as a defenc e against carriages going over. This
plan is not in general use, and their utility isu 3
166 W IDTH or LAND .
mounds are adopted, the Width of the formation
levelwill requ ire to be increased 2 feet on each
side, making the Width, with 6 feet side spaces,36 feet 2 inc hes, Where the slope is an angle of
45°
, or 1 to I; or Where the slope is l i to 1, itwill be 38 feet 2 inches.
THE W IDTH or LAND , AND ANGLE or
sLOPEs.
The slopes to be given to c uttings and embankments are regulated in a great measure by their
height and depth, and the nature of the soil. The
to the locality. It is of vast importance, however,not to be limited in quantity, and to give easy
slopes—every objec t being direc ted to the main
point of artific ial road- making, the attainment of
perfec t solidity. The quantity of land taken by
different railway companies must nec essarily vary
considerably. On the London and Brighton rail
way the Width of land enc losed is abou t 72 feet ;London and Sou th Western, 69 feet ; Bristol and
Exeter, 64 feet 6 inches.It is obvious, however, that in high embank
168 ANGLE or SLOPES.— r ENc ING .
onothers, less so. C halk°
willgenerally stand fromnearly vertical to an angle of In solid chalk
the slopes can be etfec ted at i to l, or for 1 yard
in height the cutting inc lines 6 inches. On the
G reat Western railway, near Bath, some of thec uttings are perpendic ular.
The sand excavations through the Gowran
Hi lls, on the Newcastle and C arlisle railway, are
made with a slope of I} to 1 .
It is the prac tice on all modern rai lways to
cover the slopes of embankments with a layer of
soi l, and to sow these with grass, the sod being a
preservative to the bank.
In many distric ts, where stone is plentiful, or
Where there has been an excess of cu tting, as in
the Scotch railways, side walls of stone are used
as fenc ing to retain the sides of embankments.The materials used for fenc ing of railways of
measu re, be regulated
according to the locality. Timber, as beingmoreeasily obtained in most parts of England thanstone, is almost generally used there for fenc ing ;
and in some places ditches are adopted. There
is little doubt that no point connec ted with
the safety of railways is more important than athorough systemof secure fencing, to keep cattle
fromstraying u pon the rails, so many acc identshaving arisen fromit.
EARTH WORKS. CUTTINGs. 169
EARTH WORKS.
The enormous earth c u ttings and filling up of
embankments, which are seen on many of therailways in this country, may well exc ite astonish
ment as the works of a few rec ent years. It is
calcu lated that cubic yards ofmaterial
were removed on the London and Birminghamline. The excavation of Mount Olive on the
Liverpool and Manchester line, the sides of which
are perpendic ular, was effec ted by the removal of
cubi c yards of sandstone rock. The
average amount of earth work on some railways
has been abou t cubic yards per mile.
The depth of c utt ings is frequently very great, on
some lines from50 to 70 feet ; and a sand excava
tion on the Newcastle and Carlisle railway is
1 10 feet deep. The cu tting at Blisworth, on the
London and B irmingham railway, 50miles fromLondon, 18 considered a good example of engineer
ing skill overcoming natural difficulti es. The
c utting is abou t 60 feet deep, through strata, the
upper portion of which is rock and the lower
looser matter. If the slope of the c utting had
been extended to overcome the lower strata,it necessarily incurred the labour and expense of
170 RE TAINING WALLs. U NDERSE GTING.
removing the rock above it ; instead of which the
rock has been underbu ilt, and the sides of the
c uttings are nearly perpendic u lar. The same c lever
plan has been adopted on many other lines. On
the same railway, from the Euston station to
Camden Town, Where a considerable cu tting
exists, fromthe nature of the soil, a sIOpe of I},
or 2 to l, would have been necessary, taking u
much valuable bu ilding~ground ; to get the better
of which, a work of greatmagnitude is exec uted
retaining br ick walls are built, 3 feet llginches
thick at bottom, and 2 feet 7 inches at top. The
width between the walls is 56 feet, and they are
securely bound with strong iron ties, or beams,extending ac romthe railway, and centre- forts, or
piers, are plaoed at intervals, to sustain the pres
sure of the soil, varying in height from19 feet,ac cording to the ground. The face of each wall
is c urved, the radius being abou t The wholelength of the wallis about 2200 yards.
The quanti ty of material which can be re
moved in cu ttings and formations of embank
it has, however, been estimated, that abou t
cubic yards is the greatest amount which can be
teamed over an embankment in one year ; but
172 COATING or THE RAILWAY.
yards. On the Clarence railway, near Durham,
exist.
The following data shows the immense increase
of the bu lk of an embankment by augmenting theslopes. An embankment 30 feet high, 66 feet in
length, with sIOpes of i to 1, and the top of
embankment 33feet in Width, contains 4070 cubic
yards ; wi th slopes 1 to 1, 4620 ditto ; at li to1, 5871 ditto ; and with slopes, 2 to 1, 6820
ditto.
C OATING OF THE RAILWAY.
When the road, i f a cu tting, has been finished ,
or if an embankment, consolidated, it is brought
to the proper level longitudinally, and also is
levelled transversely, or it is made a little convex,
about three or four inches, towards the middle,that the watermay falltowards the ditches. But
as the general material which forms the foundationof the railway consists of earth and c lay, it is
necessary to cover it with some more open sub
stance, through which the water may penetrate,and the blocks and sleepers may rest on a solid
bed and be kept dry ; for in some railways the
BALLASTING. 173
sleepers have gone to decay, probably from thedampness of the substrata.
The operati on of coating the row is effec ted
by overlaying it with what is termed ballastz‘
ng,
consisting of a layer of stones broken in small
pieces, like road metal. The ballasting varies ac
cording to the locality : sometimes it is granite,
basalt, or Whinstone ; at other times sandstoneor flint ; and gravel is much used in many places,easily obtained. This coating is spread on the
c u tting or embankment from 18 to 24 inches inthickness, according to the material of which the
road is formed. Smaller sized stones or gravel
laid for the immediate bedding of the blocks and
sleepers on their being packed round with any
u nitingmaterial. The Whole line of road is made
up near to the level ofthe rails, or about 3 inches
above the tops of the blocks, the thi ckness
being usually, when completed, about two feet
from the line of formation of the railway to the
su rfac e. The width the ballasting is laid upon
the road, will vary with the railway : on some itis made the same width as the top of the embank~
ment ; on others it is kept a foot or two narrower.
The width of the ballasting on the London and
Birmingham,Edinburgh and Glasgow, and North
British railways is from26 to 28 feet, and from
174 SLIPPING or NEW E MBANKMENTS.
18 to 24 inches in thickness. It is nec essary
before the line of road is coated, that the entire
subsidence of embankments shall have taken plac e,
not only with danger but inconvenience. It is
c ustomary, therefore, in newly- made embankments, in which there is generally a tendency to
slip in wet weather, to keep them rather higherthan they are u ltimately to be ; and when the
material is unfavourable to give thema consider
able slope, the provision required for subsidence
shows the imprudence in forc ing on embankmentswith some soils too hurriedly ; as the thorough
consolidation of the earth of a railway is the only
sec urity against casualti es, their hasty form
the prac tice is to travel with caution over newlymade embankments, and for the rails to be laidin such a manner as to diminish as much as
possible the risk, still from the sinking of theblocks or sleepers, and the constant packing these
require, in spite of any precau tions, the liabilities
necessity of c ircumspection.
When the railway passes through fanny or
mossy distric ts, from the soft and spongy or
yielding nature of the soih tbe danger increases.
176 DRAINAGE .
ment, which, from i ts less spec ific gravity, wouldnot be so liable to sink ; and by c utting drains
every 5 yards apart, and laying the moss drybetween the drains, it formed an excellent ma
terial for the embankment, requiring only 4 or 5
times the quantity whic h would have been usedon solid ground. In forming the road on thesurface of the moss, drains were first c u t on eac h
side of the line and lateral ones to carry off the
water, and by this means the surface ac quired
tenac ity and consolidation. Upon this hu rdles,
9 feet broad, Wickered with heath, were laid
transversely ; on some parts one, and on others two
layers of hurdles were laid. Upon these wereplaced two feet of ballast or gravel, to formthepermanent road , and on which the wooden sleepers
for themils were bedded. Mosses and swamps onother lines of railway have been passed In a similar manner, and sometimes longitudinal si lls havebeen laid along the transverse sleepers.
D RAINAGE .
In general the drainage of a railway on the
embankments is sufli ciently effec ted, when a goodcoating of open ballasting can be obtained. This
D RAINAGE . 177
willkeep the road dry, and the blocks and sleep
ers effec tually free from water. Where a good
c oating cannot be obtained, or where the width
of the road is great, and the least doubt exists as
to the consolidation of the road, a different modeof drainage must be adopted, espec ially in coun
tries exposed to heavy floods of rain. On somerailways, surface drains are formed under themid
dle of eac h of the transverse timbers, as may be
seen on the Great Western. On other lines, as
the London and Birmingham, these surface drains
are made at intervals, to ru n transversely ac ross
the road, passing under the rails, as may be seen
at Primrose Hill. On some places a stone or
brick drain, of from 4 to 6 inches square, is
carried along the middle of the line, with cross
drains at intervals, r unning from it into the sideditches (a b,fig. Sometimes drains are formedon the fac e of embankments for this purpose .
The formation of these drains is a mere matter of
engineering arrangement, depending on loc alc ir
c umstances, as material of deposit, or nature of
subsoil, and excavations.
On some railways, parallel to the tops of thecu ttings, open drains have been made, to preventthe water running down the dome Tile drains
or wood troughs have been advantageously used
178 D RAINAGE .
for this purpose. Retaining walls have also
been drained with c lay pipes, laid obliquely in
trenches, opening through the wall, which has
tended to their preservation. This plan of drain
age has been applied to the retaining walls on
the Croydon Railway ; they are bu ilt in du ring
the work ; and also to the walls of the Eu ston
Square incline on the London and Birminghamrailway, which was suffering from the lodgmentof water and consequent pressure. The wall was
bored through in several places, into which holes
iron pipes, abou t 3 inches in diameter in 4 feet
lengths, were inserted 16 feet deep. The bank
on the same railway, which was in a precarious
state fromwant of drainage, between Chalk Farmbridge and Primrose Hill tunnel, has been suc
cessfully drained by means of pipes laid in desc ending trenches ; more than 2600 feet of pipe
have been employed.
In surfac e cu tti ngs and excavations the drain
age is very simply managed, when there is any
dec livity, as shown infig 44 , page when one
half of a foot on each side of the formation level wi ll
generally be found suffic ient, although the exac t
size of the drain must obviously be regu lated by
the quantity of water which will be requ ired to
be carried away.
180 vmnuo'
rs.
built ; or sometimes arches are introduced. The
Dublin and Kingston Railway is partly formedin this manner ; and it oc c urs on many lines, as
at Linlithgow, on the Edinburgh and Glasgow
VIADUC TS.
Almost every kind of arching is made use of
on railways. The number of arches requ ired on
some railways, in the formation of viaduc ts,bridges, c ulverts, and drains, exceeds c redibility .
Viaduc ts , or rows carried on arches, as is well
known , are of anc ient origin, being used by theRomans. They are indispensable in railway c on
stru ctions, in order to c ross valleys at a higher
elevation than could be done by embankments ;
likewise for carry ing a railway through a town.
The extensive works on railways of this kind
are so numerou s, that it would take volumes todesc ribe them. In some lines the whole arrange
ment seems but the choice of, and is attended
with, vas t and complicated diffic ulties, which , at
first view, it appears almost madness to attemptto overcome ; and nothing perhaps but the esprit
de corps,” which ac tuates public companies, could
induce themto undertake such works as have been
vu nu c'
r s. 181
carried out in this country, where viaduc ts, tunnels,cuttings, occ ur in succession, and whole streets of
houses have been removed, whi chmight well deterthe boldest promoter of railways from embarking in such a scheme. When it is looked to what
has been ac complished, one may well feel pride at
the spirit which conceived such undertakings, and
the engineering talent which carried themto com
pletion. For example the London and Green
wich Railway passes through a sea of houses, and
for nearly four miles is constructed on a continual
series of arches, forming one vast viaduc t fromone end to the other : there are not less than 878
brick arches, chiefly semic irc ular, 18 feet span, and
20 feet high ; but in that number there are 27
skew arches, the princ ipal being over BermondseyStreet and the Surrey Canal. The Blackwall
Railway, 3miles and 843yards long, is another
gigantic work : on it there is a viadu c t of 4020
yards, containing285 arches, chiefly semi- elliptical,of 30feet span . There is also a viadu c t on the
Eastern Cou nties Railway, carried through bu ild
ings, consisting ofseven semi- ellipt ical arches, from
33to 36 feet span. Works of a similar desc riptionoc c ur in towns upon other railways : an extensive
ser ies of stone arches is now making to carry a
railway through the middle of the c ity of Glasx 3
182 vu uuc rs.
gow. Viaduc ts over rivers and valleys oc c ur on
almost every railway of any extent. TheWarn
clifl'
e viaduc t over the valley of the Brent, at
Hanwell, on the Great Western Ra ilway, is a
beau tiful work, consisting of 8 semi - elliptic al
arches, 70feet span. The Sankey viaduc t, on the
Liverpool and Manchester line, contains nine
arches of 50 feet span and 67feet in height above
the canal ; and on the same railway the Newton
viadu c thas 4 arches of 30 feet span. The Lawley
Street viaduc t, on the Grand Junc tion, at the
B irmingham station, is also an extensive work,
consisting of 28 segmental arches, 30 feet high
and feet span. On the Manchester and Bir
minghamRailway there is a fine work, the Stock
port viaduc t, 2179 feet in length, over the Mersey,
106 feet high, c onsisting of 22 semi- ellipticalarches, each 63 feet span, 28 feet 6 inches between
the parapets. On the Manchester and Leeds
Railway there are 5 viaduc ts ; one in the Man
chester terminal plane of 54 arches, from12 to30 feet span . The Wakefield viaduc t consists of
1 1 arches, 30 feet span, and one less. On the
Midland Counties, the Avon viaduc t near Rugby
consists of 1 1 semi- elliptical arches, of 50 feet
span. There is a viaduc t on the Chester and
B irkenhead Railway of 1 1 arches ; and on the
184 Barr ens.
span each, and two of them1 14 feet eac h. Each
arch is composed of three ribs, and cas t- iron imbedded in the masonry to receive them.
BRIDGE S.
The bridges formed on railways in this country
are so numerous, that their bare enumerationwould be impossible. It has been estimatedthat the number of bridges, taking the mean of100 railways, averaged abou t 2} per mile. On
one rai lway, the Grand Junc tion, 82 miles, thereare 106 bridg es over and 63 under the railway.
On the Manchester and Leeds Railway, 60
miles, there are 116 bridges, besides viaducts ;
Midland Counties, in 48 miles, 148 bridges ;
North Midland, 73miles, 133 bridges ; North of
England, 45 miles, 84 over and under ; Liverpool
and Manchester, 30miles, 55 over and under.
On the Edinburgh and Glasgow Railway, in
46 miles there are 31 bridges over, and 31 under,the railway , of 15 feet span, besides the viadu cts.
On the Glasgow and Greenock line, in 21 milesthere are 60 bridges and c ulverts, inc luding the
Port- Glasgow viaduc t.
Sometimes the arches are made entirely ofbrick. They are so on most of the English lines.
Burner s. 185
line are chiefly of brick, 28 feet in span and 16
feet in height. On the Scotch railways the
bridges are bu ilt almost entirely with stone. Iron
is oc casionally used in plac e of bric k and stone.
Cast iron girders or ribs are in common u se, laid
fromone abu tment to another. Six ribs are made
to support the four rails and two parapet walls,having nothing upon the girders except a plat
formof iron plates, flag- stones, or planking. By
this plan the depth of the bridge can be reduced,
strength is obtained, and no ballasting is requ ired.
Bridges are also occasionally made of timber ofa similar construction ; but they want the ap
pearanc e of durability , being better adapted for
temporary erec tions. Messrs. Green c onstruc ted
an extensive stru c ture of timber over the riverEsk at Dalkeith, for the Duke of Bucc leuch
’s coal
Skew, or oblique arched- bridges, have been
mu ch introduced in railways when the line has to
intersec t any road or other plac e at an oblique
angle. As it ismost important in railway formation
to avoid angles and keep by a straight line, a skew
bridge becomes a great con venienc e, from the
c ircumstance that the railway over the bridge, and
the road under it, may be made to form unequal
186 Barr ens.
angles with eac h other. The construc tion of these
arches requ ires very great skill, both on the part
of the engineer and exec utor of the work. On the
Liverpool and Manchester Railway the arch near
Rainhill 18 54 feet on the skew, and the angle of
The skew arch at Bermondsey Street on the
Greenwich Railway, consists of three openings ;
one for carriages, 17 feet 6 inches wide and 19
feet high, and two for foot- passengers, 6 feet 6
inches wide. The whole is effec ted at an angle
of and is construc ted of six cast- iron ribs ex
tending over the three arches 58 feet in length
they are supported on twelve cast- iron columns16 feet in height.
The bridge over the Dog Row, on the Eastern
Counti es Railway, is a skew one ; span 55 feet ;made of cast iron, with longitudinal and trans
verse girders. The larger girders are 3 feet in
depth, 2 inches thick, with an upper and lower
web, eac h 9 inches wide, and ru n fromone abut
ment to the other.On the Great Western Railway, atMaidenhead,
there is a bridge of ten semi- ellipti calarches of
128 feet span, having the rise, or versed sine only
24 feet 3 inches . Thereare also some very handsome iron bridges at Bath.
188 BRIDGES.
A considerable difficulty often arises in forming bridges over railways, fromthe desire of keeping down the arch for the same roadway over
it ; hence many very flat arches are to be met
with, which weaken the bridge, and often give
it a very insuffic ient aspec t, which ought to be
The bridges now in the course of construc tion
on many of the lines of railway now carrying on
in this country, will not be inferior, as works of
skill and enterprise, to those that have prec eded
them. The proposed passing of the Menai Straits
on the Chester and Holyhead Railway has already
called forth great engineering skill.
When railways were first introdu ced, they were
improperly allowed to c ross tu rnpike roads on a
level. On those railways, accordingly, for which
Ac ts were passed previously to 1836, these oh
jectionable crossings are very common ; as on the
Stoc kton andDarlington, Newcastle and Carlisle,Liverpool and Manchester, Dublin and Kingston
,
Glasgow and Garnkirk. Great danger fromsu ch
level road c rossings must,
obviou sly arise where
steam power is employed, fromvehic les passing
when the train is at rapid speed, or fromc attle
straying on the rails. These crossings are pro
perly now prohibited. Indeed, it seems mu ch
TUNNELS. 189
more for the advantage of the railway companyto bu ild a bridge to ensure permanent safety,
than to erec t a lodge and gates, with a man con
stantly stationed on the spot.
TUNNELS.
Tunnels are themost formidable and expensive
of all the works on a railway, and the cost of thembeing contingent on the nature of the ground to
pass, unseen obstac les often intervene to inc rease
the expense. Tunnels are great drawbacks to
the comfort of railway travelling ; and being oh
jec tionable in every point of view, the skill of the
engineer is fully di splayed in avoiding them.
Acc ordingly, in most of the recently designedrailways they are avoided as mu ch as possible.
It is, however, qu ite impossible in many localities
to dispense with themaltogether, withou t perhaps
having recourse to as great, if not greater evils.
They may, therefore, be called necessary evils inthe present state of railway formation. To attain
proper gradients, few lines of railway of any ex
tent c au be construc ted withou t having recou rse
to these laborious and tedious formations.
Tunnelling, or the art of c utting subterranean
190 TUNNELS.
passages through the bowels of the earth, has
been long prac tised ; and extensive tunnels have
been constru c ted, through which several of the
c anals of this c ountry have been carried . Tun
nels are constru c ted either by perforating the
earth bymeans of horizontalshafts entering themfromthe face of a hill, or by sinking vertical shafts
as a pit would be sunk. When tu nnels have to be
carried through granite or solid basalt, or whin
stone, or compac t sandstone rocks, the labour and
time occ upied must be very great, as nearly the
whole operation is c arried on by blasting. In
the Scottish railways several laborious works of
this kind have been effec ted. On all tunnels of
any length ventilating shafts must be provided
for although it does not appear that tunnels have
been attended with these bad consequences to
health at first apprehended, still immunity frompersonal injury will not make themmore bearableor less offensive. Their safety and exemptionfromannoyance will therefore depend entirely on
having air shafts at short distances ; and above
all things giving them, at whatever cost of first
outlay , suffic ient elevation. The height of the
tunnel is of importance when locomotives passthrough it ; for even when coke is consumed thesmell is most offensive ; but shou ld coal be used
192 r unners .
The Watford tunnel is 1 mile and 39 yards, or
5397 feet : it is carried through chalk. Abou t
the middle there are two large shafts for venti
lation.
The Kensall Green tunnel is a quarter of a
mile in length.
The Box tunnel on the Great Western Railway,
on the inc line 1 in 100, between Bath and Chip
penham, is fully 1} mile, (9372 feet) in length.
It is 27 feet 6 inches in w idth at springing of
invert : above this line it is 30 feet. The c lear
height above the rails is 25 feet. The air- shafts
are 1 1 in number, generally about 25 feet in
diameter.On the Liverpool and Manchester Railway
there are three tunnels. The first, fromWapping
station to Edge Hill, is 6600 feet in length, 22
feet wide, and 16 feet hig h. The side walls are
5 feet perpendic u lar, for supporting the semic ir
c ular arch°
of brick. Some parts of the roof are
formed by natural rock. This tunnel was exe
outed bymeans of vertical shafts. The passenger
tunnel, fromEdge Hill to the original station in
Crown Street, is 870 feet in length, 15 feet wide,and 12 feet high. The tunnel descending to the
station in Lime Street is about 5280 feet (onemile) in length, 25 feet in width, and 19 feet in
TUNNE L& 193
height. At the Western entrance the segmentalarch rises 12} feet.
On the Manchester and Leeds Railway there
are eight tu nnels, one of which is 8580 feet, or 1
mile 5 furlongs in length. It is 23 feet wide at
springing of invert, 24 feet at springing line of
arch of roof, and the height fromspring of invert
to the sotfite of arch is 21 feet 6 inches.
On the Sou th Eastern (London and Dover)there are several extensive tunnels : the Shakspeare
tunnel at Dover has a double here, or a tunnel
for each line ofway, 12 feet wide. It ismade in
the formof 9. Gothic arch, 19 feet to the spring of,and 30 feet to the top of, the arch. The ChalkCliff Tunnel is 4290 feet in length, on an inc line
of one in 284 : it has seven audits or galleries.The Abbot’s Cliff tu nnel is 6609 feet long, 24 feet
wide, and 25 feet high it has vertical shafts and
On the Manchester and Bolton Railway there
is a tunnel of 900 feet.
On the Leeds and Selby there is a tunnel 2100
feet in length, 17 feet high, and 22 feet wide,and there are three shafts for ventilation.
There is a tunnel 300 feet on the Whitby and
Pickering line, 14 feet high, 10feet wide ; the side
walls are upright for 9 feet, and support an
0
194 TUNNELs .
arch of 18 inches brickwork. The entranc e to
the tunnel is bui lt in a castellfi ed form.
There is a timnelon the Leic ester and Swan
nington Railway, abou t 5280 feet, or a mile inlength, 10 feet 8 inches wide at the hu e, M i d 11
feet 9 inches at the springing of the semic irc u lar
arch ; the height is 13 feet 6 inches. There are
feet high above the ground. There is a tunnel
on the Chester and Birkenhead Railway 573
yards long, and 16 feet high.
On the Newcastle and Carlisle Railway, 60milesin length, there is only one short tunnel.
On the Edinburgh and Glasgow, in the oppo
site extreme, in the short di stance of 46 mi les,there are five tunnels, some of which are long,
a c u rve, is 24 90 feet in length ; the W inchburgh,
990 feet ; and three tunnels together at an inc line
at Glasgow, 1328 feet, 876 feet, and 816 feet
respec tively. The height of these tunn els is 26
feet, and the width 22 feet. On the Ayr and
Greenock Railway there are short tunnels out
through the solid rocks. On the Edinburgh and
Newhaven a tunnel 3000 feet in length is now
making under part of Edinburgh. It is 24 feet
wide, and 17 feet high. This has lp en a mest
196 RAILWAY STATIONS.
cheaper the fares, the greater is the probability
that the trafii c on the line will inc rease. The
size and ac commodati on of the station houses
vary from the humble office of one apartment to
those splendid establishments some of which are
observed on almost every railway ; su ch as thestations at Boston Square and at Rugby, on the
London and Birmingham Rai lway ; those at
Bristol, Bath, Slough, and Swindon, on the Great
Western ; also the stations at Liverpool, M an
chester, Birmingham, York, Derby, Glasgow,
The architec tural design and plans of these it
is not purposed to desc ribe : many of the station
bu ildings display considerable architec tural taste,
others a pauc ity of it. It might be well when
railway dep6ts and stations form so conspic uous
objec ts, that pu re c lassic designs were adopted ,
and premiums might most advantageou sly be
awarded for competition designs. Iron roofs are
much u sed for railway stations : they requ iremost c areful construc tion. Too mu ch attention
cannot be bestowed on the arrangements at the
stations, as much of the convenience, comfort,and safety of passengers depend on them. As a
general rule, the plan has been adopted of havi ng
allstations and dep6ts on a level with the railway,
wherever it is possible : this prevents incon
RAILWAY STATIONS. 197
venience inmany respec ts to passengers, and alsoin the transfer of goods. The position of the
engine houses, coke stores, goods’ warehouses,
&c . , are also points in the arrangement of railways
which, both as respec ts the gu arding against
acc idents and for convenience, display skill on the
part of the engineer. There is not one point
connec ted with railways that requ ires morespeedy correc tion than the dangerous prac tice of
passengers being obliged to c ross the rails to get
at the upo trains. This improper prac tice exists
on almost every railway at out- stations, and the
numerous ac c idents which have oc c urred from itmight long ere this have pointed out the necessity
of its abolition. There are few travellers but know
the danger of sc rambling over rows of iron rails in
the dark, to get at the landing platformon the Oppo
site side of the railway, where the train they want
is to step. A fatal ac c ident which occ urred at the
Falkirk station on the Edinburgh and Glasgow
Railway, by a gentleman c rossing the liiie to get
to the c arriage, being ru n down by a coming- in
train, very promptly led to a bridge being thrown
ac ross the rails, and so preventing the necessity
of the passengers walking in fu tu re on the rails
at all at that station : and why should not this
plan be obligatory on railway companies through0 3
198 c osr or RAILWAr s.
out the kingdom; as also that they should land
passengers at all times on a platform? I have
seen passengers at some stations landed in the
dark amid the rails of the line, and where crow
lines meet, and obliged to find their way to the
platform in the best manner they could. By a
little attention to the arrangement of the stationsand landing- places, and the manner of attaching
and detaching of luggage waggons, c arriage and
c attle tru cks to and from trains, many ac cidents
may be prevented, or c as ualties guarded against.
C OST OF RAILWAYS.
Thus have been gone over some of the important works connec ted with the formation of
railways ; from the prec eding desc riptions someidea may be formed of the multifarious details.Fromthese works may be perceived the enormousexpense attending forming the line of way , and
the nec essity of (while the railway is designed with
alldue regard to economy) its utili ty not being
injured by ill- judged parsimony . It must be in
deed obvious that the cost of railways is much, if
not altogether, contingent on local c irc umstances ;and in estimating the future retu rns ‘ froma rail
MOTIVE POWER OF THE RAILWAY.
THE subjec t of railways has been vi ewed hi
therto chiefly in regard to the roadway on which
the carriages have to run. The co nsideration
which next presents itself is the mode of workingthe railway, and the motive power best adaptedfor this purpose, both in respect to safety and
economy. Railways indeed would have madeslow progress in this or any other country nor
would they have been at all likely to supersede
canals and other modes of conveyance—had theold plan of working themby horses, or stationaryengines, still continued. Confined as these agents
were to a slow rate ofmotion, and ill adapted for
general traflic, however convenient for local pur
poses, there could have been no stimulus to extend
the expensive works which have been desc ribed
connec ted with railway formation, hhd it not been
for the invention of a motive power which broughta new princ iple into ac tion, unknown in formertimes, combining economy of working wi th the
INVENTION or rm: Loc omo'n vs E NGINE . 201
u tmost veloc ity. The rapid advancement of railways in these timcs is c learly attribu table to one
thing. In many questions doubtsmay arise as to
su cc ess being attained by a combination of cir
c umstances ; bu t never was any thingmore clearly
defined or brought ou t, than that railways owe
their present success and prosperity to the in
tion and perfec ting of the locomoti ve engine ; and
although itmayyet happen, by the strange anomalies
of events, that, after allthe labour and time spent,and skill displayed, in bringing this machine to
the perfec tion it has attained, it may perhaps be
doomed, after a precoc ious matu rity and short
u sage, to be superseded by anothermode ofprepul
sion,— the atmospheric orsome other scheme, which
may lead again to the u se of fixed engines ; still it
must be interesting to trac e the progress and
history of an invention which has already proved
of vas t u tili ty to mankind.
INVE NTION OF THE LOC OMOTIVE E NGINE .
For many years the locomotive engine had
been remrded by an erroneous and imaginary
assunmtion, which prevailed since the general
introduction of iron rails, that there was not
202 INVENT ION or TH E Loc ou o'
n vs ENGINE .
sufficient fric tion between the fac e of a smoothwheel and rail to produ ce adhesion, or resistauce
enough to cause the wheel to move onward,
instead of simply turning on its axle,— which is
technically called skidd ing of the wheels. It seemsto have been supposed, that from this takingplac e, and want of suffic ient gripe or bite, not only
there would be loss of power, but the advance of
the carriage would'
be retarded. Strange as it
may now appear, fu ti le schemes were proposedand much money was expended on contrivances
to get rid of this supposed diffic ulty, when the
solution of the point could have been attained by
a few experiments. This shows the necessity of
testing inventions by experiment and experienc e
these may be tru ly termed the only safe basisupon whic h prac tical improvement can be raised.
In looking back on the short history of rail
ways, -we cannot but wonder that so little progress
was at first made with steampower. The steamengine cannot boast of great antiqui ty ; for al
though the anc ients knew something of steam,
they knew nothing ofmotive power or mechanical
applications. The invention of the steamengineis generally asc ribed to the Marquis of Wor
cester in the year 1663 ; but to Savory, who
obtained a patent for his steamengine in 1692,
204 Tasm mc s AND VIVIAN’S LOOOMOTIVE .
prehension Of their safety. These prejudices
gradually wore out where small steam engineswere used : and when steampower came into use
— from 15 to 20 years ago — in Scotland for
farm pu rposes, high pressure or noncondensing
engines, on the rec iprocating principle, were
generally preferred, fromcheapness, as the moti ve
power for barn mac hinery. Engines Of this de
scription are now in general use at farms inScotland and the borders Of The u sual
pressure at which these high- pressure engines are
worked is from30 to 35 lbs. on the square inch
and no ac c ident with themhas yet oc cu rred at
farms, showing that with goodmanagement thereis perfec t safety.
Tnv Tn Ic K AND vIq’
s LOC OMOTIVE
E NGINE .
Steam engines, however, modelled after theform of condensing engines, were Obviou sly veryunsu itable for portable or locomotive purposes.The first high- pressure engine, it is generally
admitted, appli cable for the latter pu rpose, was
the invention Of Richard Trevithi ck and Andrew
The au thor has now in the press a work, for which a
premium was awarded, on the application of the steamengine to farmpurposes.
TREW THIC K AND VIvIAN’
s LOC OMOTIVE . 206
Vi vian, engineers, of Camborne, In Cornwall. In
the spec ification Of the patent, dated March 24 .
1802, it is desc ribed for Improving the construc
tion of steamengines and the application thereof
for driving carriages on rails, and turnpike roads,and other purposes likewise, that their engine
will produce a more equable rotatorymotion onthe several parts of the revolutions Of any axis
which is moved by the steamengine, by causing
the piston rods of two cylinders to work on the
said axis by means of c ranks at i turn asunder.
”
It is alsomentioned that theyoc casionally propose
to make the external periphery Of the wheels of
carriages uneven by projec ting heads of nails, or
bolts, or o c ross grooves, or fittings to rail- rods,and that in cases Of a hard pull to cause a lever
bolt or c law to projec t through the rims of oneor both wheels, so as to take hold Of the ground ;
but that in general the ordinary stru c ture of the
exte rnal surfac e of the wheels would be sufii
c ient ; that the form of the engine might bevaried by changing the relative veloc ity of rota
tion Of the wheels as compared with that Of the
axis by shifting the gear, or by having toothed
wheels of different sizes ; the body of the carriage
to be made Of any convenient formac cording to
its use.
” In this c lever invention the steamwas
proposed to beworked eitherat high pressure or not.
206 TR EVII‘
HIC K AND VIVIAN’
S LOOOMOTTVE.
If the former, at a pressure from60 t0 80 1bs. on
dr icalform, to bear the expansive ac tion of strong
steam, having a beat tube like the letter U within
it, to in . . the heating surfac e. The furnace
exc ite the fire by bellows, worked by the piston,
or c rank of the engine, or by any plan found c on
venient. The cylinder of the engine was likewise
a w ad safety valve m provided, not under the
c ontrol of the engineer a plan whic h subse
tive engine boilers, and which arrangement shou ldbe applied to stwmboilers of every description.
208 Tav Tn c AND VIvIAN’s LOOONOTIVE .
of 8 inches diameter, and a stroke of 4 feet
6 inches, with a fly- wheel to regulate the ac tion
of the c rank. At its first trial it drew as
many carriages as carried ten tons Of bar- iron s
di stance of ninemiles, travelling at the rate of five
miles per hour. It is doing mere justice to these
inventors to state that, to thembelongs the merit
of having first applied the steamengine su c c ess
fu lly to the purposes of locomotion ; and that
those who reaped the subsequent harvest merelydid so fromthe seed they had sown .
Although Messrs. Trevithick and Vivian had
thus, to a c ertainty, so far succeeded in making
use Of the steamengine as the motive power forrailway carriages still the ac tion of thei r loc o
motive was confined to the level plane, which
destroyed much of its emc iency, and the erro
neous belief entertained, to which I have already
alluded, of the want Of bite, or adhesion Of the
wheel to the rail, rendered the progress Of loco
motive trac tion, in a great measure, nugatory ;
accordingly, for nearly 25 years subsequent to
their patent, very little was done to advance the
Objec t, although, no doubt, numerous attemptswere made, and some of these were, perhaps,
nm xss sor’
s Loc oaao'
n vn ENGINE. 209
BLE NE ENsor’
s LOOONOTIVE , AND Eo - EAIL.
The next patent for this Object was that
granted to Mr. John Blenkensop, of Middleton
Colliery, near Leeds, in 1811, for what he termed
In the spec ific ation of his patent hementionstb t he proposed to fix upon the ground, or road,
over which a conveyance is to be made, a“ toothed rac k, or a longitudinal piec e of cast
other parts, of the nature of teeth, standing
upwards or downwards, or sideways, or in any
should be prolonged by fixing to it other piec es
so far as requ ired upon the road ;” that be pro
posed to fix, apply, and connect, with a carriage
for the conveyance of goods or passengers, a
wheel having teeth or protuberances, or other
parts of the same nature as the teeth belonging
to the longitudinal rac k ; and when the carriage
was suitably pM d On the road the wheel was to
revolve and drive its carriage along by the appli
cation of any such well known power or first
mover as can be plac ed upon and carried alongwith the carriage.
” He also dec lares that a steamP
210 m asons Loc omorrvs m m
first mover ; and, fu rther, that he proposed
to connec t it by a crank, assisted by a fly
wheel, or by other well known methods of c on
directly by another wheeh where the one crank
be fixed upon the arbor of the wheel. And, fur
ther, to render the motion of the carriage more
to avail himself of contrivanc es here tofore in use,
and that a preferenc e shou ld be given in every
instance to an iron railway, upon which the
toothed or common wheels of his carriages shou ld
run ; and t case he connec ted his longi
tudinalrack wi th the railroad itself— as one of
the sides forming the railroad might be cast wi th
teeth, so that it would constitute the toothed
rack itself, and, at the same time, afi'
ord a regular
and even bearing for the wheels, and for the
toothed wheel, whi ch, if its plane were vertical,may be made with a side- run to bear upon the
smooth part Of the rad, sad prevent the teeth
from looking too deep ; and, lastly, to give mo
tion to other carriages hy attachi ng the same to
the carriage upon which the first mover was
212 omrxm’
s Loc ou or rvn m um.
This complicated and extravagant scheme seems
to have received the most careful consideration,
and much timemust have been spent in perfecting
the details : but the idea was soon abandoned.
masses. w. AND a . c w m ’
s PATE NT LOC OMO
TIVE ENGINE AND onu s .
In the following year, 1812, a patent
granted to William Chapman, c ivil engineer of
Newcastle- ou - Tyne, and to Edward Walton
Their invention consisted chiefly in the use of a
chain or other flexible and continuous substance
stretched along the road to he travelled, secu red
at eac h end at su itable intervals, and in the ap
plication of this chain round a barrel or grooved
wheel in such a manner as not to slip, the
grooved wheel was fixed on before or behind a cw
riage, supporting any internal moving power, and
was to be put inmotion by the power, so that bythe revolution of the grooved wheel round its axis,either one way or the other, it could drive the
c arriage and the others which might be attached
c nu mn’s Loc omo
'n vn ENGINE . 213
to it. The patentees stated that it was already
known that self- ac ting loc omotive engines hadbeen made for the purpose of drawing carriages
after them but the objec t of their patent was not
to include i n their invention what had heretofore
been public ly done, but simply to c laim such a.
position and appli cation of the things they men
tioned as fell within their description. That the
principal feature in their invention was the ad
vantage that no alteration was required on the
waggon ways or rails, whether they were of woodor iron, because if they were strong enough to sus
tain coal waggons they would be amply capable of
supporting a locomotive engine when plac ed on
laboured under would be obviated ; namely, either
that of the weight of the engine destroying numerou s rails, or the total renovation of the way by
laying new raih at a great charge.” This plan of
Hetton colliery to the river Tyne, near Newcas tle.
By this plan earriages using the chains c ould not
two railways, one in each di rection. The weak
ness of the rdils laid down for railways at this
period forming an obstac le to the use of heavy
engines, may ac count for the proposal of Messrs.r 8
214 naum N’
s Loooxor rvn.
Chapman of placing the weight of the engine
npon two fru nes supported by 6 0r 8 wheels ; still
the eumhrous ac tion ow heels and such a length
of framing must have made such a moving power
aaUNTON’
s PATE NT Locomomvn, WITH Lens .
The next invention emanated fromMr. Wi lliamBrunton, engineer of the Butterly ironworks in
the county of Derby , who, in the year 1813,
took out a patent for a singular contrivance to
overcome the idealobstac le of the want of suffi
c ient adhesion of the wheels of carriages. The
spec ification of his patent describes a method and
machinery for propelling or drawing carriages
upon roads or railways bymeans of certain levers
or legs alternatelyor conjointly ac ting upon suc h,
or uponmachinery attac hed thereto.
” He pro
posed to propel the carriage by steampower, by one,
two, ormore legs page215., ac ting
against a rope chain or rail, and whi ch legs are at
tached to or connec ted with the moving power in
such amanner as to receive fromit a rec iprocatingmotion, by the levers (a c, d c,) something similarto the motion of aman’s legs when in the act of
216 am neN’
s Loc osw rrvs .
levels or legs were to bc furnished with one or
two other piews, which he called fact (be), with
shoe: formed to the best advantage, to prevent the
wear of the roads ; and these were to be made of
wood or metal, of breadth proportioned to the
materials on which they were to ac t. The said
feet were attached to the legs by means of jointsin su ch amanner as to accommodate themselves
the road might present, and that they might keepa better hold. The legs were to be either used alter
as tely, and themachinery so construc ted that when
one leg with its foot was brought to the grou nd,
or about to take it, the othermight be raised andsuspended until it was agai n brought into ac tion ,
or a conjoint ac tion might be adopted, and both
legs used together to obtain the progressivemotitmof the carriage.
A is the cylinder plac ed on one side of the boiler,the piston rod being attwhed to the leg at a,
serving as an abu tment to push the engine for
ward ; are rods sliding bac kwards and
forwards, fixed to the lever a c , d c ; on the top of
the boiler are straps to raise the feet.
Mr. Brunton gives an account of the ac tion of
his engine, whi ch he terms the “ mechanicaltra
BR UNTon’s Loc omor rvs . 217
veller, mths “ Repertory of Arts, fromwhic hit appears that his propelling legs were tried upon
a railway at the Crick Lime Works, belonging to
performed very well. He first asc ertained that the
power necessary tomove it at the rate of 2} milesan hour, was 84 lbs. The machine there triedconsisted of a steam engine, having a cylinder of
6 inches diameter, and 24 inches stroke (the
45 cwt ), with steamequalto 40 or 45 lbs. on the
square inch. The machine was propelled at the
rate of 21}miles an hour, and raised perpendicularly
812lbs. at the same speed,—making the whole
power equal to 896 lbs. at 2§ miles an hour.
This, he observes, is nearly equal to the power of
six horses ; but, as the machine was working on a
rai lway wi th an inc line of l in 36, be calculated
that it performed the work of 4 horses, and for
which it was amply powerful. He also remarkedthat, with respec t to the advantage of this ma
chine, and the various purposes to which it was
applicable, muchmight be said ; that it was a mostsimple and easy substitu te for horses, particu larly
even waggons on turnpike roads.
218 TrND AnL AND nor r ou nr’
s PLAN.
Such is a descriptiomas given by the inventor,
and it is smgular' mobserve so much mgen
'
u ity
so complicated and extravagan t amachine.
TrNDALL AND BOTTomr’
s PLAN.
The next ac count of an invention for reduc ing
the expense of carriage on railways and other
roads, emanated fromMessrs. WilliamT'
mdalland
John Bottomly of Scarborough, in the formof acommunication to the Soc iety ofArts, dated June
should be given to wheels of carriages fixed to
the axles by means of an endless chain pasaing
over toothed wheels and grooved pulleys fixed on
some convenient part of the axle of the wheels,and under and nearly round a toothed pu lley
turned by the power of the engine, which wr
ringes were to be kept at pr0per or suitable
distances by means of bms of iron, which served
as joints . The chain was composed of c ircu lar
and oval links plac ed alternately ; the pulleys were
toothed to su it the c ircular links; the indentationsby which the teeth are produced being nearly
220 answ er’s nxr nanmms on mann ers.
of years, but rather that of centu ries. The re
finements of sc ience and the ac hievements of art
seemto have been gained like the slow gatheringsof the gleaner. Successful invention , however ,
in some instances may be compared to a ray of
light bursting on the tunnel's darkness how
bmutifuland distinc t is the object when revealed !
When the mystei—y is gone and the enigma is
solved, how many then can lay hold of and suc
cessfu lly follow ou t the suggestion, heedless of
those who, with blighted hopes, have laboured at
it in vain l
nLAc xn'
r’s m annmm
Abou t the year 1814 it became known thatthe progressive motion of the carriage neither
required rac ks nor chains, to which, it appears,the failure of Trevithick’s engine had been impa ted. This fac t, so essential in the sc ience of
locomotion, was proved by experiment on theWylamrailroad, for which Mr. Blac ket ofWylamhad an engine made in 1813, on Mr. Trevithick
‘e
which would aid the experiment. He fou nd thatthe adhesion on it was sufii cient in ordinary gra»
sr nr nnnsON’s LOC OMOTIVE ENGINE 22f
diente to make the wheels move onwards drag.
ging a load of cons iderable weight. Mr. t het
afterwards improved his engines and ascertainedthe quantity of adhesion. It is surprising how
it should have been so long before this was ascer
tained. It is probable the error originated in the
want of suffic ient weight in the carriages experi
mented with ; for of course it is now known that
the adhesion or bite of the wheel is regulated by
the pressure, and in proportion to the weight
resting on the smooth surface, and to the extentof the surfaces i n contac t, or, in general terms, itmay be said, that the bite of the wheel on the
iron rail depends much on the weight of the
sr s r nnNsox’
s KILLINGWORTH LOC OMOTIVE .
The next locomotive engine was constructedabout this period by Mr. George Stephenson, at
Killingworth colliery, and was tried on the rail
road there in 1814 . It was considered a great
improvemmi t on the previous one. It was found
to drag eight loaded carriages, about 30 tons,
and two feet stroke plac ed at each end of and
222 STEPHENSON s LOC OMOTIVE ENGINE .
within a cylindricalboiler, having a tube of 20
inches paming throngh it. Two pair of wheels
were worked with cranks placed at right angles,
which were retained in their position by means of
an endless chain passing round two c ogged wheels.
F ig. 49. shows the mode by whi chcommunicated to the carriage wheels
wheels ; B B, the carriage frame ; a,
nes ting rods, giving the motion fromthe cranks, whi ch tu rn
these again turn the two
i n
fanud inconvenient ; and to obviate the defects,
Mr. G. Stephenson and a Mr. J. Dodd took out a
patent in 1815 for a method of communimtingthe power to the engine withou t those cog
- wheels.
One plan proposed was the application of a pin
224 s'
rErnENSON's Loc on or rvn ENGINE .
F ig. 51 .
50. page 223. represents the mi ne, fig.
5 1. the end elevation of this engine ; a , b, c, a
are connec ting rods, atta ched at their lower
STEP HENsON’s LOC OMOTIVE E NGINE . 225
ends, b, c , to the pin fixed on the spokes of the
wheels A B.
To keep the c ranks at right angles with each
other, the patentees u sed a kind of endless chain,
c onsisting of one broad and two narrow links,which lay upon or passed over a toothed wheel,
fixed to eac h axle, as shown in the figure. The
princ iple of ac tion of this was very similar to theplan proposed of giving motion to the wheels ofcarriages by Messrs. Tindall and Bottomly. The
peri phery of the wheels fixed on the axles being
an
inc h, these teeth entered between the two narrow
links, and had a broad link between every two
c ogs, resting on the rim of the wheel, which
caused the chain to move round with the wheel,and prevented one wheel be ing moved withoutthe other.
Mr. G. Stephenson may be considered to he
the first who succ essfully used locomotive engines.It has, indeed, been stated that he had remarked,
in 1 814 , that if the wheels of carriages could be
made to have suffic ient adhesion on the rails,there was no limit to the speed such an engine
cou ld go at,provided the works could be made to
bear the ac tion. This opinion has, indeed, been
c orroborated by the events of subsequent years ;Q
226 Lose AND e r HENSON‘
s PAT ENT .
but the locomoti ve engine had a long c ou rse of
probation to undergo before it reac hed any degree
LOSE AND STEPHE NSON’S PATENT .
The next attempt at improvement on it
whic h Mr. Stephenson made was part of
Messrs. Losh and Stephenson’s patent in 1816.
The immovement they aimed at is distinc tly
stated in the spec ification of their patent to be,“
susta ini ng the weight, or a proportion of the
weight of the engine upon pistons, movable
within the cylinders, into which the steamor
water of the boiler is allowed to enter, inorder
to press upon such pistons, and which pi stons are,
by the intervention of c ertain levers and c onnect
ing rods, or by any other effec tive contrivance,
made to bear upon the axles of the wheels of the
car riage upon which the engine rests. ”
F ig. 50. page 223. s e e show the cylindersplac ed
within the boiler, one side being supposed removed
to expose them to view : gy g are solid pistons,
fitting the interior of the cylinders, and packed
in the usualway . The cylinders are open at the
bottom, and were screwed upon the frame Of the
228 STEAM C A RRIAGEs ON TUR NPIKE nOADs.
STEAM POWE R ON TURNPIKE R OADS.
Notwithstanding the efforts which had been
made in construc ting locomotive engines, still, in
the years 1814 and 1815 travelling by the eke-min
defer seemed a long way Off. Abou t thi s period,
d extending over several years, the idea seemsto have been prevalent that steam power coukl
be advantageously applied to moving Won turnpike roads, and consequently mu ch skilland capi tal were spent in the next to fr uitia s
attempt to bring these inventions in to su c c essful
operation. It is interesting to observe how much
progress had been made in this branch of loeo'
motion. The subjec t has been so fully tm d on
by others,that a simple glance at it will sufiice.
Several years ago an Opinion favourable to the
rotatory princ iple of the steam engine invented
by the Earl of Dundonald for steam carriages
was entertained ; and although this has not yet
realised the expec tations, nevertheless, acc ording
to trials made at Portsmou th dock- yard by Mr.
Taplin, considerable suc cess has attended the
experimental u se of the rotatory engine for
stationary purposes, although it has not yet been
suffic iently tested otherwise.
STEAM C ARRIAGES ON Tu nNPIxE noADs. 229
It appears that the idea of construc ting a steamcarriage adapted for turnpike roads was long
entertained by various persons ; among others, by
James Watt, in 1769, to whom almost everysuggestion as to the application of steampowerseems to have occ urred. Watt, in the his tory of
his own improvements, states, that in 1759 the
idea originated wi th the late Professor Robison,
then a student at Glasgow, of u sing steampowerfor locomotion. The idea to u se steam for this
Mr. Trevithick, in 1802, was the first, however,who tried, in Britain, to construc t a steamcar
riage suitable for a turnpike road. Mr. Grifii ths
tried it in 1821, and Mr. David Gordon in 1824 .
Messrs. J. and S. Seaward, Messrs. Hill and
Burstall, Mr. Hancock, Mr. J. S. Russell, and
others likewise, tried it ; but of all the projec tors
none seems to have been so successfu l as M r.
Goldsworthy Gurney. He Obtained a patent for
his steam carriage in 1827, and in 1829 had
brought it to such perfec tion that he was enabled
to ascend with it the highest hills round London,
and travelled fromLondon to Bath and bac k. In
1831 one of hi s steam carriages ran abou t four
months on the road between Gloucester and
Cheltenham.
230 e An C ARRIAGES ON Te am : ROADS.
which is only now so far interesting as marking
The purport of the Opinion Of the committee in1831, strange as it may now seem, was favourable
safety.
The succ ess of Mr. Gurney’s steam carriage
led to the“
formation, in Scotland, about as.
period of a steam carriage company for
turnpike roads. The carriages commenc ed to ply
regularly between Glasgow and Paisley, when an
with considerable loss of life fromthe explosion
Of one of the steam boilers, whic h made this
attempt to introduce steam carriages on publicoads as abortive as other attempts had proved.
232 STOC KTON AND D ARLnec TON RAILWAY.
with the same ease that he could draw 27 cwt.
on a common road, travelling 21} miles an hour,while a locomotive could drag, going at 6 milesan hour, 45 tons, exc lusive of carriages. Mr.
Wood also stated, in 1825,“ that nothing could
domore harm towards the adoption of railroadsthan the promu lgation of such nonsense as that
we shall see loc omotive engines travelling at the
rate of 12. 16. 18. and 20miles per hour.
”
It may be thus seen that the locomotive engine
had not made great advancement, at that date,from the period when Mr. Stephenson and Mr.
Dodd had taken out their patent in 1815 . Still,
the main obstacle having been removed, and the
princ iple of adhesion understood, s uffic ien t datahad been obtained thus, on a machine of5 tons weight, on four wheels, the adhesion
was found equal to 5 cwt. , and the amount ofpower being ascertained necessary to overcome theadhesion of the wheels to the rails when the
wheels were fixed to the axle, few obstacles,therefore , existed to the progressive improvement
of locomotives. Accord ingly, Mr . Stephenson
gradually improved on his plan, and upon the
Hag ger Leases Lane branch of the Stockton and
Darlington Ra ilway he had an opportuni ty of
testing, on a large scale, the effec t of locomotive
R a rre oam LOC OMOTIVE E NGINE . 233
engines, which have since acqu ired such extraordi
nary powers of veloci ty. The systemwas first
brought to the test on this railway, which was
Opened on the 17th of September, 1825. The
Stockton and Darlington Railway was the first
public railway, perhaps, in the world, where this
powerful mode of transit was carried su ccessfully
into effec t. But, abou t this period the
Hetton Colliery Railway was likewise worked by
E NGINE , AS LONG U SE D UPON THE K ILLING
WORTH RAILROA'
D .
The following is a desc ription of an engine
which was long 111 use at Killingworth Colliery
Railroad, and which continued to be used, withou t
material alteration, till the year 1829, which
affords the means of judging of the ac tual state
of advancement which the locomotive systemhad
attained at that period. F ig. 52. represents a side,andfig. 53. an end, elevation.
The boiler of the engine was made ofmalleable
iron, cylindrical, with hemispherical ends ; havinga cylindrical tube passing through it within 2
inches of the bottom. In on e end of this tube
the fire grate was plac ed, and at the other end
fu me supported by springs fi a), two on
made to slide up and down within the
wheels were thusmade to yi eld to the inequali ty
attac hed to the cross beams by ball and socket
joiM and at the other end by simflar joints to
a pin fixed upon one of the spokes of the engine
wheel (I) D). The pins projec ted ou twards, and
upon one of these pins, on each side, a crank (Df)was fixed, within which the connec ting rod of the
pistons worked, as shown in the end view. A rod
(j g D) fixed at one end to the crank and at the
other to the pin in the wheel of the other c y linder
connec ted the whole together, and kept the pistons
always in the same position with respec t to eachother ; and the rod, being keyed fas t at each end,
prevented any slipping of the wheels withou t the
whole partook of the motion. The wheels of the
engine were 4 feet in diameter,the spokes made
of cast iron, and the axles of wrought iron,
inches in diameter. The steamwas communicated
fromthe boiler to the cylinder through a passage,the area of which was regu lated by a sliding lever,or handle, which regu lated the veloc ity of the
engine. The st eam, after being admitted to thetop and bottomof the cylinder by a sliding valve,escaped by the pipe (r r) into the chimney. The
slide valve was opened and shut by an ecc entric ,
connec ted to the lever f g It, communic ating
motion to the armz 11, through it to the lever I; I,
to the rod lm, to the c ross head ma, and so tothe rod 71 o, of the sliding valve.
LOC OMOTIVE S as USED TILL 1829 . 237
The boiler was supplied with water by a force
pump P, which was fixed to the side of the
boiler, and worked by a rod t. p is the man- hole
door to get ac c ess to the boiler ; v is the safety
valve, with the weight w to regulate the pressure.
The performan ce of thi s engine in 1829,
weighing with the tender (the carriage which
accompanies a locomotive engine with the supplyof water and fuel), about 10 tons, was equal to
convey 10 tons at the rate of six miles an hour,the evaporating power being equal to 15 gall. of
water per hour.
Notwithstanding the work which the loco
motive engines at this period could perform,
fixed engines were generally preferred, and many
powerfu l engines were in u se for working in
c lines, as has previously been pointed out at the
c olliery raih'
oads in England and Scotland. It is
necessary to keep this in view, as it may tend to
explain the report which was given in upon the
Liverpool and Manchester Railway ; for, although
the importance of locomotive engines was gra
dually becoming to be more estimated, still the
knowledge respec ting themw as very limited and
confined within a narrow range ; and they were
generally considered at that time as less effic ient
as a prime mover than fixed steamengines.
238 PROJE C TION on THE LIvER POOL
PROJE C TTON OF THE LIVE RPOOL AND M
C HESTER R AILWAY.
years previous to the ac t being obtained in 1826,
with the late Mr. WilliamJames, to whom therailway system of this oou ntry is so mach in
debted, while he himself reaped little or no
benefit from his valuable suggestions. ’ To himlikewise is due the proj
ments on the subject to Mr. Saunders of Liver
pool, and imprewed him so much with the fem
tlt r. Saunders, to whomthehonour of being
father of the undertaking h i s been zgiven, had a
survey made of the line at his - own empeuse.
A subsc ription has lately been got up in E
tribu te to the memory of Mr . James.
240 ormroxs As TO assr nor rvs r owan.
course given to the directors on the rather pa
plexing point of the motive power. One of
the first dec ided opinions that I have met with,
on the mode of working the line, emanate d fromMr. C . Sylvester, C . E , in a Report on Bail
ways and Locomotive Engines, addressed to the
projec ted Railroad, dated November, 1824 , and
published in Liverpool in 1825. Mr. Sylehad made an examination of the engines at Kil
lingworth and Hetton collieries, the latter beang
one of the first railways where steam power was
adopted, and found “ that a locomotive cou ldmoveupa plans, a little more than an eighth of an inch
to a yard ; but beyond that the wheels turned and
made no progress :”
but he stated that the advan
tages of a railroad on which loc omotive powerwas used were so striking, that it was a matter of
surpr ise to him this mode of conveyance had n ot
been resorted to earlier. The adoption, how
ever, was now inevitable, and when applied in
preper plac es and under judic ious management,it could not fail of becoming highly benefic ial to
the public .
” He recommended the loc omotivesteam engine as the most economic al power for
every part of a railway in whic h the rise is not
more than one tenth of an inch to the yard ; and
TO WORK THE LINE . 24 1
stated that, in examining the Liverpooland Man
chester intended line, he found the greatest rise,
and that only in one instance, to be not morethan one twenty- third part of an inch to the
mile. Mr. Sylvester also states, that since commenc ing my report, the principles I have laid
down have been given in a newspaper called the
Scotsman,
’ in which the au thor speaks of it as a
new idea, at leas t as applied to railways, although
it is founded on fac ts long ago given by Coulomband Vinc e. Whatevermay be the c laimto originality , in thi s application, I have at least an equal
c laim to originality with that au thor, as my
Introduc tion, which developes these princ iples,was read by severa l of my friends before the
above artic le was made public .
”
The communication to which Mr. Sylvester
refers in the Scotsman,
” were certain papers on
Ra ilways written by Mr. C. Mac laren, editor of
that paper, and published in December 1824 . In
supported the views of Cou lomb and Vince, with
respec t to fric tion and volition, namely, that the
fric tion is the same for all veloc ities, which had
been overlooked by other writers ; and that it fol
lowed, fromthis law— subtrac ting the resistance
of the air—that if a car were set in motion onR
242 F IXE D enemas As w e n orm r owan.
any degree than was requ ired to overc ome the
friction, it would proceed with a motion c on
tinually ac celerated ; and that it is only the re
sistance of the air, increased as the square of the
The papers of Mr. Mac laren displaymu ch abili ty ;
and, at a time when so little was really known of
any other impelling agent for railways than thedraught of horses Mr. Sylvester’s views were,however, founded on prac tical observations ; and
the very dec ided manner in which he gives his
opinion in favour of locomotive engines, when so
has since awakenmankind fromcomparati ve tor
pidi ty to ac tive volition , shows that he had
Mr. Sylvester’s able report probably had someinfluen ce on the Board of Direc tors of the Liver
pool and Manchester Railway ; for we find three
years aflerwards, Oc tober 1828, a deputation of
the direc tors visited the different railways where
steampowerwas used, as the Hetton, Darlington,
and Newcastle Railways, for the purpose of oh
wining information and Mr. Booth states in
his pamphlet that several of the direc tors becamefavourable to the adopting the locomotive power
24 4 LIVE aPOOL AND m om
E XPE RIME NTS— LIVE RPOOL AND MANC HE STER
The Directomof the Liverpooland Manchester
motive pri nc iple of trac tion ; and the idea ori
ginated with Mr. Harrison, one Of the directors ,
to offer a premium for the best engine which
could fulfil certain conditions. The directors,therefore, on the 25th Of April, 1829, offered the
sumof 5001. The chi ef stipulations were
1. That the engine must. “effec tu ally consume its own
7Geo. IV.
2. The engine, if it weighs six tons, must be capable of
drawing after it, day by day, on a well constru cted railway,
on a levelplaue a train of carriages Of the gross weight of
twenty tons, inc luding the tender and water- tank, at the
rate of teu miles an houn with a pressure of steam on theboiler not exc eeding 50 lb . per squ are inc h .
3. There must be two safety valves, one of whi ch must
be c ompletely out of the control of the engine man, and
neither of whic h must be fastened down when the engine is
4 . The engine and boiler must be supported on springs,
and rest c n six wheels, and the height fromthe ground to me
top of the chimney must not exceed 15 feet.5 . The weight Of the engh e wi th its complement of
water , must not exc eed six tons, and a machine ofleu weight
w ill be preferred if it draw after it a proportionate weight ;
c OMP E'
rIr ION EXPE RIME NTS. 246
and if the weight of the engine h . do not exceed five tons,
then the gross weight to be drawn ueed not exceed fifieen
tons, provided that the engine, &c . shallstillbe on six wheels,
unless theweight be reduced to four and a halftons or under,
in whic h case the boiler, 810. may be placed on four wheels.
And the company should be at liberty to pu t the boiler , the
fire- tube, cylinders, 8m. to test at a pressure not exceeding150 lbs. per square inch, &0.
6. There must hs a mercurialguage afixed to the mchine, wi th index rod, showing the steampressure above
46 lbs. to the squ are inch.
7. The engine to be delivered, complete for trial, at the
Liverpool end of the railway, not later than the lat of
Oc tober,
1829 .
8. The pr ice Of the engine which may be accepted not to
exc eed £550, delivered on the railway.
N. B. The rai lway compmy will provide the engine ten
der w ith a supply of water and fuel for the experiment.
Such was the prOposal which led the way to
those important improvements which the locomotive engine has attained. The conditions seem
as the imperfec t knowledge of the subjec t, at that
time, permitted. But the main point brought
out was that engines, for such a purpose, mu st
possess lightness, compac tness, and perfec t safety
with speed. The condition Of fixing as the minimum10 miles au hour, evinc es how little was
really known of the capabilities of the locomotivepowers of trac tion, still it did not prec lude the
E 3
246 Lw naroon AND MANC HESTE R
competitors from trying their skill in inc reas ing
the veloc ity.
The stimulus of a premiumhad the cfi'
ec t anti
c ipated in obtaining a c ompetition, for several able
manufac turing engineers turned their attention to
the subjec t, which led to the development of theprinciple upon which a moveable engine should
be constructed to be suc cessful.
The 6th of Oc tober, 1829, was the day fixed
for the trial ; and the direc tors, to assist thei r own
judgment in coming to an impartial dec i sion onthe merits of the engines which might be produced, appointed as judges, Mr. J. W. Rastrick
of Stourbridge, Mr. Kennedy of Manchester,and Mr. Nicolas Wood, C . E . , of Killingworth.
In order still further to asc ertain the compara~
tivemerits of the competing engines, to subjec tthemto a prac tical test, and to point out themodein which the experiments were to be conduc ted,
the judges drew up the following (among other)
1 . That the weight of each locomotive, with its fu ll complement of water in the boiler, shou ld be ascertained at the
weighing of the engine at 8 o’
c lock in the morning on the
day of trial, and the load aw gned to it shall be three times
the weight thea . The water in the boiler shall be cold,
and there shall be no fuel in the fire- plac e. As much fuelshall be weighed and as much water shallbe measured and
to be in readiness at ten o’cloc k o n Tu esday, the
6th of Oc tober, 1829. The runni ng ground was
a part of the railway on the Manchester side of
Rainhill Bridge, and no person bu t the directors
was to be permitted to enter or cross the railroadThe ground fixed on at Rainhill was a level
piece of road, about two miles in length, and
about ten miles fromLiverpool, on the top of the
Whiston and Su tton inc lined planes, betweenHayton Lane and St. Helen’s junc tion.
On the day appointed, four engines entered for
The Rocket Mr . Robert Stephenson .
The Novelty Messrs. Braithwaite and Er ickson.
The Sans Parei l Mr . T. Hac kworth.
The Perseverance Mr . T. Burstall.
One of these engines, the Perseveranc e, having
met with an ac c ident in its conveyance to Liver
pool, was withdrawn at the commencement ofthe experiments, so that the contest lay between
the three first.
After preparing the engines for the contest,
and exhibiting their powers to the company as
sembled, the judges then came to the deter
C OMPE TITION EXPER IME NTS. 24 9
mination that each engine should be tried on
different days, the ground being marked ofi'
. An
eighth part of a mile at each end of it was allotted
for starting and stopping, and, on the intermediatelevel spac e of a mile and s half, the engine was
to proceed at its fu ll speed, and the rate of
veloc ity was to be asc ertained by one of the
judges being stationed at each end of the ground
to mark the time taken in traversing and reachingthe extremities, the engine dragging the train theone way, and pushing it before it the other.
E XPE RIMENTS WITH THE ROC KE T ENGINE .
The Rocket being first ready, was first put on
trial. It weighed as followstons. cwt. cu . lbs.
E ngine,with a supply ofwater in the boiler, 4 5 O 0
Tender,with water and coke, 3 4 0 0
Two carriages, loaded with stones, 9 10 3 26
Totalweight when set in motion 17 0 0 0
F ig. 54 . represents a side view of the engine
and end view of the boiler. A is the boiler, with
flat ends, 6 feet long, 3 feet 4 inches diameter ;
at one end of it is the fire- box B, which is double,as shown in c ross sec tion . The size of the fire
252 D ESCR IPTION or w ea r E NGINE .
From the sketch it willbe observed that the
boiler, which shall afterwards bemore partic ularly
noticed, differs entirely fromthose of the loc omo
tive engines previously desc ribed, as ther e are
several tubes, instead of one large flue through
the boiler, for the purpose of raising steammore
in contac t with the water.
From the exposed inclined position of the
cylinders on the ou tside of the boi ler, a great
sequent diminished power of the steam, although
it had the advantage that the machinery inter
their engines, however, subsequently, the cylin
ders were placed horizontally in a chamber under
the boiler, or in the smoke- box.
The area of surface of the boiler exposed to the
direc t ac tion of the fire, or the radiant heat in the
fire- box or furnace, was 20 square feet ; the sur
fac e exposed to the fiamg or heated air from the
heat, was square feet, and the area of the
grate bars was 6 square feet. The nu isanc e fromsmoke was avoided in a great degree by using
coke for the fuel, but there was no plan or pro
vision made for consuming the smoke.
EXPE R IME NTS WITH THE ROC KE T. 253
The resu lt of the experiments made on theRocket was as follows The engine was taken
to the extremity of the stage, the boiler being
qu ite cold. The fire- box was then filled with
coke, and the fire lighted. The tim0 was observed
which it took to raise the safety valve at a pressu re of 50lbs. on the square inch, which was 57
minu tes. When the steamwas at this pressure,which was at 10
°36
’5” o’c lock, the engine started
fromthe west extremity of the stage, and arrivedat the same plac e, after performing ten trips
,or 35
miles, inc luding the one eighth at each end for
starting and stopping, at 1°
48’38" o’c lock. The
total time oc c upied was 3° 1 1’and the time
taken in going 30miles at full speed was 2°
14’
being equal to 13145miles per hour. In the second
experiment the total time oc cupied was 2°
57’
and the time in going 30 miles at full speed
2°
6’ being equal to 1419
5 miles per hour.Themaximumveloc ity was above 19 miles in thefirst journey and 20miles in the second jou rney,
and the minimumveloc ity in the first journey was
and in the sec ond 13 miles. The greatest
rate of motion attained was in the last eastwardtrip of miles, which was performed in 3'
The eastward trip is to be taken as the per
254 E xPRRmE NTs WITH THE SANS PARE IL .
formance of the engine, as, in going eas t, the cn
gine dragged the carriages after it, whilst, in
going west, it pushed thembefore it ; the formerwere invariably performed in less time. Taking
17 tons, was 15 miles an hone
The quantity of coke consumed in the two
experiments was 1085 lbs., which, for 70 miles,inc luding the engine and tender, is lh. ;
exc lusive of ditto, 16 3 lb. per'
ton permi le.
The quantity of water used was 579 gallons, or
926 c ubic feet.
For mh c ubic foot evaporated, the fuel c on
sumedwas 1Iri
s lbs. of coke, and the evaporating
power of the engine, per hour, was about
EXPE RIM E NT S WITH THE SANS PABE IL E NGINE.
The Sans Pareil of Mr. Hackworth was the
next engine experimented with. This engine was
not unlike Trevithick’
s. It had two cylinders of
seven inches in diameter with eighteen inches’
length of stroke. One vertical c y linderwas plac ed
on eac h side of the boiler, and directly underc one pai r of the carriage wheels ; both the
256 nescmrr ron or em mam meme.
Fig. 55. represents the side elevation of the Sans
Pareil, and fig. 56. the ground plan of the boiler.
The princ iple of raising the steamwas the sameas that of the Rocket, namely, by the chimneyac ting as an exhausting power in keeping u p the
combustion of the fu el, and the steam from thecylinders being ejec ted into the chimney. The
boiler was of a cylindrical form, abou t four feet
two inches in diameter, and six feet long, having
one flat and one round end. The steam wasgenerated in the double tube 6 b, whic h passed
from one end of the boiler (A) to the other, re
turning to the fire grate, which was plac ed at thesame end as the chimney c . The tube 6 bprojected
abou t thme feet fromthe end of the boiler, having
area of heating surfac e, and to admi t a sufficiencyof air to pass through the fire- grate. The tube
was two feet diameter at the fire, decreas ing to
EXPER IMENTS WITH THE SANS PAREIL . 257
grate- bars were five feet in length, and the area
of surfac e rad iating caloric or that surface exposed
to the direc t ac tion of the fire was 157 square
feet, and the area in contact with heated air or
communicative heat was square feet, the area
of the fire- grate was 10 square feet : the two
former were much less than those of the Rocket,and the last larger.
TomM . Q" . lbl.
The weight ofthe Sans Pamflm with water, 4 15 2 0
Tender, with water and fu el, 8 6 3 0
Three carriages, w ith stones 10 19 3 0
19 2 0 0
This engine was tried in a similar manner tothe preceding ; but the last experiment was not
c ompleted from the derangement of the engine
pnmp: but, so far as the trial was made, the
result was inferior to the Rocket.
At full speed ten miles were performed in50 which was equal to 12
7i!miles per
The maximum veloc ity in one trip was
miles per hour, and the minimumwas 12; ditto.
The gm test veloc ity attained was in the fifthtrip, when 15mi le was traversed in 3
’ being
at the rate of 225 miles per hour whereas the
8
258 axr snmaxr s WITH THE NOVE LTY .
Roc ket had traversed the same distanc e in.
3’ 44
or at the rate of miles per hour.
The consumption of coke was 692lbs. per hour,or 28° 81bs. for eac h c ubic foot of water evapor ated,
beingmore than double that of the Rocke t, and
the evaporating power being equal to abou t 150
gallons, or 24 c ubic feet of water per hou r.
The coke used, inc luding engine and tender,was 2° 4 11bs. per ton per mile ; and exc lus ive of
ditto, 4 ° 2lbs. per ton permile.
It is estimated that the performanc e of thisengine was 19} tons, or 1 1 tons exc lusive of en
gine and tender, conveyed at the rate of 15 milesan hour.
EXPE RIMENTS WITH THE NOVELTY ENGINE .
The Novelty of Messrs. Braithwaite and Erick
son was tried on the l0th. It was a very light
engine, and promised well tillan ac c ident to the
boiler terminated the experiment. The principle
was different from that of the other two, as the
draught was produced by a blowing machine, the
air being forc ed through the fire to produ ce the
requ isite draught.
F ig. 57. is a side elevation of this engine, show
m anms nr s WITH THE NOVELTY. 261
closed, and the air was supplied through the tube
E by the bellows D, whi ch were worked by the
engine, and sen t the air to underneath the grate
bars for combustion. The air, after passing through
the fire, was made to traverse a winding tube e e e,
within the horizontal generator, and passed into
the atmosphere through the pipe G. K is the
cylinder which gave motion to one pair Of wheels
by means of a crank, the other being connec ted,
H is a pipe through which the steam passedfromB into the steamchamber. The princ iple of
Operation being that the air was forced through
the fire with veloc ity, and the heated air and
flame forc ed along the winding tube . The area
of the grate- bars was only square feet. The
surfac e of radiating caloric was abou t square
feet, and the area of communicative heat by
means of the traversing tube abou t 33 square
feet.The weight of the Novelty was as follows
Tons c wt. qn . lbs .
Engine, with water in the boiler 3 1 0 0
Tender , with water, and fuel 0 16 0 14
Two carriages, loaded with stones 6 17 0 0
10 14 0 14
The steamhaving been raised to 501bs. pressures 8
262 nesmxr or m m u m s.
on tbe square inchfit was trisd in a similar wsy
to the Bocket. Afier several attempts made to
run the engine but which were unfortnmtsly
way, Mr. Er ickson withdrew frcmfu rther compe
experiments Of the power of this engine ; or the
quanti ty of steam which could be raised in a
given time, or the fuel requ ired for it. The
whole time occupied, in the short trial made, in
traversing a distanc e of 4 } miles, was
Froma statement at the time by Mr. Vignoles,in the “ Mechanics’ Magazine,
” with a weight
estimated at 10 tons 6 ‘cwt. , the W ard
trip, mile was traversed in four minutes and
thirty- nine seconds, being at the rate of milesper hour, and the westward trip at the rate of
15 miles per hour .
RESULT OF THE C OMPE TING EXPERIMENTS.
Thus terminated the interesting compet ition,
and the prize of 5001. was awarded to the Roc ket
of Mr. Stephenson, as having performed all the
conditions and stipulations requi red of the c om
petitors. In reviewing the subjec t of this compe
264 RESULT or THE EXPERIME NTS.
When the most eminent engineers in this
country were entirely at variance in opinion as
to the best mode of trac tion, and considered it
next to hopeless for locomotive engines to attain
a greater veloc ity than 10miles an hou r, the importance of such experiments as those tried at
Liverpool must be apparent. It may be preper,in explanation, to state, that amongst the erroneousopinions at this time prevalent, were, that theheavy weight of locomotive engines was an
insuperable object ion to their use ; that they had
already reached a maximum, and could not be
made more powerfu l without injuring the rails ;
that as, at 15 miles an hour, the gross load carried
was only tons, no usefu l prac tical resul t could
be obtained by such engines at a rate of speed
above 10 miles an hour.
The deduction from the experiments with theRocket proved that a reduc tion of three tons of the
weight could be effec ted without a diminution of
the power, and that the consu mption of fuel couldbe diminished 50 per cent, from that of the old
engines, while the steam at the same time cou ld
be generatedmore rapidly . This was the chi ef fac t
elic iwd by these experiments ; for as the weight
to be drawn was restricted by the stipulations, theresu lts brought abou t were not the carrying a
RE SULT or THE m mrm r s. 265
greater load at more rapid speed, or even a greater
amount of work done. The important fac t was,
however, developed, that the power of these
engines might be extended by increasing their
evaporative property, without increasing propor
tionally their general weight. As the power of
these engines is greatly dependent on the eva
porating princ iple, it was at onc e shown, that
an engine of three tons less weight than another,could more easily performthe same work : if the
former light engine was proportionally inc reased
in weight it could likewi se be increased in power,and the weight might be added if nec essary to
the steamgenerator, or to such parts of the ma
chinery as might be deemed requ isite to obtainthe power requ ired.
This may appear to be a very simple denoue
ment to these experiments, which exc ited somuch
public attention ; but the resu lts were prac tically
most important, as subseqt even ts soon proved.
Engines were afterwards made of greater weight
and greater power, for the secret had been disco
vered wherein lay the power ; and, in place of the
weight of the engine being an obstac le to its trac tive
agenc y, the arcanum of volition lay in its adap
tation : this point is not generally known or
understood. To the Liverpool and Manchester
266 OPE NING or r u n LIVE RPOOL
experiments may be
c overy of the vast capabili ties
engines ; yet themere contrast of
the power and rate of speed at
the present day are much the sameas it were, loc omotive travelling
OPENING OF THE LIVERPOOL AND MANC HESTER.
The Liverpool line was opened on the 15th of
September 1830, and the day wi ll be long remembered by those interested in railway afi
'
airs, assoc is ted too, as it is, with the fatal ac c ident which
deprived this country of that talented statesman
So great was the rapidity of transit by this
railway, and the weight of goods transported, thatone feeling of as tonishment pervaded the kingdom.
Leads from 50 to 150 tons and upwards were
drawn along with ease at the rate of 20 t0 30
PROGR ESS IN LOC OM OTION
do not appear to have been generally understood
or apprec iated by the country : indeed, so little
must have been foreseen by many the present
suc cess of railways, that it is remarked, bu t a few
years ago, under the head of Railway, in M ‘C ul
doubt much whether there may be many moresi tuations in the kingdomwhere it wou ld be pru
dent to establish one.
”
F rom the period of the Opening of the 1ai
pool and Manchester Railway the prodigious
exertions almost exceed credibility which have
been made in
of transit. In B
paid to introduce every improvement which talentcan suggest, both in the construc tion of the 1000
motive engine and of the railway. In 1831 one
locomotive engine drew 50 tons up the inc lined
plane atRainhill, 1 foot in 96, or 55 feet permile,at an average of 7} miles per hour, and a steamengine was capable of dra wing on a level 90 tonsabout the rate of 20miles an hour. At the presen t
MADE SINC E 1830. 269
timc the power of locomotive engines has beengreatly increased. In 1831 the cylinders were
used 10 to 12 inches in diameter. In 1832 one
engine, the Sampson, had the cylinder of 14
inches ; whereas engines are now provided with
cylinders 14 , 16, and 18 inches in diameter, and
the driving wheels also have been enlarged in dia
meter : thus in crease of power and average speed is
gow, 46 miles, which till lately took two hoursfu lly , is now gone over by the mail trains in an
hour and a quarter, and by heavy trains of wag
gons at 30miles an hour ; but this is little to someof the English railways, on whi ch fifty miles, in
c luding stoppages, is the daily speed of swift
trains, and a mile perminu te, or 60miles an hour,
Great Western has gone 194 miles in 3 hours
and 38 minu tes, drawing 59 tons : allowing 32
minu tes for stoppages, this gives a rate of 63milesan hour ; and even thi s hardly satisfies the impatien t traveller. On the same line 194 miles isgone over in hours, which is the usual rate,
including stoppages, and 40 loaded waggons are
yet been done in railways equal to America. A
locomotive, construc ted by Norris, Philadelphia,
270 D ESCRIPT ION OE MOD E RN E NGINE .
is stated to have drawn on a railway near that
c ity, a train Of 158 iron coal- waggons, which
weighed 1268 tons, turning curves Of 700 feet in
radius with fac ility, and going over a dista nc e Of
84 miles in 8 hou rs and 3minutes.
By su cc essive improvements made in loco
motive engines, su ch as inc losing the cylinder,already noticed, and which was exposed in the
Rocket, and by casing with timber the boiler,the fuel, 2 4“ lbs. of coke, required to transport
a ton per mile by the Rocket at the opening of
the Liverpool line, has been reduced to a quarter
of a lh., or even less, consuming a gallon of
water. The inc losing of the cylinder in the
smoke- box at the front “
of the engine has been a
great improvement, as a great waste of heat arose
from the rapid motion through the air. The
chamber where the cylinder is plac ed receives
heat from the end of the boiler- tubes, while a
direc t action is attained between the piston rod
and the connec ting rod to the c rank axle and
ec centric fixed on it, which works the slide valve.Another great improvement in the construc tion
of the locomotive engine is considered to be the
blast pipe. Before the blast pipe was introduc ed
the locomotive engine is stated to havemade comparatively little noise, for the steam escaped
DESCRIPT ION or MODERN E NGINE . 273
will serve, therefore, merely to give a general idea
F ig. 59 . is a side elevation of a locomotiveengine, and fig. 60. is a longitudinal sec tion of
the same.
The boiler is represented (fig. cased withwood in order to economise the heat and prevent
radiation, and sometimes flannel is plac ed between
the iron and wood ; the steamdome (usually Of
poli shed brass) and other parts, are made double.
By referring to the c ut of the Rocket engine
it will be observed that the cylinders
are exposed at the sides Of the boiler, whereas in
the modern engines, for the reasons assigned, the
cylinders fixed to the frame- work Of the boiler are
plac ed horizontally, concealed, and kept at a high
temperatu re under the boiler, in the chamber intowhich the heated air passes fromthe tubes in itspassage to the chimney ; but when very powerful
engines are required in working up steep inc lines
for short di stanc es, it has been the prac tice, in
order to Obtain more room for the machinery, to
plac e the cylinders diagonally outside the boiler,as shown in fig. 54 . The powerful engines at
the tunnel near Glasgow, on the Edinburgh and
Glasgow Ra ilway, and elsewhere, are made in this
The engine (figs. 59 . and is represented
T
274 D EsC RIr r ION or
mounted on six wheels, which is the plan now
genera lly adopted, although for a long time, notwithstanding the stipu lations Of the Liverpool
and Manchester 00t , engines on four wheels,as in the Oldest plan, were used. The large cene
tral wheels are called the driving ones, an d someengineers have removed the flanches from themto get rid of the lateral stra in, having considered
the fianc hes on the two pair of small wheels weresuffic ient for gu iding, and u se the large ones morefor propelling or rolling the engine. Other en
gineers retain the fianches as an additional se
c urity, to prevent the carriage running Off the
rails. The size of the driving wheels are adapted
to the views Of the engineer in respect to the
power of the engine and gauge of the railway ;
they are commonly from5 to 7 feet in diameter,and the small wheels from3 to 4 feet, and
inches broad .
Coupled driving wheels are now common bod:
in this cou ntry and in Belgium, for obta ining
greater adhesion in ascending inc lined planes.It has been estimated that a locomotive
, w ith
coupled driving wheels of 45 feet diameter, and
14 o in ch cylinders, could asc end an incl ine with
one- third more weight than a locomotive with5 feet wheels and 12—inch cylinders, if uncoupled.
276 D ESC RIPTION OF
fac e of the cylinder, so that by every revolu tion
Of the axle and crank the slide is moved so far in
each way, as to allow the steam, fromits pressure,to rush into the cylinder alternately above and
below the piston, and give it a rec iproc ating
motion. This is the first action of the steampower , the pr imummobile which gives motion tothe whole machine, or the vivifying princ iple.
Fromthe construction Of the ec centric , when the
engine is going the slide valve is constantly in
motion ; for whenever the apertures, or ports, are
open, the reverse movement of it shuts themagain. Two ecc entric wheels for working each
cylinder are now generally made use of, in loco
motive engines, each ofwhich is plac ed in a pro
permanner to admit of the engine moving eitherforward or backward. This plan is nec essary for
allengines adapted for rapid speed.
It has been found that when engines travel at
great veloc ity, the expansive system, found so
benefic ial in high pressu re engines, can be carried
still farther with advantage in loc omotive engines.The objec t of the expansive system is, that the
expansion of the steamwithin the cylinder , when
the engine is set in motion, combined with theimpetus acqu ired by the piston, will communi cate
addi tional motion to it and ac celerate the veloc ity
M ODERN LOC OMOTIVE ENGINE . 277
of the stroke ; hence, that the steammay beefl
'
ec tively and economi cally stopped fromenteringthe cylinder before the piston has reac hed the end
of the stroke (at a quarter or one eighth), and it
should not only be shut off fromthe piston beforeit reaches the end of the stroke, bu t shou ld be
applied to the Opposite side of the piston before
it reac hes the end of the c ylinder , or the slide
should at the extremity of the stroke be openedto a certain extent.
It has been considered by some engineers thatone eighth of an inch produced the best effec tfor c utting off the steamfromthe bottom of thestroke, or in other terms, that the slide valveshould be open to thi s extent at the return of the
stroke. The exac t extent, however, is regulated
by the veloc ity of the piston. The advantage
gained in saving or economising steam by thismethod wi ll increase in proportion as the steamis sooner c u t off, at the same time not diminishingthe effic ient power.
A is the platform, at the end of the fire- box
(fig. for the use of the engine driver, and
from which the fire can be fed and the engine
managed. At the other end, B is the smoke- box,
from which the chimney proc eeds. The boileror steam generator oc c upies the space between
r 3
278 nascmrrron or
the two ; the brass tubes for the passage of the
one end and the make- box at‘
the othc r. The
fire- box is usually now made of strong plates of
copper with the outer cas ing of iron, the interme
diate spac e of three or four inc hes being filled with
water, and forming a part of the boiler . It is
commonly Open below for the acc ess of the air,fromwhich plac e the c inders falling through the
furnace- bars, which are u sually made ofmalleableiron, has been produc tive of ac cident. There are
several inches of water always over the flat tsp of
the fire- box, the water being carefully kept to this
level : when the water in the boiler is too high
the engine begins to prime ; when too little, the
top would be instantly burnt through. A fusible
plug is inserted, to serve as a safety valve, shou ld
the water, by ac c ident, get too low and leave it
dry . Fromthe small quantity of water in loc o
moti ve boilers, the boiler is apt to prime or the
steam to be condensed in the steampassages, and
the steam in the upper portion becomes mixedwith the spray in ebu llition. Hence a steamchamber is provided on a higher level. This
dome is seen in polished brass on locomotive en
gines ; it is made with a double case, to pr event
loss of heat fromradiation. The steamfromthe
280 MO DERN LOOOMO'
PIVE E NGINE .
striking on the edge of a hollow inverted cup.
The steam is led to the whistle by a tube fromthe boiler, and is regulated by means of a stop
cock. 5 shows one of two feed - pipes, which
conduc t the water from the tank in the tmder
to the boiler, the water being pumped into the
These pumps are worked by the engine, and their
derangement has often been produc tive of serious
ac c idents. There are valves for regu lating an
equ able supply of water to the boiler, and the
waste steam may be turned into the tender
c istern to heat the water. There are di scharge
cocks for removing condensed water, steam and
water gauges, and other c onveni enc es plac ed un
der the observation of the engine driver, handles
for stopping and reversing the motion of theengine, and regulators for the draught of the fire.
The regu lator for inc reasing or dimini shing
the supply of steam to the boi ler is a disc or
throttle valve plac ed in eac h of the pipes which
supply steam to the c ylinders. These disc s are
fixed on the end of a horizontal rod, passing the
whole length of the boiler, and turned by a handle
at the platform, so as to Open or shu t the passages.
At this handle is a graduated scale for indicating
the degree the throttle valves are open, so that by
LOC OMOT IVE ENGINE BOLLE RS. 281
the turning of the handle the supply of steamisinstantaneously increased or cut off from the
cylinder.
Every locomotive engine has a carriage con
nected with it called the tender, which is u sed
for carrying a supply of water and coke. The
tender is made with a frame- work like other
carriages, and on most railways has usually fou r
wheels. The water is contain ed in an iron tank
su rrounding the sides of the c arriage, excepting
the end next the engine, which is left open for
the conven ience of getting ac cess to the coke.
The boiler is, of cou rse, connec ted with the tank
by means of the supply pipes already noticed,
and the tank is supplied with water at variou s
stations on the line of railway by water- c ranes
and c isterns, ac cording as the engine requires
water. The tender is just so mu ch additional
nec essary low that every travelling engine must
carry along with it.
LOC OMOTIVE E NGINE BOILE RS.
It must appear obviou s that in the construc tion
of the boiler of the locomotive engine a great
objec t was to combine with suficient lightness,
282 LOC OMOTIVE ENGINE norm s.
heating power ; for as the power obtm'
ned wi llbe
in proportion to the heat transmitted from the
amount of fire in the boiler willbe the measure
of the heat, and the smaller the quanti ty of fuel
in an active state of combu stion whi c h can be
brought to bear to keep a small quantity of waterat a high degree sf tempcmtura the more efic ient
the boiler will be : hence the rapid formation er
evolution of heat depends on its abduc tion fromthe fu elin such a manner that no loss is su stained
fore, for generating steamquickly, while a power
fuldraught is indispensable, it is a great object to
expose the smallest quantity of water to the
largest heating surfac e which the heat radiating
from the furnac e can ac t upon, and that every
means be adopted by non- conduc ting substances,as jac kets or linings of flannel and wood on the
boiler, to retain the caloric which has been evolved.
The variou s contrivances to attain these objec ts
would fill volumes.When Mr. Stephenson’s engine, the Rocket,
was first tried, as has been stated, 25 tubes of
3 inches diameter were made u se of in the boiler,containing 1 178 square feet of heating su rfac e.
284 LOCOMOTIVE E NGINE BOILER S.
advantage to be derived fromenlarging the heat
the number of the tubes, to abstract or absorb the
caloric fromthe heated air . The diameter of the
tubes was reduced from3 to 15, or two inchm,
and the number increased, varying from90to 150,
with a surface of from 200 to 300 squ are feet
exposed to the contac t of heated air . The heating
su rfac e, of late, has been greatly augmented, both
in tube surfac e and fire- box : but the opinion is
not in favour of having the tubes very small;
they are usually made about two inches diameterinside, and from73 to 120 tubes in eac h engine,— the number of tubes being dependent on thediameter of the boiler. With improved enginesthe tube surface has been increased from4 00 or
500 square feet of heated metal, exposed to communicative heat, to the enormous extent of from600 to 800 feet and upwards, with a fire- box
surfac e or area exposed to the radiant caloric in
creased from20 square feet, as in the Rocket,to from50 to 60 feet ; and with the broad gauge
engines on the Great Western , the tube su rface
has been inc reased from600 to about 1000 feet,and fire- box surface from‘
70 to 108 feet .
As the upper side of the fire- box is flat, and
LOC OMOTIVE E NGINE BOILE RS. 285
not adapted to bear a great pressure of steam,
bolts are plac ed betwen the chamber and the fire
box to resist the pressure. In the lower part of
the boiler the tubes are placed, running through
its whole length.
Copper was first used in the construc tion of
the tubes ; but they are now always made of
brass, and have been fou nd much more durable.
The opinion seems to prevail that making the
tubes of mixed metal, or the best rolled brass ofNo. 14 . wire-
p ugs is the preferable method, the
tubes being sec ured at the ends with steel and
iron hOOps. Some have thought that as malleable
iron of good quality is less expensive, it wou ld
answer the purpose, as it does for the tubes of
marine boilers ; but copper or brass would be
generally used for all boilers, from its durability ,
were it not for its great expense. The tubes must
always hear a constant working pressure of about
6olbe. on the square inch, while the form of thetube gives an advantage in their strength, as the
pressure on the tube must be inward, frombeingsurrounded with water. The tubes, however,are necessarily subjec t to great waste, from theconstant ac tion of the c inders and ashes upon the
interior surface : another th ing which operates
against their durability is the want of an equal
286 Loc ono'
rrvE ENGINE BOILE RS.
expansion between the case Oé'
the boiler and the
tubes. This may lead ultimately to almost an
entire reconstruc tion of the engine and boiler ;although, therefore, the tubesmust be frequentlyreplac ed, for they u su ally last for about two
years, and so are not of the perman ent natu re of
such parts of the boiler as are not exposed to the
action of the flame, and while tubes will burn
out, and may frequently burst, still these boilers
have been constru c ted capable of running a dis
tance of mi les before requiring to be re
newed ; and the broad gauge engine boilers havebeen stated to run 70 to miles. A very
erroneous idea seems to be entertained that no
danger can arise fromthe bursting of a tu be inlocomotive boilers . indeed the burst ing of tubes
is so common, that the engine drivers becomeac c ustomed to it : but it is always attended withthe next to certain danger of scalding, perhaps
to death, the fireman or engine driver, fromthe
steamrushing out at the fire- door, and c inders
being blown about, while alarm is c reated, and
danger arises to the passengers from the delayand stoppage. When a tube does bu rst, it is
c ustomary for the engine driver to be prepared
with a plug ready to drive into the apertu re till
the boiler can be repfired.
288 EXPLOSIONS or Loc on o'
rrvn m ans.
EXPLOSlONS OF STEAM BOILE RS.
explosions are so great, that any plan of con
struction which could completely obviate this, isdeserving of consideration ; and the idea of a boiler,such as that last desc ribed, where the steam is
gened in a vessel not exposed at all to the
ac tion of fire, is a novelty, as well as a c ompletesec urity against the risk of its getting red hot
from a defic iency of supply of water. In the
present construc tion of the locomotive engineboiler, the only security, as to its M sty in this
respec t, depends on the regular maintenanc e ofthe level of the water in the boiler ; for as the
tubes are exposed to the direc t ac tion of flame,
they would be instantly destroyed by any dimi
nution of the supply of water, which mighthappen by the least derangement of the feedpumps.
From the high pressure the steam is always
worked at, in locomotive engines, generally above
501bs. on the square inch, two safety valves are
always used ; one is under the charge of the eh
gineer, commonly called Sater’
s flat- sided, springb
balance : it has a lever between the valve and
EXPLOSIONS or LOC OMOTIVE BOILERS . 289
spring. The other is now generally locked up,
and has a series of bent springs, without a lever,compressing it.Every engine boiler, besides the three common
the simple glass water gauge, to show in a glass
tu be the height of the water in the boiler.This tube, part of which is of brass, communicates
by a cock at the top with the steam, and at the
bottomwith the water in the boiler, and there is
another c ook, at the lower end of the tube, to let
off the water. The dynamometer, or bent tubewith merc ury and a float, and the piston gauges
also good indices of pressure. All these pre
cau tions, howevem, do not appear sufic ient to
prevent acc idents. It has'
already been stated
that the prac tice in some locomotive boilers is toplace a fusible plate on the top of the fire- box ;
but this princ iple might be extended still fu rther,to guard against explosions. It was several years
ago made an imperative rule, by the law of
France, that a plate of fusible metal, half an inch
thick, made of lead, tin, and bismu th,should be
plac ed on the top of the boiler, c lose to the safety
valve, and held in its position by an iron grating
above it : should the valve not rise, the heat, before
the pressure of the steamcould have inc to
U
292 sxr nosroxs or LOOOMOTIVE c o rneas.
That too much precaution cannot be taken to
has been proved by the acc ident on the Dover
Railway, and by the explosion of the Irk loco
motive on the Manchester and Leeds Railway,
where several persons lost their lives. Various
other casualties have oc c urred of a similar kind.
A few years ago an explosion took plac e on the
Liverpool and Manchester Railway, supposed to
have arisen from the case or shell of the boiler
being weaker than the tubes. That doubt shou ld
for one moment exist as to the real cau se of such
fearful explosions, as that in the case of the Irk,
when the engine carriage was blown to a c onsiderable distance, and the unfortunate engineer andfireman to the distance of 20 yards from the site
of the explosion, and 21 yards of the roof of a
shed blown away, are things which show how
very imperfec t engineering knowledge is, still, on
in the fire- box, by which means a body of water
thrown upon the fire was instantly converted
into steam of high density, bursting as a shell
froma mortar, and produc ing the somersau lt de
sc ribed . This rent was attribu ted to the exc essive
ExPLOSIONs or LOC OMOTIVE c orn eas. 293
heat from the quantity of fuel in the fire- box,
abou t 2 feet thick, which, when the engine was
at work, by mea'ns of the draught of the blast
pipe, is kept at a white heat. ” But this rent is
the effec t, not the cause of the explosion : no
ac tion of the fire on the fire- box could produce
the rent stated, unless either the valve was over
loaded, or there had been a defic iency of water
in the boiler. The cause of the ac c ident must,therefore, either have arisen from an excess of
pressure or a defic iency of water. Supposing the
boiler had a flaw or c rack in the metal plate overthe fire, as stated in evidence at the coroner’s
inquest, as the boiler had long stood the general
pressure, the probability is, this flaw was ex
panded by neglec t of water in the boiler, when
the exc ess of pressure would ac t on the weakest
point.
The evidence on this oc casion suffic iently proves
the necessity of a proper system of neu tral ia
spection and surveillance of railways for the
public secu rity ; for it is just as reasonable to
apply a systemof inspec tion for conveyances for
inland transport as in maritime matters to adopt
Lloyd’s survey and c lassification. The accident
alluded to could not have happened without in
attention , or perhaps great negligence. We are
u 3
294 RUNNING Loc omorrvxs or c om e
of the usual kind, 3} inches diameter , and the
engine was generally worked at about 60 pounds
of pressure on the square inch ; but we also have
it in evidence that the men worked by contr act;
that their interest was to save coke, which was
weighed out to them; that the engi neers were
paid a certain sum per mile, out of which they
had to pay their own oil and tallow, and had also
to pay their own fireman. One of the witnesses
stated that he seldom saw steam blown ad
from the contrac t engines, and in starting wi th
heavy loads, the engineer put his hand upon the
spring- balance of the valve, one of Salter’s fiat
sided ones ; this enabled themto start better.
”
It thus appears, that in order to sa ve c oke,steam was allowed to ac c umulate at the most
dangerous time, before the engine was set in
ru ns the risk of blowing uphimself and allarou nd
him, merely to save the value of a few pounds
weight of fuel. One can hardly conceive a moredangerous arrangement in respec t to sec urity to
the public than contrac ting to work engines in
this manner.
since 1830, that there has not been suffic ient
system. It is probable, however, that more goodwillarise by attempting a judiciou s remedy for evilsappertaining to a systemthan by overthrowi ng it.Experience teaches, and still more the history ofhuman invention points out, that perfec tion is
gained by slow degrees. Whatevermay c ome ofthe atmospheric princ iple, with which so much has
already been accomplished, and upon which so
much ingenu ity has been displayed neverthe
less, until experience has fully proved its advan
tages, it would be mere folly to rejec t allthe ex
perienc e already so laboriously acquired in loco
motive transport, at least, on the ground of lia
bility to ac c idents, which, undoubtedly, prudence
and cau tion may, in a great measure, avert.
The atmospheric princ iple in its application on
an extended scale in these times has been asc ribed
to various individuals. The knowledge of the
PR rNc LEs OP ATMOSPHE RIC PROPULSION. 297
elastic ity and compressibility of the air is of Old
standing. The anc ients, however, had very erroneous ideas on these points. The belief of Aris
totle, that Natu re abhorred a vac uum,
” extended
its fallacy overmany Of the doc trines propounded
by the philosophers in Europe until the period of
Galileo, who discovered that the weight of the air
was the true cause for many of those simple phewhich had puzzled preceding ages —such
as the rise of water in pumps and syphons. The
atmospheric princ iple Of propulsion is intimately
as soc iated with the interesting sc ience of dy
namice. The pressure of the atmosphere is estimated at from 14 to 15 pounds on the square
inch at the level of the sea, subjec t to certain
The physical law being c learly established, that
the globe is pressed on all sides by a weight of
air equ ivalent to that indicated by the barometer,and as this pressure must always be in operation,
it follows that every objec t on the surfac e of the
earth must sustain a superinc umbent pressureequ ivalent to the square inches Of su rfac e it pre
sents. Supposing, for examme, that the su rfac e
of the human body measured 2000 square inches :
thismultiplied by 15 lbs. the atmospheric pressureat the level of the sea, wou ld give a pressure
298 PRINC lPLE S o r amosr aE RIc PnOPU Lso .
equalto 30,000 1bs. The reasomwhy this enor
mous force is not fela or that one is u nc onsc ious
in every dnecfiomand that air fills allspac e ; but
efi'
ect is at once made palpable. The simplest
experiment for ascertaining this fac t is to place
the palmof the hand over a cylinder fr om/ which
tbe air has been exhausted ; the prom o on two
square inches would be equal to 30lbs. of pan da -o
able matter upon it. One may easi ly, therefore,conceive how so powerfu l, and wonderfu l , and
ever- present an element as the pressure of the
air should have been thought of as a movingpower to set machinery in motion ; for a move:
able piston travelling or working in a cylinder or
tube fromwhich the air has been exhau sted wi ll
be pressed equal to the number Of square inches
of surface : thus s surfac e of 12 inches square, or
144 square inches, would be pressed by a weight
equal to 21601bs., if the merc ury was exhau aed
to 30 inches ; or in a pipe of 15 inches diametm'
,
the surface area of which would be equal to above
176 inches, making the forc e of the external atmosphere impelling forward a piston within it equal
to 2640 lbs. weight ; but as a complete vac uumcannot be attained, the pressure will be regulated
300 ATMOSPHERIC PRE SSUR E
many, about the year 1664 . An a ir - pump was.contemporaneous with that of Gu eric ke, inventedin this country by the eminent philosopher, the
Honou rable Robert Boyle, F . R. S. As it was
investigations, mu ch ingenu ity was displayed in
perfec ting it. The chief use, however, of the
air- pump, till wi thin rec ent years, was c onfined
to experimental or philosophic pu rposes. The
present age, however, being one of prac ticalapph
cation, the knowledge which philosophers c onfined
to theoretical illustrations has been made sub
has been applied of late years on a most giganticscale, both to atmospheric propu lsion and other
When the pressu re of th
known to be regu lated by immutable
advantages to be derived from using
impelling force soon became apprec iated
steam engines were first invented
termed atmospher ic engines, because
made to act through the pressure of
the combined effec t of its weight and
The idea, however, of produc ingmospheric pressure, or what is now
as A MOTIVE POWE R. 301
a tmospheric system, has been generally asc ribed
to Denys Papin, an ingenious Fren ch engineer.
Papin construc ted, about the year 1695, a ma
chine in which the pressure of the air should be
u sed as a mec hanical agent for effec ting a partial
vac uum in a cylinder. To attain this, he made a
water- wheel work an air- pump to produ ce the
rarefaction. He tried in this country a methodof transferring the action of the moving power toa great distance. The ingenious idea occ urred to
him, that he cou ld make a fall of water at somedistance from amine or coal- pit work a piston to
c ompress the air in a cylinder communicating,by
means.
of a pipe, with another cylinder at the
mouth of the mine, and that the piston of the
latter shou ld, froma connec ting- rod, give motionto pumps at the bottom of the mine. He cal
c ulated that the pressure of the air in the one
cylinder would force up the piston of the other,and give a rec iprocating motion to the pumps.
Thi s plan was not suc c essfu l ; but much of the
want of su ccess has been attributed to the not
knowing the retardation in its motionwhich air
wards tried this plan on a large scale in Germany,
but with little better success. He likewise at
302 ATMOSPHE R IC RA IL WAY
tempted to produce a vacumn hy the use of gnn
powder, but his plan did not succ eed.
given, even of a later period show the disap
pointments which have been experimc ed and the
diffic ulties met with in bringing inven tion s to the
test of prac tical usefulness. They may afl’ord a
useful lesson, to prove howmuch needla s expense
may be inc urred in trying complicated and round
abou t proc esses to attain an objec t, when, per
haps, the princ iple on which the inven ti on was
founded was not merely defec tive in itself, but
would overbd ance allits advantages. Howoften
models, the only tendency of which is to mis
lead,and which, if stripped of their tinselry, and
reduced to the real objec t they seek to attain,
would be found in prac tice useless and absu rd.
Wherever simplic ity is overlooked, and the work
ing of the mac hine is a labour in itself, it may
be well doubted if it will be of real u se.
ATMOSPHE RIC RA ILWAY SYSTEM INVE NTE D .
The invention of the atmospheric mode of pro
pulsion has by some writers been asc ribed to
304 ATMOSPHERIC RAILWAY
was obtained with a load of abou t six tons, andtwenty - two miles with a load of eleven ton s. The
diameter, and a vac uum equal to a c olumn ofmerc ury of inc hes was obtained. As the
engine and mode of propu lsion were public ly ex
hibited for some time, and were seen by many
persons interested in the railway system, a good
Opportunity was afforded for the development ofthe u tility of the system. Amongst others, the
direc tors of the Dublin and Kingstown Ra ilway
were so satisfied with the su ccess of the experi
ment, that they resolved to adopt this methodof trac tion upon a short extension of the line,1} mile fromKingston, near Dublin, to D alksy,
where the gradients and c urves of the line were
considered by their engineer as unsu itable for the
working of locomotive engines. This railway was
accordingly prepared for the atmospheric princ iple.
It was opened in August, 184 3, and it is still
Worked in thismanner. Fromthe period of the
commencement of the Dalkey branch till its com
pletion no farther movement was made by rai lway
companies towards adopting the atmospheric pr inc iple, and public c uriosity was exc ited to asc ertain
the result of the experiment. At length, the Lon
don and Croydon Railway Company resolved,from
Ar nosPHE RIC RAILWAY. 305
an extension of trafii c , to lay down a third line of
mila and werc so satisfied as to the suc cess of the
atmospheric plan, that they obtained an ac t of
Parliament, in 1843, to construc t a single line of
atmospheric railway from London to Croydon,
and to make an exte nsion of the same fromCroydon to Epsom. As the part of it now formedruns c lose to, and parallel with, the locomotiveline, a fair comparison can be made of the relative
merits of the rival modes of trac tiomand data
w ill be afi'
o rdcd for the gu idance of other com
panies who may wish to adopt the atmosphericsystem. It is proposed that the line shall be ex
tended, shou ld the plan Si tcomfromEpsomtoPortsmou th, the part now forming being a portion
ofwhat is termed the Direc t London and Ports
mouth Railway,
” for which a bill was obtained
in the last session of Parliament. The South
Devon, and Paris and St. Germaine companies aresaid to have also adopted this system, and various
lines are now projec ted, and companies formed toapply for acts. One of the most extensive of these
schemes yet projec ted is a direc t atmosphericrailway fromLondon to Northampton. But theprospec t of obtaining an ac t for an extensive
railway of this kind, as yet, must be doubtful,seeing that Parliament in the session 1845, after
x
306 ar u osr nsmc RA ILWAY .
a protrac ted contest, threw out . tbe bill for con
struc ting an atmospheric ra ilway from New
castle to Berwick. The following is an extract
fromthe Committee’s Report, July, 1845
But your C ommittee do not feel called u pon to express
an opinion on the relative merits of the atmospheric and
loc omotive systems. or on their c omparative applic ability to
railways in general . For, even assuming the efii c iency of
the trac tive power u nder the atmospher ic system, and ad
mitting the preposed Northumberland line to be unob
jec tionable in an engineering point of view if worked on
that system, sti ll the evidenc e taken before your C ommittee
does not justify them in coming to the c onc lusi on that a
s ingle atmospheri c line, w ith the arrangements at present incontemplation, c an c arry the estimated trafi c between
Newcastle and Berwick with the same convenienc e and
punctual ity which are already atta ined by the loc omotive
lines ofwhich it wou ld be a c ontinuation.
"
KINGSTOWN AND D ALKEY ATMOSPHE RIC
RAILWAY.
On the Dalkey branch, where this mode ofpropu lsion was first adopted on a public railway,
upon an inc line rising one foot in a hundred, a
continuous c asto iron pipe, of about fiFteen inc hes
in diameter, and a mile and a quarter in length,is
laid horizontally between the rails on which thecarriages run . A stationary engine is plac ed at
308 aw osr ns nrc na u war .
position , so as the pipe laay continue w tighi
the retention of the vac uum or ec onomic aler
haustion of the pipe. Were the valve to coa
tinue open, the atmospheric air would then be
pumped i nto the pi pe instead of the attenu ation
of the air within the pipe imelf proc eeding.
When it is c onsidered, too, that themmust be an
open sha with a confinuom valva fi'
om end to
end ef the pipa, whether one mile or three milcs,
or from stationary engine to stationary engine,
over any extent of a railway, the prac tical
difficulty arising from leakage must at once be
apparent. On the Dalhey line the length ot'
pipe
being only oue and a quarter mile, it was ap
parent that mshort distanc es hke thia to emt
air-
pumping engines would be a strong objec tion
to this system. It was therefore proposed when
that railway was opened, that the fixed engines
might be plac ed at every three miles, or, perhaps,a greater distance along a liae, and an Mment made by whic h, when the travelli ng pimon
approached the end of one range of pipe, “
piston would open a transverse valve at the end
Of the next pipe, which would admit it into the
ATMOSPHE RIC R AILWAY. 309
next length of pipe, or within the influen ce of
another air-
pinup, and so on, from one range of
exhausted air - pipe to another ; and so over the
length of railway a train might proceed withoutstopping. There are, perhaps, few inventions in
these inventi ve times that display more mechani
calskill in overc oming diffic ulti es than the atmospheric mode of propuls ion, so far even as it has
yet been prac tically tried ; and should it u lti
mately prove unsucc essfu l, it will be exc eedingly
mortifying that so much labour shou ld have been
bestowed in vain ; but should the result of ex
per ienc e he, to prove the systemdefec tive, it willsink into desuetude like mariy other inventions,to which, perhaps, the mental powers of the cou
trivers have been self-devoted, and which now lie
bu ried in the tomb of time.
LONDON AND CROYDON AND ar son, AND manor
roar sMour n ATMOSPHE RIC RAILWAY.
As this railway is modelled on the prec edingone, and has attrac ted mu ch public attention, and
as I have had opportunities of observing its pro
gress, Ishall give a short desc ription of it, avoid
ing technicalities. The atmospheric machineryx 3
310 A'
rn osr ns nxo nu nwa r :
is designed under the patent of Messrs
Samuda, by whom, and
has been carried i
railway completedDartmouth Arms 8
to Croydon. In the
it became necessary to fixin which the exhau stion
without loss of power.
railway yet formed the swhich are of the most tasteful design , have been
erected about three miles apart ; namely, at Dart
mouth Arms, Norwood, and Croydon. A strong
cast- iron pipe of 15 inches internal diameter,being the same size as that on the Dalkey line,has been laid down and sec ured to the ground
midway between the lines of rails, whic h are 4 feet
85 inches gauge. The pipe is c ast with iron bands
to strengthen it, and is made in piec es of 10 feet,firmly joined together, and so forming a con
tinuous air- tight tube. A partial vac u um is
formed within this tube by pumping the a ir ou t
with powerful force- pumps worked by the station
ary engines, which are of 50 horse- power each,
construc ted spec ially for the purpose by Messrs.Maudsley and Field. The engine power is 300
horses for the 4§ miles of rail, there being two
ATMOSPHE RIC RAILWAY. 313
pisto n. The number of plates is requ isi te to
give flexibility to the valve or flap. There is a
thin plate of steel introduced between the leather
and the upper plate, for the purpose of acting as
a spring to c lose the valve after the piston has
passed. One edge of the valve is sec urely held
down by a succ ession of long iron rods bolted to
a longitudinalrib cast on the pipe, on one side of
the latera1 0pening, and the valves work on a
hi nge of leather similar to the valves commonlyu sed in air- pumps. The opposite edge of the
valve, when shut, rests on the other side of the
lateral opening or slit of the pipe, having a
margin cast on the pipe, thu s forming a longitudinal channel or groove (fig. 62. B). This
trough is filled with a composition of bees~waxand bellow, which, when it has been melted and
cooled, adheres to the edge of the valve and keeps
it air- tight : this substance bec omes solid at the
temperature of the atmosphere, and becomes flu id
when heated a few degrees above it. As the
valve mu st open continuately, or inch by inch,
to permit the armof the piston to pass, in a bed
of the melting composition , one part of the ap
paratus, and not the least important, in the atmo~
ATMOSPHE RIC RA ILWAY.
spheric system, must obv iously be the openingand cementing again of the valve as the train
progresws, for as the valve must be ra ised and
the cement broken on the approac h of the bent
connec ting rod, so it requires to be again immediately c losed. In order to effec t this, fou r smallwheels (fig. 63. B E ) are fixed within the pipe
behind the travelling piston (C ), and travelling
with it, two before the bent plate or c onnec tingarm (fig. 62. F), and two behind it. Thesewheels are the means provided by which the one
edge of the valve is raised, to permit the con
nec ting rod freely to pass without tou ching or
destroying the valve, and also for the admissionof air . As the valve opens the air rushes into
the pipe, on the back of the piston (fig. 63. C )equal to the area of the pipe, and thus the atm0
spheric pressure is kept up. This explains how
the pressure of the air is made continu ously
operative on the piston within the pipe fromwhich the air is exhausted. In order to re- sealthe vac uum valve, as fast as the composi tion is
broken In the trough, there are fixed to the car
the longitudinal valve, and 18 followed by a copper
tube or heater (D), abou t five feet long, which
318 nxr nnmnms ON THE c aovnoxv
sealing it, form the important points in the at
mospheric railway system of Messrs. Clegg and
Samuda, and display very great c leverness and
ingenu ity.
F ig. 62. represents a transverse sec tion of the
pipe shown in the preceding sketch (fig. thecontinuous valve, and mode of connec ting the
carriage upon the rails with the travelling pistonwithin the pipe.
Su ch is a general desc ription of this atmospheric railway , so far as yet constru c ted . Mr.
Samuda has shown that while a great speed can
be attained, there is only a loss of power fromleakage of air into the exhausted tube of not
more than from 1 to I; horse- power per mile,whereas it was an tic ipated that much loss of
power would have arisen fromthis cause. It has
been stated the expense for lost power w ill not
be more than a penny per train for 20miles. In
the mec han ical diffic ulty of the opening and
c losing of the valve mu ch, it appears, has now
been accomplished, and there seems little doubt
that as this invention progresses, means may be
found for still farther simplifying and perfec ting
this part of the machinery ; for the less the complica tion of the contrivanc e for this purpose the
more likely it will be to prove suc cessful.
320 or n sa amom nmc P u s s.
fect eese. Indeed a train has been brought to s
stand- still to deprive it of its previou s impetusat the foot of the incline, and then propelled np
the inc line without difiiculty .
The momentumgiven to the carriages by the
atmospheric power is checked by means of powerfulbreaks : suc h has been the momentnmae
qu ired, that two pair of breaks were applied fior
{ the ol'
a mile before stopping ensued. Ther
eis
pass through it, and the vac uum, and c onsequentlythe force of propu lsion, gradually dec reased It
has also been projec ted that means shou ld be
fromthe travelling piston.
It‘ would be qu ite impossible to desc ribe or emnotice the many contrivanc es proposed OElate for
atmospheric propu lsion Wi thou t filling volumes :
but it wou ld be out of place in this treatise to do
so, as the objec t is to point out the progress which
the railway systemhas prac tically atta ined,and
rmnns AND P i t nnow’
s PATENT sr sr sms. 321
not to specu late on what inventions may ulti
therefore avoided, and only those inventions whic h
have been carried into effec t described.
Mr. Henry Pinkus, whose name has already
been notic ed, has recently published an elaborate
desc ription of his patent atmospheric railway.
Mr. Pinkus was amongst the first who had the
merit of bringing the atmospheric system promiu en tly before the public . He obtained patents for
his inventions in 1834 , 1836, and 1839. Several
years ago he exhibited a working model of a small
stationary engine, forming a vac uum in flexible
tubes. In 1840, he published a pamphlet desc ribing his Agrarian system,
” or the pneumatic
princ iple to effec t the working of agricu ltural
Among other plans of atmospheric railways
proposed, is that of Mr. James Pilbrow, ofLondon,
who obtained a patent for his inven tion on the
17th of May, 1844 . Mr. Pilbrow appears to have
founded the c laim to superiority of his patentsystem upon what he considers the defec ts of
Messrs. Clegg and Samuda’
s, such as the difiiculty
of getting a c losu re of the valve. He points out
the advantages of his plan to be, the avoiding
leakage by bu rying the pipe, and working the
Y
MODE S OF PROPULSION
apparatus without a valve, and the travelling
piston, invented by preceding experimenters, isplaced in the exhausted air tube, and is c onnected
to the carriages by a small upright rod moving
in an air - tight slit or groove on the top of the
tube : the rod is kept in its track by guide wheels,
on the railway, which work in a rack attached to
that travelling with the leading carriage. At the
present stage, it is impossible to form any de
c ided opinion of this contrivance. Whether the
rod willslide in a slit suffic iently tight to prevent
remains to be seen when practically tested on a
public railway. Some new railways have been
projec ted on thi s plan.
Amongst the numerous patents for the atmospheric princ iple of propu lsion, is Mr. John Alt
with water, and, by long educ tion pipes desc endingfromthe former, to obtain a vac uum; or to use
water for covering the valve to retain the vac uumobtained. A patent was obtained by Mr. J. G.
Shuttleworth, of Sheffield, in 1840, for the appli
cation of a column or body of water ac ting
against a piston in a tube for the purpose of the
propulsion of carriages. Water has likewise been
324 a n memes
volution in the mode of drawing ortrains on railroads, and in the manner
the rotatory motion of paddle- wheels
produced. Mr. Parsey’
s invention is,applicable to allthe purposes of setting
in motion for which steam- engines
ployed. The engines are worked
pressed into receivers
nished by the patentee, can
may require. To the receiver
engine so filled, to obviate the
gradualdec line of pressure as
ders draw it off, a receiver
the air passes tillit reac hes a given
sure, which it cannot exceed but by
to the working receiver
duc tive passage from theor receivers
the driving cylinders, by which
power is carried by the engine
and
s r AGE NC Y or GASE S, ar e. 325
mechanic ians and practical engineers have spoken
of the model mhigh terms. Whether the planwill succeed or not must at present be uncertain ,
but its merits can only be asc ertaincd by its
being fully tested.
C arbmic ac id gas and other gases have been
tried, to produce a vac uum. Mr. J. Robinson, of
London, has a patent for a mode of working en
gines by the agency of gas for produc ing motivepower . Experiments have also been tried on rai l
ways to make use of elec tro- magnetism as the
motive power, but, as yet, wi th little prospec t of
THE COMPARATIVE ADVANTAGE S OF THE ATMO
SPHE RIC AND LOC OMOTIVE SYSTEMS.
AT the present time, when so many railways are
proposed, and as, from the advantages derived
from this mode of transit, it must be apparent
that, in order to place one di strict of the country
on a footing with another, every town and vi i
lagc mu st have the means afi'
orded of rapid and
di rec t communication, otherwise certa in localities
must be plac ed beyond the pale of easy access, it
is most important to know, so far as experience1 3
326 ormxoxs on ma
has yet gone, the vi ews of sc ientific men as to the
comparative advantages of these modes of trac tion.
of Civil Engineers, and the most eminent of thatbody appear to take Opposi te views respec ting
the antagonist powers. In a communication
made to the Institu tion by Mr. P. W. Barlow,
C . E. , On the comparative Advantages ofme
Atmospheric Railway System,
” he gives the result
of certain experiments on the Ty ler inc li ned plane
ing the amount of lost power of the rope tramas compared with that of the atmospheric railway
systemon the Dalkey inc lined plane, fromwhichit appears that a stationary engine of twenty- five
horse power will convey thi rty- five tons at an
average speed of seven and a half mi les per hour
up the former inc line of 1 in 48, and is capable of
produc ing as great a useful mec hanica l effort as
the engine of 100horse power on the Dalkey line,as the former raises more than half the load threeti mes the altitude on the same length of an inc line
in nearly the same interval of time : or, in other
words, trains of thirty- five tons are raised by a
25 horse power engine on an inc line of 1 in 48
at the same speed as the Dalkey engine of 100
328 sAr n'
rv or r u n
power : that there is also a loss of power nwes
sarily arising from the construc tion of the air
pump, and, in addition to that from leakage,there will be a certain loss, fromthe atmospherenot having timc to ac t with fu ll effect on the
piston : that as the loss from leakage does notform a large proportion of the lost power, there
is little field for mechanical improvement, which
has been urged as an argument in favour of the
system: that the loss of time and power, fromthe interval necessary to get up the requi red
vac u um, will have the effec t of redu c ing the
average rate of travelling on a single line of
atmospheric pipe considerably below that of a
locomotive line, becau se such loss of time must
occ ur at the meeting of every train ; and wi th
trains running at intervals of half an hour, this
delay must necessarily occ ur every quarter of an
hour.
The prec eding is the substanc e of Mr. P. W.
Barlow’s interesting paper, which does not augur
very favourably for the permanent success of the
atmospheric mode of trac tion. He states the best
result obtained from the expeM ents on the
Dalkey line, was the transport of trains of thi rty
tons in five minu tes. Ithas been ascertained, that
the atmospheric system on the Dalkey line has
ATMOSPHE RIC SYSTE M C ONSID E RE D . 329
not been remunerative, having hardly paid its
working expenses : this shou ld not, however, be
impu ted to the system, for it may have arisen
fromthe locality and natu re of the trafii c , and the
systemwi ll soon be more fu lly developed on theLondon and Croydon Railway. Even should this
system be less efii c ient as a moving power thanstationary engines with the rope trac tion, it is
more convenient, and gets rid of the tear and
wear of ropes.
Wi th respec t to the supposed superior safety of
the atmospheric system, there has not yet been
suffic ient experience of the working of it on an
extensive scale to judge. One very obvious de
feet which appertains to the atmospheric as well
as to all systems of trac tion where the motive
power is entirely separated fromthe carriage is,that no possible control exists over it. Where
fixed engines were used for rope traction, it has
been long found to be attended with prac ticalinconvenienc e ; and it does not appear how it can
be lessened by the atmospheric plan. Any oh
struction on a line 18 just as apt to be run into
by the atmospheric carriage as by the loc omotive,and the carriages may thus be overturned, while
in reali ty less power exists in slowing or checking
the atmospheric carriages than in the locomotive.
330 SAFETY on THE
Supposing the momentum in either train, pro
ceeding at sixty miles an hour, to be the w e,
the locomoti ve has the advantage of having the
means of at once reversing the ac tion of the
engine, and cu tt ing off the supply of steam; and
even should the atmospheric train be plac ed in
loc omotive has the power of lessening the severityof the shock fromany obstacle on the rails, the
atmospheric must be nearly powerless to avoid
destruction. Although, therefore, the atmospheric
direc t collisions barely possible, as two trains
cannot move in the same sec tion of pipe at the
same time, and one must leave the sec tion of the
pipe that it may again be exhausted of air, still,until experience has fully developed the safety of
the worki ng of the system, it is merely hypo
thetical to speak of its entire safety. With
respec t to the relative expen se of the atmosphericand locomotive systems, Ihold this to be ofmuch
less importance than the matter of safety . It
becomes, indeed , a matter of calc ulation, of easy
solu tion, whether fifty horse or more power ap
plied to work an air - pump, or the same power
332 osmc r loxs r o THE
locomotive line, will not the great expense of
formation and working the line nec essarily confimthe construc tion of this railway systemto singlelines of way ? There is no doubt that the atmo
spheric on a single line is considerably a far than
a locomotive on a single line, which is not m;
but locomotive single lines are, however, rar ely
u sed. Although it has been held by the advoc ates
of the atmospheric system that it possesses thepecu liar advantage that a single line wou ld prove
suffic ient ; yet, because on the very few mi les of
single rails where locomotive power is u sed few
ac cidents have happened, is there any person who
would recommend such amode of railway on lines
where great trafic exists? The idea, therefore, of
holding out that the atmospheric possesses thispec u liar advantage, is merely visionary. Mr. R.
Stephenson has shown m his report the imprac
ticabili ty of working a single line of atmosphm'ic
railway when applied to a line of 1 12 miles mlength with trains running every half hour and at
a mean veloc ity of thirty mi les an hour, by the
fac t that “ the to tal time of the journey wouldbe increased ten hours I” in consequ ence of the
delays occasioned by one train waiting till it had
met wi th that which was coming in the oppositedirection, and the pipe was exhausted so that it
ATMOSPHER IC SYSTEM C ONSIDE RE D . 333
could proceed. On shorter lines, perhaps, these
obstruc tions would not be so objec tionable ; but,
as has been remarked,“ would it not be as easy
for locomotives to follow each other with trainsevery half or quarter of an hour, and when
arrived at a sta tion, to wait till the train in the
opposite direc tion had passed ?”
But where is the
engineer who would recommend the adoption of
su ch a systemif he were held responsible for the
regular working of it ?
Numerous objec tions have been urged against
the working of the atmowheric princ iple ; su ch as
the uncertainty of working the traffic both on
terminal and intermediate stations, and the
nec essary arrangements at level crossings. ” At
terminal and intermedi i te stations, where goods
and mineral traffic is large, some other powerwould be requ ired to be employed than that ofthe main line. The waggons are now shunted or
backed into a siding by the engine but in atmo
spheric lines manual, horse, or engine power must
be employed to remove the waggons ; and this
must add to the risk of ac c ident, fromtheir beingleft probably for a time on themain line. Another
objec tion wi ll arise fromthe loss of power by the
uncertainty at starting of the weight of the train ;
and to maintain a higher veloc ity than with the
C OMPARATIVE E XPE NSE
locomotive system, engines of greater power must
be used, or abou t 200 horse power for every mileand a quarter. Or, as the leakage or ru sh of air
into the exhausted pipe, which influences the
veloc ity of the trains, will be greatly inc reased by
extending the length of the pipe to three or four
miles, the power requ ired to work it must be
power may have the effec t, that the expense
must be so increased to attain the same poweras with the locomotive system as to make the
cost inordinate. Such are some of the chief
objec tions urged against the atmospheric system,
to which may be added, that the derangement of
the engine of one station may stop the tr afic of
the whole line. Much has been said in favour of
the atmospheric system, on the ground of the
absence of smoke and dust, and also that c inders
are not scattered about as by the locomotiveengines ; and doubtless this is a great advantage,if not counterbalanced by other drawbacks.
With respect to the expense of working the
There seems little doubt that to be efi ctwe, the
power of the engine must be large and a su rplus
power always at command. On the London and
Croydon railway, in the five mi les, the 300 home
336 ATMOSPHERIC SYSTEM MAY
overcome it cannot be deemed perfect.
However c lever the present arrangements of
Messrs. Clegg and Samuda’s system are, and
however perfec t the workmanship may he, still
wheels revolving at a rapid rate within a length
ened tube must be liable to oc casional derange
ment, and requ ire constant watching, and it has
been shown that the Opening and c losing Of the
valve depends on thi s agency. Out of the numerous inventions one perfect one may be Obtained.
It is only by the prac ti cal working ofthe systemwhich Messrs. Clegg and Samuda have intro
duced that will be ascertained wherein lies the
defec t, and its correction found ou t. From themomentumof the carriages, their lightness on the
rails, and the diffic ulty Of making a break act
quickly on them, the danger must be as great,if not greater, of the hind carriages running at?
the rails than with the locomotive train, and of
their ben c rushed in a similar way ; for it can
not be the single slight attachment of one carriage
in a train to the armof the travelling piston that
will guard against such a casualty. One of the
strongest arguments urged in favour Of the sys
temseems to be the capability of ascending steepgradients bu t this cannot either be deemed withrapid veloc ity as either advantageous, prudent, or
BE MAD E MORE PE RF E C T . 337
safe ; beside which, much has been done, even in
this respec t, with locomotive engines.Having thus considered the question of the
locomoti ve and the atmospheric system, it must
be left to the result of time to test their com
parative advantages, for, at the present time, the
ac counts of the latter are conflic ting and contra
!M PE RF EC TIONS OF THE LOC OMOTIVE RAILWAY
In making a few brief Observations under this
head, I feel that to find fault with a systemwhich
has been the growth of a few recent years, and
which has already ac complished so much, is u n
grac ious : the remarks are made with the viewof endeavou ring to bring about a similarity Of
railway prac tice so essential as respec ts the safety
of passengers, and important for the interest of
the railway companies.The chief defec t of the locomotive railway
systemarises from the want Of u niformand fixed
data founded u pon properly conduc ted experi
ments to regulate the c onstruc tion Of railways
as to the gradients, c u rves, height of tunnels
338 mr E RE E C'
rloxs or Loc ono'mva SYSTEH.
width of viaducts, form of rails, and mode of
fixing these ; thc width or gauge of the rails, the
limit also of the railway between embankments,elevation of bridges, road crossings, and the
various points Of railway formation in which so
rule seems adopted on almost '
any point. Of
course it is not desirable that, in minor matters,opinions should not difi
'
er and the plan be adapted
best calc u lated for the c irc umstances ; but, where
the arrangement involves the public safety, it
seems desirable that in all the leading fea tu res of
worked ou t : on the contrary, it has been shown
that, on one railway, one formof iron rails, chairs,
opposite ; and so on with other points on which
different views are entertained,—all tending to
perplex and to prove a fruitfu l source of ac ci
dents, the usual concomitants of unc ertainty.
The effec t of this has been to weaken public eonfidenc e in the system, and has led to the de
velopment Of those sc hemes of atmmpher ic pro'
pulsion, some of which have been notic ed.
340 BROAD AND NARROW
Great Western, that any real convic tion existed,
or any positive knowledge had been ac qu ired,
that the 4 feet 8} inch gauge was the heat which
could have been adopted. The narrow
been at first u sed ; and, therefore, as it
presented no prac tical inc onvenience, it bec ame
gradually extended over the kingdom. In the
recent disc ussions of this question, there is
out, prominently, the advantage
have been derived by establishing a uniform railway gauge over the United Kingdom.
point been taken cognizance of by go
when the Liverpool and Manchester line was
Opened, and had a uniformity Of gaugeadopted, mu ch confusion
for it seems more than probable thatlater, at least on allthe direc t lines of c ommuni
be established, so as locomotivewithou t interrupti on from oneisland to the other.
Up to the present time, conveni
and the views of the Company,
”
adoption of the broad or narrow gauge.
It is to be regretted that, as personal
are so mixed up with the important qu
the gauge, it is hardly possible to expec t, at the
OAUORs CONS IDERED . 34 1
can be no doubt that a rai lway with a gauge of
4 feet inches can be made at much less ex
pense than with a 7 feet gauge. As respec ts the
first cost,i f the qu estion is dependent on this, it
may be viewed as settled. But although the
proportion of the broad - gauge railways is only as
1 to 51 Of the narrow yet formed, and perhaps a
greater disproportion exists in those projec ted,
still, if the princ iple which Mr. I. K. Brunel
adopted is the correc t one, sooner or later hi s
views may come to be adopted, and the broad
gauge extended.
It may, indeed, seem a great hardship and a
u seless expense, and in many cases impossible to
c onvert the narrow into the broad gauge, al
though it i s a simple thing to alter the broad
to the narrow, as it would requ ire, in the for
mer, widening Of embankments and enlarging
of tunnels and bridges, allof which things wou ld
oc casion a greater outlay than railway com
panies can reasonably be expected to agree to ;
it is,therefore, the more imperative that no
dubiety exist as to the real advantages Of the broad
gauge. It has, indeed, been very natu rally sup
posed that in this mechanical age some scheme
z 3
will be devised to get oeer the dific tflty of
having recourse to altcring the gauges of exist»
Several suggestions have been made and plans
means of which it is stated that
tr ucks or waggons, containing 30
be removed fromthe narrow to theor vic e verrd, in about six minutes.
What the public aremost interesteddisc ussion of the merits Of the gauges, is
and comfort of railway
should hang round a point which
difii c ult solution, does not add to
in this mode of transit.The Opinion in favour Of the broad
7 feet is founded on variou s reasons ;others, that additional
attained ; that there is
larging the diameter of th
afforded roomfor broader
for many kinds Of goods,afforded a larger spac e
fire- box su rfac e. Fromthe great ge
344 RROAD AND NARROW
had, no longer exist. The supporters Of the
narrow gauge state, that by the improvements
which have been introduced, namely, inc reasingthe length Of the boiler and generating moresteamwith the same fuel, the simplification given
to the working gear, and the improvements latelymade on the valves and expansive apparatus,means are provided for economising steamfasterthan it is required ; and that as an engln e can go
at a veloc ity Of upwards of 60miles an hour witha wheelof 5gfeet diameter on a leveh and nearly
the same on a moderate inc line, on a gauge of563} inches, and that as it is equally safe as re
spects acc idents as the broad gauge—what real
advantage can be derived from making the
change ?
Thus we perc eive
are at no loss for arguments to en
c laims for public approbation.
Whatever may be the opinion Of
gineers as to the preference they
narrow over th
favour Of the broad
it is best to let well alone, and
experience as the safest test, yet
a dec ision Of this point can be
GAUGE S CONSIDERE D . 345
nothing but inconvenience, and we have already
seen how many years in railway advancementwere lost in foolish assumptions which a few
experixnents could have speedily tested ; and
s urely it is time that a point so important as the
best gauge of rails for public safety shou ld be
plac ed beyond cavil.
Perhaps themain objec tions to the broad gauge
on the ground of increased expense in the
first construc tion, and the fear Of being forced,
fromc irc umstances, to tear up existing rails ; for
all statements promulgated as to the inferior
stability Of carriages on the broad gauge, and
danger from their axles breaking, are properly
considered fallac iou s. But Objections arising
to the numerous projec ted lines before Parliament.
As the Act passed in favour of the line fromOxford to Wolverhampton carried the broad
gauge into the heart Of England, the railway
companies took the alarm, and much disc u ss ion
took place on the question of the gauges. Astatement was issu ed by those connec ted with the
narrow gauge, to the effec t that the mixture of
gauges would be attended with two great public
evils ; the one arising fromthe change Of passen
346 s now m am our
gers and goob froma line of one gange to that af
the other ; the second fromthe inc reased c oa coa
sequent upon the formation, in m y m of twa
lines of railway , where one would have m we ed
the purpmParliament, durin
g the smion of 1 845 , having
still hung over the subject, a roya l c ommissionappointed by government on the 5th of
July, 1845, to inqu ire into the question,
whether, in fu ture Ac ts of Parliament for the
be made for wcufing a u niform gangg md
whether it wou ld be expedient and practi cable
to take measu res to bring the railways already
constructed, or in progress of construc t ion,in
Great Britain, into uniformity of gauge.
It must now be matter of regret that this
question had not long ago been taken up by go
verament, as it seems self- obviou s that the uni
formity of gauge wou ld not only be of great
u tility in the United Kingdom, bu t thmughant
Europe.
The Opinion of this commission, if fou nded
on sure evidence or well - conduc ted experiments,will be of essential servic e in affording uniform
too broad, when we find the body of a carriage 5
or 6 feet wide, and 9 feet high, weighi ng 4 tons,resting on so narrow a base as 565 inches. Therecan be little doubt entertained that the choice of
the narrow gauge originally was inconsiderate, for
when a broad
centre ofgravi
tain degree ofat high speeds, even on a straigh
ac c idental sinking of the rail, andmore so fromitsosci llation on sharp c urves, which
railways. It may be fairly pres
of the new lines now in progress have
into the adoption of a gauge of 56}perhaps against the wishes of the engineer,because they are to be connec ted with othof a similar gauge.
It would perhaps have been more advan
for the public interest had the powers
c ommission appointed b
tended further ; for not only is
the rai lway gauge environed wit
c ertainty, but almost every otherwith railway
other day, one
railways wi th steep
plan which other engineers
GAUGE S C ONSIDE RE D . 34 9
Parliament condemn. The question of gradients,
c u rves, and even the formof, and manner of lay
ing rails, has not yet been fully determined .
Since the preceding observations were in type,
the report of the Gauge Commissioners has been
presented to Parliament. It is a very able doc u
ment, and appears to have fu lly considered the
arguments on both sides. That it could not give
sati sfac tion to opposing parties may be readily
su rmised. If the conclusions are therefore dif
ferent from what, by some, were expec ted,it
cannot be imputed to prejudice, or any undue
The following is a summary of it
The Commissioners state in the outset that,
I. Their attention was first direc ted to ascertain whether
the break of gauge could be justly considered as an incoa
ven ienc e of so mu ch importance as to demand the inte r
ference of the legislature.
lat. As applying to fast or express trains .
They believe that the inc onvenience produced by th e
break ofgauge w ill, m some respec ts, be felt less in these
than 111 other trains, and do not consider the inc onvenienc e
of so great a nature as to call for any legislative measures,
either for its removal or mitigation.
They arrive at the c onc lusion that the break of gaqwould inflict considerable inconvenience on travellers bythe trains now under consideration, and that this incon
BROAD AND NARROW
venience would be mu chgence of more than two
horse- boxes, and tr ucks of
c alled3d . Goods trains.
The Commissioners are of opinion,
gauge would altogether prevent the
ofmachinery ; and that with respect to
agricultural produc e, c attle, &c . , it woul
inconvenience.
4 th. C onveyance of troops.
They are of opinion that the efihct of a. breakmight expose the c ountry to ser ious danger .
that they consider
II. The secondmeans of obviatin
to result fr omthe
slide on the axlebetween them; 2.
gauge, bu t havingmethod of shiftingand wheels of one
that no method has been proposed to themwlated to remedy, in any important degree, the i
attending a break of gauge.
III. The C ommissioners next view the
reference to the generalsafety
, accommodation, and conven ience for
362 BROAD AND NARROW
alteration of the former to the latter, even if of equal length.
wou ld be the less costly as well as the less dific ult oper
ation .
”
The Commissioners guard themselves against expressing
an opinion in favou r of the narrow gauge of four feet eightand a halt
‘
inches, as in all respects the most su ited for thv
general objec ts of the country. But, on the whole, theysubmit the following recommendations
1 . That the gauge of four feet eight inches and a halfbe dec lared by the legislature to be the
gauge to be
usenl
“ 2. That, unless by the consent of the legislature, it
shou ld not be permitted by the direc tors of any railway
“ 3. That, in order to complete the general chain of
narrow gauge communic ation from the nor th of Fmgland
to the southern coast, any suitable measure should be pro
ing, and thenc e to Basingstoke, or by any shorter rout:
c onnec ting the propwed Rugby and Oxford line with the
Sou th Western Railway .
“ 4 . That as any junction to be formed with a broadgauge l ine would involve a break of gauge, provided our
first recommendation be adopted, great commerc ial con
venience would be obtained by reducing the gauge of the
present broad gauge lines to the narrow gauge of four feet
eight inches and a half ; and we, therefore, think it desirablethat some equitable means should be found of produchig
The repor t is signedAstronomer Royal,
"and “ Peter
Barlow.
GAUGE S CONSID E RE D . 353
The report admits, what has been long behaved,
that the advantage of high veloci ty and ease of
motion is with the broad gauge ; that the driving
wheels with it admit of greater diameter, whichis favourable to high speed ; and that a greater
evaporating power can be given to the boiler
without its undue elongation ; while with the
narrow gauge, the inc rease of evaporating power
c annot be got withou t the elongation of the boiler,or raising its centre of gravity, both of which are
dangerous at high speeds. Or shou ld the power
be inc reased by plac ing the cylinders of the
engine ou tside the framing, it tends to produce
at high veloc ities a rocking and irregular motionof the engine.
The Commissioners remark, that the result
has been, that we are fully satisfied that the
average speed on the Great Western, both by
express trains and by the ordinary trains, exceeds
the highest Speed of similar trains on any of thenarrow gauge lin es. ” From experiments made
,
the average speed of a train of 80 tons, exclusive
of engine and tender, on the Great Western, was
found to be miles per hour. On the narrow
gauge the speed was less, and when attempting ahigh veloc ity the engine ran off the rails.
A A
354 BROAD AND NAR ROW
Notwithstanding that the report appears to be
in favour of the broad gauge, except for the con
veyanc e of goods, the Commissioners rec ommendthat, in fu ture, allrailways be construc ted of the
narrow. This conclusion is, no doubt, come to
merely on the ground Of the convenienc e of havinga uniformity of gauge. They likewise remark,
as regards the safety of the passengers, no pre
ference is due with well - proportioned engines
except at high veloc ities, when we think the we»
ference is due to the broad gauge.
”
It is thus admitted that for passenger trafio
the advantage li es wi th the broad gauge ; for
although high veloc ities must be deprecated asendangering public safety, if carried to an undue
excess, espec ially on lines where the railway is
not of sufli c ient substantiality to bear it, still as
rapid travelling is a desideratumbymany, if kept
Within prudential limits, it must be an Objec t if it
can be combined with perfec t safety. The pre
ferable gauge must therefore be the broad one,“ where the motion is generally more easy at high
veloc ities,”
and where no necessity exi sts Of over
forc ing or taxing ingenu ity to give power to
mac hinery when there is not space to place it.
With the public mind the questi on Of the gauge
356 DIFFE RENC E or OPlNION
of the Bonrd of M M M lmw the lst of
Acd Name 0!Baum.
D IFF ERENCE or OPINION
That the uncertainty which hangs round manyof these points should lead to expensive altera
tions need not exc ite surprise, and that ac c idents
should spring from such causes is equally ap
pmnt. Even the datum’of a railway section is
The datumis the horizontal line in a railway section,
fromwhich the heights or depths ot'
the plwes are measumd,
and to which alllevels refer : by the Standing Ordera the
datummust refer to some fixedmark.
as TO GRAD IENTS. 357
not defined, some engineers considering it desireble that one datumshould be fixed for allrailways
in Britain, whi le in prac tice it is not so.
It has been seen that the invention and per
fecting ,of the locomoti ve engine was a work of
time. After the maturity locomotive travelling
has reached, one can hardly doubt that, with so
powerfu l and controllable a motar, the safety onrailways will be much greater than it has been.
One thing seems apparent, that the use of loc o
motive engines cannot now be objected to fromthe want of suffic ient power. It has, indeed,
been well remarked, that with steamas a moving
power, the quanti ty of work to be performedneed never be diminished, as the performanc e of
it can always be effec ted by augmenting thepower of the engine, provided the works are so
substantial as to bear it ; and this resu lt has
been fully verified in the history of the locomo
tive engine, as it has been shown that the rails have
been inc reased from50lb. even to 85 lb. per yard.
It has been shown that the old ru le, which but
a few years ago obta ined, that a gradient ofmorethan 1 in 105 could not be profitably worked
except by stationary engines is a fallacy, for such
has been the succ ess fromthe rec ent prac tical,not theoretical improvementsmade in locomo
A A 3
358 D IF F ERE NCE OF OPINION
ti ve engines to adapt them to asc end steep gra
diente, that it is probable it, may lead to material
changes in railway construc tion . If a gradient
Of l in 37 can be overcome, one of l in 75 cannot
now presen t much engineering diffic ulty . It has,indeed, been considered possible, by the inc rease
of power given to loc omotives, and by improvements in their construction, to enable them toasc end steep inc lines, in many cases, to avoid
tunnels, viaduc ts, and other expetm'
ve earth
works,which so mu ch increase the first cost of
railways. Whatever may come of the contemplated saving, there is evidence sufic ient to show
that engineers do not now hesitate to adopt steeper
gradients than formerly to overcome physicalOh
stac les. This idea has been adopted by the
engineer of the Caledonian Railway, who stated
in evidence that he gave a preference to a straight
line, with steep gradients, to a curved line, wi th
better gradients. On this line, now in course of
formation, there is an inc line, rising 1 foot in 76,
and 1 in 100, for 9 mi les between Beatock and
Evan Waterfoot,— 5 miles of which is 1 in 75.
By reference, likewise, to many Railway Ac ts,and prospectuscs of projec ted lines, inc lines Of l
in 70 to l in 80 in the line of way willbe fmmd,
and steeper inclines for short distances. The
360 GRADIE NTS.
greater improvements yet to be made on it.
Beyond a certain angle and rate of speed they
never can go with safety, and even in ascending
the angle they can now do, there is, as one
writer expresses it, such a development of asthmatic symptoms as to satisfy any one of the
strain and loss of power undergone. To be
satisfied with the application of the impellingpower to ascend moderate gradients seems the
best plan ; for even were steep gradients easily
asc ended, they must be with risk descended.
Extreme gradients obviously involvemuch danger
in traversing them, and nothing but the resu lt of
ample experience will satisfy any prudent person,
so far as is yet known, that in railway formation,be
the cost of works what itmay, moderate gradientsshould be dispensed with . If, by the substitution
Of powerfu l locomotives, tunnels, viaduc ts, and
qu ick c urves c an in any degree be done away
with, an Objec t of importance is gained. While,however, duly apprec iating the skill displayed by
which steeps of considerable altitude are c limbed,
it must not be overlooked that the triumph of
railway engineering lies in good gradients, and
that every departu re from the level is attended
with a c ertain loss of power.
C AU SE S o r RAILWAY ACCID ENTS. 361
C AUSES OF RAILWAY AC C IDENTS.
From the rapidity with which railways have
been extended since 1830, there has hardly been
left suffic ient time formatured experience to per
fect details. The numerous and fatal acc idents
which have happened with locomotive engineswere supposed to be nec essarily attendant on the
infancy of the system, and as more experiencewas acqu ired in it, it was presumed, they would
be got the better of but their continuance has
c reated well- grounded alarm as to the effic ienc y
of the systemitself, and led, as we have seen, to
the consideration if a safer method of trac tioncou ld not be substitu ted. The absurdity of the
advocacy adopted by its sanguine supporters has
done much towards weakening the public con
fidence in the loc omotive system. By these
persons it has been argued, in favour of the computative safety of locomotive transit, that the
number of acc idents bears no proportion to the
number of passengers, which, in 1842 alone, were
estimated at But what force can
there be in such a commrison ? The question is
not one of per centage or statistic s, but, is loc o
motive travelling based upon correc t princ iples
362 C AUSES or RAILWAY ACCID E NTS.
for general safety for, were even the chances of
death as only 1 to 1000, why should one be
exposed to this contingency, or ru n this risk, if
it c an be avoided ?
The total number of personal railway casml
ties reported to the Board Of Trade for the
quarter ending the let of April, 184 5, was 39 ;
being 22 deaths, and 17 injured. In the se emeding qu arters of 1845, the numbers are preh bly
It has, indeed, been attempted, fromthe Ofic ial
reports of prec eding years, to Show a progressive
diminution of acc idents fromthe 12th of August,1840 (the date of the passing of the ac t for the
regulation of railways) to the lat of January,
1842; but there is no truth in the statement
During the last five months of 184 0, by these
Ofi cialreports, the number of ac c idents of a publicnature were 28, by which there were 22 deaths,and 121 cases of personal injury. In 184 1, theacc idents were 29, from which there were 22
deaths, and 71 injured. It is quite c ertain thatthough railway ac c idents vary in partic u lar years,yet there is, in reality, no more diminution of
themon any fixed data of calcu lation, than therewas before that ac t was passed, or even fromtheopening of the Liverpool and Manc hester Rail
364 R AILWAY Ac c mmrrs CLASSIF IE D .
lees to be depended on, than it was. The move
ments of a great railway requ ire to be govm-ned
with as much prec ision as a great army . Str ict
disc ipline should be enforc ed every wher e.
It is much to be feared, as the railway systemis extended, that without the exerc ise of su ch vigi
lance as here enforc ed, confusion may be inc reased,
and, instead of railway ac c idents being diminished
by experience, theymay bemultiplied. It may be
useful, therefore, to attempt to trac e the realcauses of the frequen t ac c idents on railways.
R AILWAY AC C IDENTS.
Railway ac c iden ts, with the locomotive system,
may be c lassified under two heads :
1. Those ac c idents arising from mi smanage
ment, or from railway administration, and from
2. Those arising from errors in railway con
struction or defec t in any part of the working
Under either of these heads, bu t espec ially the
first, acc idents are so numerous and mu ltifarious ,
that it would fillvolumes to desc ribe them; and,
indeed, it ahnost becomes a rare c irc umstanc e to
RA ILWAY ACCIDENTS CLASSIF IE D . 365
take up a newspaper without the eye fallingthe words Fatal or Serious Railway Acc ident.
Under the head of acc idents attribu table to
and fromnegligence may be c lassed the numerouscollisions of trains the running of one train into
another ; the running of carriages off the mile
fromextrenmor rec kless driving.
Under the head of acc idents, arising fromdefec t
running od'
the rails from the imperfect state ofthe rails or sleepers ; want of consolidation or
solidity of embankments ; improper cu rves ; de
fective fences, bridges, viaduc ts, and tunnels ;imperfec t state of the engines ; boiler explosionsignition and burning of goods and carriages, &c .
But some of these may also in part be attributed
to mismanagement or the administration.
There is a third c lass of very serious ac c idents
on railways, by which many deaths have oc
c urred, but which it does not fall under the
objec t of this work to dwell upon, although, no
doubt, many of themmight be averted were there
existing a more perfec t system of railway sur
veillance Imean acc idents which are commonlyconsidered attributable to the imprudenc e of
parties themselves.
l. AC C ID ENTS ARISING n on B M W
O P m RA ILWAY M ISTRATION, AND
[5 0] NEGLIGE NC E .
There is no clamof acmden'
ts which it may
in the employmentmay be unacquainted wi th
tages of a well- maintainedor it may sometimes arise fromusing imperfec t engines and fromproper supply of these to work the
The want of an efic ient head or
intendence at head- qu arters extends
influencxa over subordinates, and the
tem never can be eficient unless
every branch of it the most
persons be
interest to
servic es are valuable for the post they
pre ac hing in the opposite direction should have passed over
the‘
points’ to its own line again. On Su nday afiemoau
the engine, of whic h the pr isoner was the dri ver, “
attached to the train which left Shefield a few minutes
station, withou t any signal bemg gi ven, and in the middleof the long c utting at Brights ide. Upon the guard getting06 his seat, and making Inquiries, the prisoner wu unshle
shown, and that the train due fromq sp
proac hing in the contrary direc tion, but on the same line of
rails. Seeing that the prisoner did not appear to notice
these, he called out tc himas loud as possible to shut ofi'
his steam, aud at the same time the stoker, who was on the
tenden po iuted ou t to the prisoner the danger they wmIn.
The prisoner then went to the side of the engine, but in.
stead of shutting off the steam, he turned it th e reverse
way, thus putting the engine to its full power . They wer'
e
then within a short distanc e Of the points, and the dr iver of
the other engine, seeing from the speed at which the pr i
soner'
s engine was coming, that it was impossible for himto
stop before he crossed the points, and that a collisim as
AC C ID ENTS F ROM COLLISION. 369
inevitable unless he c ou ld get over the points to his own
l ine before the prisoner'
s train reached them, instantly put
on the whole of his steam, and providentially got over just
as the prisoner’
s engine passed w ithin a few inc hes of the
last carriage in his train. The two trains were proceed ingat the rate of thir tymiles an hour, over an embankment
,
and another instant would have br ought them in c oll ision
with each other ; and if this had taken plac e, it was impos
sible to say, and horrible to think of, whatmight have been
the dreadful c onsequence.
A fearful collision took place on the B irmingham and
Glouc ester railway, on Saturday, Aug. 8oth, 1845 , bywhich one engine man was k illed on the spot, another
so much injured that his recovery is impossible ; and the
two stokers and several passengers have received severe
injuries . On reac h ing the spot where the catastrophe had
oc c urred, near the Defl'
ord station, the scene of wrec k and
destr uction baflled alldescription. Two trains had evi
dently come into c ollision ; the engines, shattered and
broken, were lifted high in the air on a mm of broken
c arri ages, trunks, and luggage, the debr is of wh ich was
sc attered over the road for a considerable distance ; but, to
add to the horrors of the scene, the burning c inders fromthe engines had set the wreck on fire, whic h a number of
workmen were endeavouring to extingu ish. Althoughseveral of the ofii cers of the l ine were standing arou nd it
was impossible to asc ertain with any certainty how the col
lisic a really occ urred ; one policeman, who appeared in
clined to be communicative, being instantly chec ked byone of his superiors in author ity. This much,
however , was
admitted, that one of the engine - drivers lay dead in a shednear the spot, that another had been c onveyed toWorc ester
in a shockingly mutilated cond iti on, and that N O stokers
and seve ral pawengers were more or less injured. The
B B‘
370 ACCID ENTS r oomC O LLISION.
damttge done to the engine and carr iages was roughly esti»
mated at fromthree to five thousand pounds.
The collision appears to
Defl’
ord station at fifty minu tes past nine. It had arriretl
when
single l ine of
it was met bysame line of rails at a rapid pac e to
Neither party being aware of the proximi tycoll ision was the result, which has thus been
such ser ious and fatal c onsequences.
It would be prematu re, with our present
of information, to inquire by what means
both trains wwondered at
had not been the result.
of this line to state that,the company’
s own servan
Opening of the line, now
passenger has lost his lifeA frightful, bu t fortunately not a fatal
pened at Preston on Sunday, Sept.As a train of nearly thirty carriages was
fromthe Preston andWyre Railway station
it, and before it had got half ov
er,
dred persons, got 06 the rail, and was almost
372 noc w an e F RO M c onmsmn.
only one carr iage with our tr ain, it is mirac u lous that every
life was not sac rificed . The massive iron of ou r engine aud
seriously than those of the other trn n . What is inexc nu ble
in connection with the sad occun enc e
'
ig that it took plmat a junc tion of two lines (we one being a diven ion fir
the conveyance of eoals), where there is only u sing]:
mw of raila and where the signalflags firr the Newc astle
train to stopwemac tually hoisted at the time. When theengine- dr iver of that train, however, was asked why he did
not stOp, his only reply wag that be was aware be oufl t to
have stopped, and did not know why he did not do se.
AC C ID ENTS FROM ONE TRAIN RUNNING INTO
ANOTHER FROM OVE RTAKING IT, OR THE
LIKE .
But railway collisions seem to arise more fre
quently from train—s being run into frombehind
has rec ently been called to the very dangerous
prac tice of having an assistant engine to follow
c urred on the Eastern Counties’ and other rail
ways.
Ao acc ident having oc curred on the Eastern Counties“
Railway, on Monday, 29th July, 1846, one of the pu m
AC C IDE NTS r aomC OLLISION. 373
gers stated, that having heard a noise behind, between
Romford and Bren tford, he looked and saw an engine
following the train at full speed : a violent shock tookplac e, and a lady had her mouth much out and her back
The prac tice of having an attendant engine
to push a heavy train up an inc line is a com‘
mon one. But this plan should, if possible, be
avoided by the engineering arrangements, forwhere the attendant engine is permanently re
qu ired to work the line, it remains as a perma
nent defec t to the railway. Nothing can be
conceivedmore positively dangerous in locomotive
trac tion than plac ing passengers between two
powerfu l machines, eac h itself suffic ient to c rush
to atoms the intermediate carriages, while the
least derangement of the motion of one engine, orthe other, must be attended with a severe shock.
Truly the passengers in su ch a position may say
to turn from Scylla is to fly to Charybdis. If
passengers knew the real danger of such a posi
tion , they wou ld not be so eager to get into a
railway train, but rather refuse at once, as a body,
to enter the trains until the following after en
gine was removed. If a few of the direc tors or
office- bearers of railways, where such a systemisadopted, were acc identally subjec ted to the dreadfulc rush of a powerfu l ass istant locomotive engine
8 8 8
374 s ocman'
s mom C OLLISION.
rushing into their carriages, i t might tend todis
c ard for ever a prac tice so deroga tive to railwty
engineering. It is a prac tic e in dic ative of triflingth the public safety, from mistaken economy,
to save, perhaps, the expense of the formation
of proper working gradients.
It was stated, in the session of pa rliament, 1846,
by one member, that he had been much alarmai
on the Dover line by
a train behind in whi
tors in the newsalarmof passengers from the continu
prac tice. It was only lately mu ch
created to the passengers on onetwo large trains, proc eeding at the
mi les an hour, each propelled by
behind. There can be little doubt
eussions arise fromthe attendant engines,if unproduc tive of serious ac c idents, are
known to the public ; and when to u se an
ant engine behind the train is so
attended with danger, the wonder must be how
any railway company can permit it.an excessive incline exists,
, injurious
general working of the line, and which cannotbe su rmounted with one po
the assistant engine
prwents its elf for the recklessnm of th
A dreadfu l coll ision took plac e
Counties Railway, in August, 1846 ,
son nearly lost her life, and several others were most
seriously injured. The train, whic h la vas the station.
Shoredi tc h, at half- past twelve, r . x ., was proc eeding at a
rapid rate, between Romford and Brentwood, and when
about half- way between those stations, a dreadf’u l c ollidoo
took plac e by which the passengers were thrown violentlyfromtheir seats, and dashed against eac h other and the sides
and the other behind ; an
hindmos t engine broke away the
and afterwards ran into it, bycaused.
A very alarming accidentterminus at Br istol, on the
September, 1845 . A train
Exeter luggage- train,wh ile
Bristol and Exeter to the
were smashed. There were
one appears to have been in
the Somerset
carelessness of the engine- driver upon the Glouc ester line
as the l3e train had the red lights burning on the lmcarr iage.
"
ACCIDE NTS r non C OLLISION. 377
A serious railway ac cident oc c urred on the Eastern
C ounties'
railway, at theWalthamstation, on Mondaymorn
ing, November 10. 1845 . A truck of the goods ’
train he
c ame disabled : th is caused a stoppage, and before it was
finally c leared the fish train fromYarmouth, to which a
sec ond c lass c arriage and a truck, with sheepmerely, were
attached, arrived, and was detained c lose to the station.
The mai l train, due at 5 o'
c lock, being now expec ted, a
person w ith an alarmsignal was sent down the line for two
hundred yards ; bu t, fromsome u nexplained cause, the trai n
was not stopped sufiic iently in time to prevent it runningwith terrific forc e into the firs t train . The effec t was the
destruc tion of the truck c ontaining sheep . and the overturn
i ng of the sec ond c lass carriage into a ditch. There were
only two passengers in the c arriage, one of whom had
his right armpu t ou t of joint, and was otherw ise muchbr uised. The other was severely c u t about the head. The
engine of the mail train was completely overturned ; the
driver and stoker mirac ulously escaped withou t a bruise,
and neither passengers nor carr iages were the least injured.
On Wednesday night Novembcr 26th,1845 , an ac c ident
occ urred on theGreatWestern railway,which providentiallytool: place without injury to ser vants or passengers. There
is an engine employed at the Box station to assist or pushthe luggage trains through the tunnel ; and,
in consequence
of the darkness of the night, and the noise of the wind,
the driver started this engine a little too soon, and,
almost
immediately, ran into the train sideways, striking one of the
tr ucks near the end . The forc e was so great that the engine
was thrown ac ross the rails, and eight or nine trucks driven
ou t cf their c oun e with a third class passenger carriage withpassengers. About a quarter of a mile on, the c ouples di
vided, and trucka carriages, and all went into the bank, the
rest of the train proc eeding as if noth ing had happened .
The policemen on duty were immediately at hand, and de
378 ac c ru es rs momc ommon .
livered the psssengers fromtheir dark and d state.
bunch -ange to say, not one of themwas injured. Oa tm
ceeding to the engine the driver and stoker were alike n
injured, a heavy fallbeing alltbey had to c omplain of. h e
bahly su ch a narrow esespe was never before knowm'hfl
i t is oonsidered that there were three engines in fi'oat a d
upwards of forty trucks ; that the assistant or‘ hank err
gine,
'
as it is called, struck the train wi thin a few fea mly
of the passenger carriage, and that afie r the c olli sion “taken pM e, and the following trucks were dr iven of the
rails, they were dragged ofl‘
a quarter of a n i ne teen-big»
the c ross wooden bnrs and th'e ground in their eourse.
On Tumday morning, 2d December, 184 5, about one
o'
c lock, an ac cident occ u rred . on the York and North are
a luggage train, a little beyond the B
lives were lost in the collision, thoughin the special train received a severe
and the stoker had his foot seri ouslythe c arriages of the luggagesheep which they contained killed.
On Dec ember loth, 1845 , a collisiYork and Scarborough railway, bywere severely injured, owing to the
engine- dr iver. He was the driver
instead of propelling his train into a
expec tedmain line
On the
380 aocms s r s r ams c onnrsros .
The person who sent forwnrd the lamps said that he cu
sidered it his duty to do so, to guard against otha mquences . The residen t engineer obser ved that he couldsot
say whether it was proper or imp
roper to send forward tht
signalJumps with a spec ial engine. He admi tted it wsn
new prsc tic e, but it was done for the best, to prevent ptr
haps a ser ious ac c ident to tbe train when t eac hing s-taboo
lamps the Brighton line at Reigate, wher e so many tn ill
meet.
In this ac c ident may be fully perc eived the
want of a calmand del iberate su rvey of the train
before allowing it to start from the su tica,
which it was the duty both of the guard and
the station- keeper to have made ; for
been done the ac c ident could not have
it shows the folly of a hasty, bluster
of confusion and mism
forc ing system of undue speed,
a sufficiency of time at stations either
sengers to join or leave trains, far less
gage or attach a carriage to the trains.
proves the extreme danger instances of permitt ing one lofollow the path of another.
can be a sympathy, which
tween the engines to regulate theirveloc ities, they may be brought in anc ontac t.
AC C IDE NTS r oomCOLLISION. 381
Few ac c idents can be trac edmore distinc tly to
c lear“and defined causes, and it is fortunate it is
so ; for could no explanation be given of it, a well
grounded alarm would exist against the whole
railway loc omotive system, which would tend to
the en tire loss of public confidence in this mode
of transit.
Another serious one oc c urred on the 30th July, 1845 , on
the London and B irminghamRailway. evidently proc eedingfromwant of management, and the defec tive arrangementand intersect ion of the rails already noticed ; but which has
been attr ibuted to a dense fog preventing the red signal of
danger being seen at the C amden Town station . The train
which should arrive at the Boston Square station fromBirmingham, about five o
'
c lock in the morning, ran into the
goods’
tr ain as it was c ross ing the l ine ; two of the leadingc arriages of the train were thrown over by the conc ussion,
and several of the passengers were seriously hurt. One
gentleman had a dreadful frac ture of the knee joint, and
was otherwise injured, and died in the Universi ty C ollegeHospital seven davs after the amputation of the limb.
In this ac c ident, which might have been still
more dreadful in its consequences, it is stated, no
fau lt was imputable to any one, that it was an
u navoidable ac c ident, arising from the impossi
bility of the engine- driver perc eiving the signal,in consequence of the fog ; although, at the sametime, it is admitted that the trains had arrived
before the regular time, and the goods’ train was
382 ac cmss r s r aou exc essw s s eam).
fifty minutes behind its time. The signal- man,
at the Camden Town Sta tion, sta ted that, al
though he turned the red signalwhen the goods
trains began to move, still this s ignal was not
sufiic ient m a dense fog. There was sufic iemadmittance of the confusion of the arrangements.
and the nec essity pointed out of ha ving distinct
and easily heard signals adapted for foggyweather. A blue light might be us eful, burned
when the goods’ trains begin to move, and at
the time the trains are due, and oc casionally tn
indicate that the way is clear.
The verdict given by the jury was, That C har les Dean
died froman injury to his lefi leg, caused by an ac c identalcollision on the London and BirminghamRailway near to
C amden Town ; and that the engine marked 9 1,belong
ing to the company of that railway, moved to the death at
the deceased ; that its value is £ 1000; and that they nub?
a deodand of the same engine to the extent of
In delivering this verdic t the jury express their opinion
that the laws and regu lations of theLondon and BirminghamRailway Company for the guidanc e of servants have been
carried out very ineffic iently for some time pu t ; and filrther,
the jury c onsider that the area of the C amden Town station,
and the system of rails there laid down, are too muchc rammd and limited, consistently with the pu bli c safety.
AC C ID ENTS F ROM EXC ESSIVE SPE ED ,
Another c lass of accidents arises fr om mi s
384 AC C Ins x'
rs F ROM xxc xssw e SPEED.
ever, reasonably be inferred, that at the increased
speed,if an ac c ident does oc c u r, it i s li kely to be
more extensively destru c tive. The effec t indeed
of the collision ofa body in rapid moti on wi th one
with lessermomentumis developed i n the general
destr uc tion of the latter, as is fu lly proved a
collisions, both in railway tra ins and steamvessels ; hence it is nec essary to c u rb the undue
speed of the one, if it was no more than to pre
vent the destr uction of the other.
There c annot be any doubt that in proportion
as the veloc ity or impulse is increased, the comtrolling power is diminished. If the speed is
inc reased fromthirty to sixty, or seventy, milesper
hour in locomotive trains, this inc reased impetus
must make the train less under c ontrol, or more
difficu lt to be qu ic kly stepped, even by revm'
sing
the engine, and therefore the violenc e of the c en
c uss ion must be more dreadfu l in the event of an
obstruc tion appearing on the line. There is an
example of this afforded by a fatal acc iden t whfeh
occ urred on the Birminghamand Bristol
June, 1845.
The train was going at the maximum speedmi les per hour , when an old woman wthe line, and although the
ACCID E NT S FROM xxc s ssw c spam). 385
mentum that the train, after pag ing Over and carryingthe fragments of the body forty yards, absolutely pro
c eeded from400 t0 600yards from the spot where the
ac cident happened before it c ould be stopped.
Numerous examples might be given, to show
that however well- managed a railway may be,of speed the danger fromac c idents,
to a certain extent, must be inc reased, for no
seems to be able to guard against
obstructions occasionally acc identally arising, and
which may even be misc hievously made, and
these must continue to forma c ertain amount ofhazard in locomotive travelling.
A striking ac c ident lately oc c urred, showing
the violent effec ts of conc u ssion from speed, but
also combined with imperfec tion of the rails.
On June l6th, 1845 , the luggage van o f an express
train,with a great number of passengers, on the Great
Western Railway, which is stated to have been propelled,
at the moment of the ac cident, at the rate of nearly seventymiles an hour , ran off the rail withou t any assignable cause,
although there can be no other probable than a defic iency in
some part Of the rails. It ran for half a mile unpereeived on
the longitudinal timbers withou t displac ing the carriages, tillit came in contac t with a girder at a bridge, when the wheelran into the ballast : for tu nately the engine and tender sepaé
rated fromthe carr iages, bu t so s udden and fearfu l was the
c atastmphe, that two first c lass and c uc seco nd c hess cars
r iages were thrown with fearful violence off the line and
down an embankment, about fifteen feet in depth, with an
C C
386 ACCID E NTS F ROM E XCESSIVE SPE E D.
alarming crash. One of the carr iages turned twiee over and
remained wi th its wheels in the air ; one of the carriages was
thrown c ompletely ac ross the line of rail; no lives were lost,bu t forty persons were more or less injured, A repetition
ot’
a similar ac c iden t happened near the same plac e on the
Friday afterwards, when the rate of speed was forty - five
miles an hour .
On these acc idents, the inspector- general of rai lways,
Major - General Pasley, reported that they arose from the
elastic ity of the timber and rails originally laid down,
and the rails being too light ; that the rema iy was, first,to replac e all the light sleepers and hog trough rails withthe stronger and heavier sleepers and rails of Mr . Bru
nel’s last approved pattern mondly, that experience
has proved the impropriety of mixing light four - wheeled
and that the former should be discontinued ; and thirdly,
to have a carriage without passengers next the tender, withsix wheela the same weight as the passenger carringes,
which may be med for luggage in order that a carr iage in
this pos ition may rec eive the first shock in c ase of w c i
dent. A writer in the“ '
fimes"
paper attribu tes this
ac cident, with much probability, to the old rails being so
reduc ed, being od y li mch high that the fire of the
wheels ot’
the carriages d id not support the whode wwht,
but the fimches m w er the mbed nmme fim in m e
plw es being clear of the railg as the tops of the nats
were bright fiom the fi'ic tion of the flanches.
report, however, c learly admits thattion of the rails was thc cause ot
'
the
proves, not merely the necessity of
struction of rails, bu t also of constantbest means
stau tly assessed in damages.
drivers of the danger they wem inc u rring when
driving at a rate verging on 50 mi les an hom'
.
It is a rule to shu t ofl'
the steam on desc endinggradients, but in this instance it appears fromthe
evidence that the engineer did not shut 05 the
liar construc tion of the engine ; bu t w ithout en
tering on this point, it is remarked in the“ C ivil
Engineer’s Journal,” February, 184 6,
“a much
more serious sourc e of error on the Norfolk Rail
way appears to be the manner in which the
transverse sleepers are laid, being made of no.
squared timber sawn in half lengths. Now these
half cylinders are not (we understand) laid with
their fiat side downwards, when they are firmlysupported by the soil, but, on the Norfolk Rail
way , the sleepers are laid with the flat side
uppermost, and a pressu re on one Side of the
sleeper would cause it to slip round.
”
A very serious accident occurred on the Great North of
England line, on the 1st January, 1846 . For
.
soane days
ACCIDE NTS s nomexc essi ve sr s sn. 389
went the train like an arrow, reached Thirsl: station in
safety, when the speed was increased to the greatest mo
mentum, and when about 400 yards beyond the station, a
violent oscillating motion was observed, whic h increasedevery yard, until the engine was thrown upon her broadside against a slight cu tting, upon which some of the car
riages were thrown, and allmore or less damaged. The
shock had been fearfu l, and yet the engineers, most pro
videntially, escaped injury one man only, the poor fireman,
was thrown on his head upon the oppos ite rails, and so seriously injured that he was not expec ted to survi ve very long.
A very serious collision took place at the C hesterfieldstation, on the Mi dland Railway, on Tuesday, January 18.
1846 . The down train from Derby to Leeds arrived at
the station with most terrific speed, and although her
steamwas shut ofl’
, in consequence of the rate she was
going at, was unable to stop, and ran with fearful violence
into a mineral train whic h was c rossing at themoment. The
engine of the passenger train was thrown 08'
the line, and it
was almost a mirac le that none of the passengers were
ei ther killed or wounded.
Undoubtedly the danger from great increaseof speed may be rendered less with judic ious
management ; but as engines are increased in
power, and inc reased momentum is given them,
they are rendered liable to be easily carried off
the lines by the wheels meeting the most triflingobstruc tion. It must be obvious the entire com
mand over the machine becomes more di ffic ult,and it therefore becomes a matter of deep con
sideration, what limit should be given to the0 0 3
390 AC C IDENTS r nou s xcs ssxvn sr s sn .
veloc ity of locomotive trains, or what should bemaximumspeed, as either prudent or safe ; indeed
it appears, perhaps, a step requ ired to give
sec urity to the public , that some legislative regulation should be made on this subjec t. Few will
not admit that risk must arise fromthe foolhardy
manner those entrusted with loc omotive enginesare so often apt to view danger, arising, probably,
from the same feeling which makes those who
reside near to the crater of a volcano callou s as
to danger. Notwithstanding, therefore, every
precaution, or the best rules for railway management whi ch c an be devised, there will still
remain the liability to ac cidents from rashnessand imprudence. As ra ilways become extendedover the country, and almost the only mode ofconveyance, we may be prepared, at first, even
with improvements on the system of loc omotivetravelling, fromits extent, for, perhaps, an increase
of ac c idents . These will be lessened, however,
to a great degree on the aggregate amount byincreased experience and good regu lations. As
the safety of railway travell ing is wholly de'
pendent on the degree of perfec tion in themanagement the sc ience of locomotion has attained, it
shou ld therefore be an object to be guarded
against, that great increase of speed, while it
392 ACCID ENTS Ec on NEGLIGE NCE .
as far as possible bu t on coming up the wheels ran into the
uncovered earth, and were imbedded to the axle. The
tender and engine were separated and thrown over by the
c ollision, but fortu nately no person was seriou sly injured.
This almost mirac ulous preservation of life most probablyarose fromthe men in the tender keeping their plac es, and
taking a firm hold, at the time of the collision, to whichcourse they were advised by the super intendent wi thmuchpresence ofmind .
Another ac c ident occ urred on Aug. 1 . 1845, of a most
serious and alarming nature, upon the Northern and
Eastern or C ambr idge l ine, which mirac ulously was not
attended with most fatal consequences . It originatedevidently frommismanagement, or cu lpable negligence. It
appears that in the ti p- train,
which started fromCambridgeabout eight o
'
c lock, the passengers were alarmed by a and
den collision of the carriages at the new branch to New
port. It was found that the tender had got ofl'
the line bythe neglec t of the man to set the points. Fortunately the
train had just been put in motion, and the impetus was not
great, and so no casualties occu rred.
A melancholy and fatal acc ident oc curred on the NorthMidland Railway, at Masborough, in Oc t. 1845, by which a
poor man lost his life. One of the goods trains fromDerby had arrived on a Saturday at the Masborough
station, at half-
past one o
'
c lock r .u ., when a portion of theCarriages—six i n number—laden w ith Iron, were detachedho rn the train in order that they mightthe sidings . A fireman, named Johnto do this, when the
cross the line, just
He was knocked d
AC C IDENTS momNEGLIGE NCE 393
passed over him. He was promptly conveyed to the
Sheffield General Infirmary, where every attention was
speedily paid him; but so great had been the shock to the
system, ac c ompanied with loss of blood, that he died at
li ve o'
c lock the same afternoon . An inquest was held,
when the jury returned a verdic t of Acc idental death,
"
ac c ompanying the verdict with a request that the coroner
would write to the secretary of the Midland Company,
and say that it was the Opinion of the jury that a man
shou ld be always stationed on the first carriage of the
train when shunting.
Acc idents from mistakes of the night signalsare attended with very serious consequences : they
generally arise from mismanagement or negligence, except perhaps in weather when they can
not be seen.
On Saturday, January 3. 1846, owing to mismanagementrespec ting the night signal, one of the Leeds luggage trainsran into a York luggage train ; happily no one sustainedbodily injury.
An ac c ident oc curred to the mail train proceedi ng north,
on Friday evening, January 23. 1846, near the Sessaystation, on the Great North of England Railway. The
train was earlier than usual, and was going at the rate of
10 miles an hour pas t the station , when another train was
discovered in advance on the same line, and though thesteamwas pu t c d
'
instantly and the break applied, a violent
c oll ision took plac e,which broke the engines, damaged
several of the carriages, and injured a number of the msengers. One lady was muc h out about the head and face,and one gentleman rec eived a severe blow on the leg. It
394 AC C ID E NTS anon NE GLIGENCE
appears that the train run into was a
wrong line, it being c hanging fromone
the mail train was observed c oming, and
could not get ou t of the way in time, the
the steamand pushed it
so as to afford the latter an oppor tun ityas the obstruc tion was discovered.
The engine~dr iver who had charge of
brought up a few days after, before the
at Dar lington, charged withrails, and not having proper
dent, whereby the c ollision
gu ilty, and adjudged to P8?payment to be imprisonedHouse of C orrec tion for one month . He pwas disc harged, bu t has been dismissed company
'
s
service.
How very simply a serious ac c ident may arise
on railways fromthe least want of stric t attent ion
and careful survey, I witnessed, not long since,when a night train on a railway s
The c arriage nearest the engine had not
placed on the turn - table, or the table mightlocked ; and when the engine started, it was
rails, and such was the noise
train was entering, when, fortunately, the passengers were
relieved from their perilous si tuation by the dr iver hap
pening to look behind. The carriages were half over, and
so jammed that the train could not proceed ; end other
u . AOC IDE N'
rs r aon RA ILWAY c omm u tes.
on r aou c ar eer or ANY or mwoaxING mc n IN E Br , AND
FEC TION or THE E NGINE .
may be given by way of eluc idation.
All railway companies have a person to examinethe engines when in the sta tions at both ends of
the line, before starting, which is essen tial for the
full performance of their duty, and to insure the
safety of the passengers. The driver‘
should be
at the station some time before the time of starting, to examine and oil the engine ; bu t untilas has been well remarked and fully shown at the
coroner’s inquest on the Midland Ra ilway’s
dent— an educated c lass of engineers pre
pared for the duty of driving, and are with
a liberal salary, no proper check can exist against
regulations were drawn up for the first appoint»
ment of engine- men, and adopted by the Direc torsOf the London and Croydon Railway in 1840;
Ac cmEN'
r s r aomIMP E BF EC TIONS. 397
but perhaps the best and safest check which can
exist is, that, in every large town where one or
more railway termini exist, an inspec tor should
reside, who should be totally unconnec ted with
the railway companies, and have fu ll powers at
all times to examine as to the condition of the
engines, the mode of working, and state of the
railway. This will be the more necessary fromthe numerous railways now making, many of
which are unlikely to yield large retu rn, and so
will requ ire some inducement for those in t he
management to expend money on them.
The following fatal ac c ident fully realises the
tru th of the prec eding observation ; for, bad the
steam- engine been subjec ted to a proper scr utiny
before being despatched, or had suffic ient vigi
lance and prudence been exerc ised, the acc ident
could not have happened .
The ac cident oc curred on the evening of the 19th of May.
1845 ,on the Edinburgh andGlasgow line. A spec ial train
fromGlasgow, starting an hour and a half before the regular
one, was run into by the latter within a few miles of the
Edinburgh terminus, and the unfortu nate person,who had
hired the spec ialtraimwas crushed to death.
The cause assigned for the delay of the spec ial train was,
that the valve of the pump had gone wrong, and, fromleakage, about an hour and a half was lost on the dis
tance of 46 miles. If the inspector sent away the engine in
a perfec t state, how this cou ld have happened requires ex
m warned of its cppronch, but in plac e of w ithdn wiagfrom the line, although he came v imont lamp and
lefi no word at the station to waru the next train that hs
M nmmhe ww t mmd u h ngh beomxfing comeiomof danger. he cmne ofl
'
the engine h ii nselg u nfortunatelyla y ing the passenger in the carriage, and sen t back thfi reman along the line with a signal to stop the m wthis wu unperceived by the engineer or gum'd of the qy
pmac hing train, and hence the catastrophe. Now allthis
was said to be the result of a mere c onc atenation of cir
c umstances which c ould not have been averted but met-
s is
no dou bt that the realcause of the ac c ident or iginated in
sending out an engine in a leaky and imperfec t state; and
c ould the driver establish this fac t, the blame c annot be so
much attac hed to him for the consequences whic h have
M ‘Nab, the engine driver, have been brought to tr ial, schNovember, 1845 , at the bar of the C riminal C ou rt of Scot
been to fwd both parties gui lty . The former, Patcm, has
been sentenced to a period of twelve months'
, and the latter,
M ‘Nab, to n ine months’ imprisonment. Mr . Paton,
’
mIn.
defence, endeavoured to prove that the thult of the engine
being i n imperfect condition did not lie with him, ” he had
frequently warned the headmanager, or board of manage
not a si i E clencyh f pei-fect engines to work the line, and
BOILE R mm momons. 401
the locomotive boiler, or itsmismanagement, some
mplee of which have been previously given.
On August 21 . 1845 . On the GreatWestern Rai lway ,
shortly atber the arrival of the train, which left Read ingat half past seven o
'
c lock, at the Maidenhead station,
on e of the tubes of the boiler exploded, rendering it
impom’
ble for the engine to proceed onwards to Paddington. An express was immediately sent to Mr . Howell,
at Slough, who lost no time in hastening to Maidenheadwi th another engine ; but, u nfortu nately, just as th isengine was starting with the delayed train and passengers
towards town, an ac c ident oc c urred, rendering the engine
fromSlough useless and it was not u ntil the Oxford tr ain
arrived at Maidenhead, upwards of an hour and a half after
wards, that the passengers were enabled to proceed on their
journey. Just as the day mail train to Exeter, which leaves
Paddington at a quarter - past tea, was on the eve of start
i ng the same morning, from the Paddington terminus, a
similar ac c ident to the foregoing occ urred to its engine, one
of the tubes of the boiler suddenly bursting, and thus completely disabling the engine attached to the mail train, and
delaying its arrival at Slough, the first station she stoppedat, nearly an hour . This train, and the one which leftPaddington an hou r afierwards, both arrived at Slough at
the same time. Notw ithstanding the bursting of the tubes,
no injuries, in any one c ase, were sustained by the engine
drivers or stokers, nor indeed by any persons c onnec ted
with the company.
In August, 1845 , as the half- past eight parl ia mentarytr ain, or that which carries powengers at a penny per mile
was standi ng at the Walton station on the Sou th Western
Railway on its down j ourney, the engine bei ng then takingin water, and the engine- man beneath examin i ng his engine,
as is c ustomary during a stoppage, a sudden explos ion tookD D
402 ac clnmrrs s een
was sbout to decrease the power of the
and expired before he could be c arried to West
AC C IDE NTS FROM IMPE RF E C TIONS OF
RAILS AND RAILWAY C URVE S.
Another c lass of ac c idents under preeefiag
head originates not somuch frommismanagement,as from imperfec tions in the constru c tion of the
often produc tive of the mostOne c lass of these ac c idents arises
riages running ofl'
the rails. A few of thesebe notic ed z
examination as to what was likely to have c auaed the w
dmh they found abou t three hrches of metalc u t ofi'
one ot
the outero
rails at a joint, and on seanxh ing abo ut found dn
tc ndant of the fine in order to assist the othc ialinquirywhic h willbe instituted relative to the w c u r renc e.
A suc cession of acc idents occ u rred on the E astemCoan
ties Railway, on the portion opened betw een B ishop’
s v
tbrd and Ely, which pl-oduc ed much alarm; for in additien
to the frightfu l acc idents at Littlesbury and Waterbeachon Tuesday afiernoon, August 19, 1845 , ther e have been
Walthamand Broxbourne, another a short distance fiomBishop’
s Stortford, and the fourth , whic h was somewhat
alarming, between Cambridge and Ely . In the latter case,
an engine was sent down to Ely, fortunately w ithout any
suddenly felt an excessive jerking which c onvin c ed binu be
recently introduced on the line, dashed on, and wen t down
an embankment of considerable depth, and buried itself in
a meadow beneath . The funnel was c arried away, and the
engine injured. The cause of the running ofl'
was fou nd to
be that the wheelhad gone ofl‘
at a joint of the rails ; but
whether that had arisen fromany neglect on the part of dw
plate layers, or by one of the wedges of the c hairs gettingloomwhereby the railgot free. could not be traced . The
xmr aar s c n ons or RA ILS AND cvavas. 405
piece of metal that was c ut off the rail, at the joint where
the engine ran oti'
, was picked up by the guard and was
kept for inquiry .
Several railway ac c idents from trains having
been thrown 05 the rails can c learly be traced to
the short radii of c urves, the evil effec ts of which
have been previously desc ribed. On many rail
ways double c urves of short rad i i are numerous ;and fromthe elevation which must be given to
the outer rail at these, the least sinking of the
sleepers, which frequently happens in newly
opened lines, may be attended with disastrous
consequences. The sleepers retaining their posi
tion merely by the weight of the ballast, want
of c onsolidation is fatal to their stability. With
su ch fac ts constantly before the public , and with
acc idents of so frequent occ urrence, it should be
inc umbent on railway companies to avoid the least
appearance of a niggardly systemof engineering ;
the more espec ially as most companies poem a
monopoly of a road. Besides which cheap schemes
of railway constru c tion proc eed on mistakenviews ; such plans must prove generally dearest
in the end, from the constant repairs and alter
ations that are rendered nec essary .
The acc iden t often arises from a combinationof causes, as a c urve at the foot of an inc line
n n 3
406 AC C ID E NTS F ROM
taken at an improper speed, and not slowing the
engine in time. The following fa tal ac c ident
arose from this cau se
A very serious and alarming ac c ident oc c u rred on the
Northern and Eastern Railway with the down train, eth
August, 1845,whic h, miracu lously, was not attended with
more fatal consequences. It appears that the train going
down an inc line of ]in l58,w ith a c urve at the bottomof
it, was suddenly thrown ofl'
the rails in taking the curve.
The passengers were
by an explosion . The engine, after breaki ng away fromtbe tender, had crossed the rails and was lying bottomup
wards on the side of the c utting. The tender was at some
distance in advance of the train, doubled up, whi le a van was
on fire ; two carriages next the tender were much broken.
When the passengers mere extricated it was fou nd, provi
dentially, that few were much hurt ; but the guard had one
of his legs fracturcd and much crushed, and died at Addis
come Hospital, whi le the unfortunate stoker was tbu nd under
the fire- box ofthe engine, crushed to death, and almost burnt
to a c inder . This c alamity produced the greatest c onsterna
tion . Several hours elapsed in replac ing the rails, both lines
nearly to the exte nt of 200 yards being torn up and the
rails tw isted in allforms. The u nfortunate guard had his
leg ampu tated, and died soon after . At the c oroner’
s ia
quest, held at C ambridge, the greatest discrepanc y of
opinion arose as to the realcause of the acc ident zthe peo
ple belonging to the company stated that the train was not
going faster than usual, and that the ac c ident originatedfroma flaw in one of the rails. One can scarc ely c onc eive
how such an idea could be entertain ed, no flaw in the
metal such as desc ri bed could throw the engine and tender
ofl‘
the rails wi th the violence descr ibed. One of the wit»
408 a c c wmsrs r nou
October 13. 1845 , an acc ident occ urred, which had wou
n igh been the destruc tion of a whole train of passengers .
Shortly after the train had left Dunford Br idge, and whileit was dark, a shock was received which threw both engine
and train of? the line, seriously injuring several of the car
r inges, and almost crash ing the guard to death . As soon
as the passengers could be got ou t of the carriages, it was
asc erta ined that a cow had got upon the line, and the engine
had c ome in violent c ontac t with it. The poor animal was
nearly c ut in two, and, of c ourse, killed on the spot . In
formation was immediately sent to the Sheffield sta tion,
and a pilot engine promptly despatc hed at ten o’
clock at
night.
A train going west on Saturday evening last, Nov. 29 .
1845 , nfier dark, on the Newcmtle and C arl isle railway,
encou ntered some thing lying ac ross the rai ls between
Haydon Bridge and Haltwhistle, which turned ou t to be
a cow, which was instantly killed. It seems the animd
had jumped ont of a tmck from s train going east, and
lied broken its thigh . The engine, the Rapid, was thrown
ac ross the rails, and the driver into the hedge, but he
escaped unhurt, and no damage was done otherwise .
AC C IDE NTS FROM IM PE RF EC T E ARTH WORKS
AND BRIDGE S.
An ac c ident of a very frightful character occur red on
Friday evening, December 5 . 1845, on the works of the
Shrewsbury, Oswestry, and C hester Ju nction Bailvvay, be~
tween Gresford and Wrexham. The workmen and stone
mwons employed on the works at
in the pfic tiee, on leaving their work in the even ing, of
getting into the earth waggona and bei ng propelled np thc
IMPE RF E C T EARTH WORKS. 409
l ine to Wrexham. On the evening in question about fortyofthem had taken their seats in the tru cks, and were pro
ceeding at a rapid rate when, on arriving opposite the race
course,near Wrexham, the fireman
’
s waggon got off the
line, and ran down the embankment, dragging w ith it the
remainder. One man was found among the lower tru cks,
{rightfu lly mu tilated and quite dead . Another labourer
was discovered with his left leg severed completely. A
third poor c reature had his left leg broken in three places,
while seven or eight others were more or less injured .
An inqu est was held on the body, which occ upied a
c onsiderable time, in the course of which it was shown
that the ac c ident arose by the rails sinking into the earthbelow the level of the road, the rails not being proper lylaid on the sleepers . The jury returned a verdict of “
ac cidental death,
" with a deodand of 51. on the carriage.
On Thursday, January 1 . 1846 , a very ser iou s land sliptook place near the Stonehouse station of the Birminghamand Bristo l Railway . The down mail train fromBirming
ham, which was due at Br istol at five o'
c lock, January 2.
had not arrived, and a red light and a bar were placed upon
the line above the engine to stop the Birminghamdown
mail train un til the six o’
clock Great Western up tr ain had
paswd. Just at this moment, however, and fortu natelybefore the GreatWestern engine was attached to the train,
the Birminghammail train came rush ing down the steepinc line, passed the red light without stopping, and a col
lisina between the two engines was the consequence. The
bufl‘
ers were driven in, the engines dashed of the line, and
mu ch injured, bu t fortunately beyond the alarmnecessarilyarising fromsuch an acc ident, the passengers received no
An ac c ident of a fearfu l and most appalling charac ter
happened to a railway tr ain on the Sou th Eastern Railway,
on Tuesdaymorn ing, January 20. 1846, between Tonbridge
4 10 AC C ID ENTS FROM BR IDGE S.
and Penhurst station between 12 and 1 o'
c lock. The train
was passing over a kind ofwooden viadu c t resting on bric kabutments, passing over a branch streamof the river Med
way, when the bridge gave way, and the engine and a por:
tion of the tra in was prec ipitated into the stream, killing the
engine driver, and occ asioning a considerable loss of pro
perty . The acc ident is supposed to have happened fromheavy rains, the channel of the streambeing greatly swollen,
and the foundation of the abu tments having been inju red .
A fatal accident of another kind oc c urred at the A lmondviaduct, on the Edinburgh and Glasgow railway, June,
1845, which created great alarm. It is believed to have
arisen fromthe sleepers of the rails over one of the arc hes
having two mu ch elastic ity, which is understood to have
since been rec tified. An engine of a fast train was sud
denly jerked off the rails when going at considerable velocity ; the consequenc e of which was, that the engine was
thrown over, and the unfortunate driver was crushed to
death. Fortunately, the draw - bar or connecting books for
attaching the engine to the carriages gave way, leaving the
train upon the rails, otherwise the train might have been
M u ted over a very h igh embankment, or oven the
viaduct, the slight parapet ofwhi ch could not for an instant
have retained the carriages had they been thrown over the
Few acc idents which have occ urred have been
attended with more mirac ulo
this ; and it should afford a
time coming, of the vast respons i
on the planner, constru ctor, and
management of railways, to have
to the public safety irrespec tive of
4 12 AC C IDE NTS F ROM Lowmsss o r BRIDGES.
guards on several railways ; and it is a painful
supposition to the passengers, that a person in thc
discharge of his duty 18 liable, ma moment, to be
killed on the spot or have his skull frac tured by
coming in contact with the arch of
some lines the guard cannot stand u p
ment withou t running this risk ; and,
lines, he requ ires to keep a constant
even when sitting on his seat at the
carriage. Ac c idents, from these
occ urred in most parts of the
since, on the Glasgow and
guards was killed, when sitting,
coming in contac t with a bridge ; a
guards on the Edinburgh
when standmg at his seat, was
the spot from the same cause.
parent that the remedy for an
when the railway is making, to
elevation to the bridges. N0
therefore, to be spared by railway
effect this objec t.
A fatal acc ident oc c urred on Friday the 3
1846, on the South E astern Railway. As the
engine of the
to cross over
AC C ID E NTS FROM es s en ce xms nr nc r xos s. 4 13
AC C ID ENTS F ROM C AR RIAGE IMPE RFE C TIONS.
Another c lass of ac c idents take their rise fromperfec tion in the carriages
In the Autumof 1845 an acc ident occ ur red on the Edinburgh and Glasgow railway, near to the Polmont station ,
which might have been produc tive of serious c onsequ ences,
had the trains been going at fu ll speed. An axle of one
of the carriages gave way, by whi ch one end of the ma‘
c hine was brought to the ground, and smashed in severalplac es . There wer e no passengers in it. The train in con
sequence was detained nearly an hour beyond its ac c us
towed time in arriving in Glasgow .
On Saturday night, Oc t. 4. 1845 , an acc ident of a very
serious kind took plac e on the Great North of E nglandRailway, about four miles on the York side of B urlington,
by which one young married lady received a compoundfr ac ture ot
’
one of her legs, the other being also broken, and
several other passengers were c ut and br uised . It appears
that at the York station considerable surprise was manifeated at the arrival of the engine of the mail train, then
overdue, bearing the letter - bags, but without the post- othee
travelling and passenger carriages.
Upon inquiry if was found that the ou ter tire of the
wheel of a truck, to which the (lunch is attac hed, broke
n ear the nu t by which it was faste ned to the inner tire.
After breaking ac ross at that point the ends rose, and the
tire broke a sec ond time at the next nut, and then a por
tion of the tir e and flanch came completely off. The wheelhaving thu s nothing to keep it on the rail, swerved, carrying the axle round in a direction contrary to that in whic hthe carriage was going, till, coming in contac t with the car
riage, it threw it c d'
the line, and dragged the rest of the
4 14 s eems ms r nou ma n.
carriages with it. The broken wheel having gone under
the carriage, c arried the other wheels away, and the car
riage was left withou t any wheels at all, in which state it
was found after the acc ident. The breaking of the outer
tire is attributed to its having been put on too hot, and
there not having been suflicient allowance made for its con
tracting properly, so thatwhen it cooled it became too tight.The metal was in consequenc e defec tive.
AC C IDE NT8 F ROM F IRE .
The dreadful acc ident which oc c urred a few
years ago on the railway between Paris and Ver
sailles by the carriages taking fire, and the con
sequentdeathofmanypassengers by burning, could
have been easily prevented if a proper systemofcommunication had existed. Bu t the c ries and
groans of the tortured and the dying were
drowned in the rattling of wheels and the puffing
of steam. It was not ti ll the whole train was in
a blaze that the acc ident was disc overed by those
in charge, and the train stopped. To completethe misery of the unfortunate passengers
,they
were locked up in the carriages. The remedy,
indeed, proposed to prevent so serious a catas
trophe namely, the not locking the carriage
doors seems futile ; for leaping out of a c ar
riage on fire, going at the rate of 30 miles
4 16 ac c mm s mon ems .
when gc ing rapidly through the ai r ; md it is
apparent, if the flames reached any height, the
person must be bur ned, perhaps to death, b&orc
the train could be stopped. Bu t how c ou ld it be
stopped? A whole carriage of thi rd or fourthc lass passengers might be in flames, and yet na
seen either by engineer or guard ; nor would even
their cries for help he heard . What, then, is to
prevent a similar catastrophe in thi s country,
attending the showering of red- hot c i nders uponthe passengers of the open trains, whic h oc c urredin France. It is hardly possible to travel in one
of the open c arriages without hav ing holes burnt
in one’s c lothes and females’ dresses frequently
become ignited. When complaint ismade as to
ridi cule, or told it is his own fau lt In not paying
for a better c lass of carriage. Suc h 18 often the
spirit of monopoly. In most locomotive enginesthere is, however, provided wire gauze at the top
of the chimney and other means to prevent the
escape of the sparks fromthe furnac e ; bu t frombeing made wide in the meshes when u sed, to
avoid injuring the draught, it proves insuffic ient
for the purpose intended, and it is therefore ap
parent that other means should be resorted to
to obviate this defec t.
RAILWAY c annu c s s. 4 17
RAILWAY C ARRIAGES.
There can be no doubt that when Governmenthad to introdu ce a bill into Parliament to protec tthe rights of the working c lasses in railway tran
sit, by restricting the rate of charge for third class
passengers to a penny per mile, and requ iring
covered third c lass w riages daily, that much ia
difference, to say the least of it, must have been
why restrict the penny amile trains to onc e a day?
why should not carri ages of this kind go with
every train ? Little doubt, however, can be en
tertained that the construc tion of railway carriages
in this countrymust be soon entirely remodelled,
or at leastmaterial changesmade on those now inu se, before eithermuch comfort or safety will beattained in the cheaper class carriages. It is bad
enough to be exposed to the annoyance of dust
and risk of losing ones eyes in open carriages,w ithou t showers of red- hot c inders, which could be
mechanical contrivances. Many persons wou ld
five cf the charga wece it not for these annoy
E B
4 18 RAILWAY C AnarAc ss.
ances ; and in Belgiumthe waggons or open cars
are filled with respec table people, who smoke away
at their ease.
In this country the government third c lass car
ringes are so hideous and dismal, air and light
being nearly both exc luded, that they are moreadapted for carriage of prisoners than passengers.
In some of the third c lass government carriages
there is a wax c loth curtain to draw over the open
ing,in others a small open window, or rather hole,
is left on both sides of the carriage, exc luding all
tion the third c lass were open stalls. The standing
carriages, and open carriages with seats are called
third c lass carriages. One cannot womder a third
c lass passenger will rather prefer the external
atmosphere to the internal of the c lose penny a
mile carriages. For example, in the third c lass
government carriages on some railways, when allthe blinds are drawn up, which often happens in
cold weather, the carriage, in daylight, 18 involved
in total darkness. Well may it be asked, i s such
RAILWAY C ARRIAGES. 421
our l ines. The second, and commonly the thirdc lasses in France are perfec tly c losed carriages,stuffed, cu shioned, and glazed, each c lass being
only a little inferior to the other in decoration .
The fares, too, are generally low .
The adoption of such a plan of carriages as
those on the Belgian railways, would prevent the
risk from the numerous doors in all c lasses of
carriages used in this country. These doors are
generally fastened by a common spring latch,
which a sudden jerk may break or derange. Few
c an travel in any of the present carriages without
the apprehension of seriou s acc idents even fromthe people falling ou t. We are always hearing of
hair- breadth escapes ; and in a late newspaper the
c ase is mentioned of a child falling ou t of a car
riag e unperceived, and how can it be otherwise
when there is hardly room to move withou tcoming in contact with a door ? I have seen
several instances of persons nearly losing their
lives fromthe door on which they leaned suddenlybursting open. Very little ingenuity could remedythis defec t ; a simple drop bolt inside the car
riage in combination with the latchmight sufice.
Another very dangerous and improper prac ticewhich exists on several lines, and which c reates
Well- grounded alarmto passengers, is, making then 3E
M r. Glennan, the station- master of the H ulldep6t of the
Hulland Selby Railway, was thrown froma cm-riage in the
the train was in motion, and, narrowly a c aping rritb his
lifa had his left armbroken above the elbow . After eeeing
believed that hae . G. let go the door open, as i t was, he
wou ld have received no i nj ury, but the fear of a fallin
duc ing himat the moment to graspthe Opemdoor , be w
turned a somerset by the velocity of the train, and fiellflat
on his bacltn long the outside of the raila the step ot’
the
last carriage striking his left armas he felh and fi-
ac turing
und amputation ot'
the armwas found necesu ry.
424 w novs xs x'
r or RAILWAY SYs'
rxn .
on the engine constantly on the outlook behind.
But to insure the safety of a train , the gmrd
should be seated in a position where be conld
2. That no trains with pas engers should pnocsed
without two guards, one smtioned on the front,
keeping a look out forward, and the other sta
tioned on the rear, keeping a look ou t behind.
Instead of an arrangement of this kind, trains
commonly proceed on some lines, sometimes withone, somet imes with two, and sometimes without
a guard at all; and sometimes he is in a box whmhe can see nothing. No special or goeds train
ought to run on any line wi thout a glmrd and a
look- out.
munication to take place between th
and between the guard and the driver.
propositions have been made to efi'
ect
pose ; the idea obviously suggests
check- string or wire, as in a coach,
attached to the armof the
M ar s
IMPROVE ME NT or RA ILWAY SYSTE M. 425
proposed by different persons, but have never
been carried into effec t, as there are some practical
inconveniences attending the plan, but which a
very little ingenuity would soon master. The
subjec t has recently, fromthe numerous collisions
and carriages running off the rails, received
more attention. The necessity has been enforced
of providing against danger in the rear as well as
in the front, and it has been stated that a guard
stationed behind the last carriage wou ld suffic e,and who by means of a wire in communication
with the engine, might strike a bell in the event of
observing any indicati on of disarrangement, whenthe engineer would at once stop the train and avert
the impending mischi efThe Times newspaper took up this subject, and
various communications respec ting it appeared
in its columns. One writer treats the matter
with indifference and as beneath notice : he speaks
of the imprac ticability of working the plan,
and founds objec tions to a w ire or cord being
laid along the roofs of carriages from its gettingentangled, from the variation in the length ofthe trains when ascending or descending an
incline ; that false alarms might oc cur, creating
annoyance ; and other objec tions more plausiblethan real ; but, as the,
old adage has it, Where
there is only wanting opportuni ty to test them,
which it is as much the duty as the inte rest of rail
way companies to afford . One plan is a very
simple one, to have a wire in a tu be on each
carriage, attac hed by swivels to the wire of
the next carriage, in a similar manner as car
riage is attac hed to carriage of a train. By this
means wires could bemade to commu nic atewithout
inconvenience, over any length of a train fromthe
guard to a signalbellat the engine- d river. In a
similar manner, a fiexible tube or speakingtrumpet
joined by screws to any number of carriages, and
conversation cou ld be carried on between the
guard and the engine- driver ; as it is well known
the noise of the engine prevents sound frombeing heard, the attention of parti es at each end
ing through the tube, and so to strike a bell ; a
verbal communication could not lead to the mis
constru c tion which a signalmight do. By such an
arrangement as thi s, and having the tube madewi th snfl‘ic ient elastici ty to adapt itself to the
428 ru raovm m‘or RAILWAY st em .
should a person he suddenly taken unwell in a
rai lway train, he must remain where he ia happea
whatmay, unti l he comes to the regular stopping
station. As to making himself heard — it is
madness to attempt it, for it is like speaking to
the wind. It seems most desirable, therefore, for
the perfec tion of railway travelling, that the
system proposed of communicating between the
guard and the driver should be extended farther :
namely, from the occ upants of carriages to the
guard. Of course, in making this propositionone is immediatelymet with the objec tions of the
trouble this would give, the unnec essary annoy»
ances and alarms created by passengers, and a
host of others ; but su ch are always ready to be
made to meet allinnovations that create additional
trouble is created, or at times conc eived grou nds
for alarmfoolishly communicated, is the matterto be allowed to remain in the imperfec t state it
now is? Every carriage might be easily pro
vided with a speaking tube or wire signal to the
IMPROVE ME NT or RA ILWAY sr sr s n . 429
guard . But what wou ld be the use of the signal,if the guard could not get to the carriage ? and
certainly passengers would rather put upwith the
present system, bad as it may be, than cause the
guard to run the risk of losing his life, by sc rambling fromcarriage to carriage, holding on by the
handles of the doors, when the train is proceeding
with the utmost veloc ity.
5. This brings into view the consideration,
whether railway carriages cou ld not be con
struc ted with all, if not more, of the conveniences
they now possess, and still afford a free passage
fromend to end of a train for the guard. There
are several ways this might be done. The car
r iages might be construc ted in the formof a paral
lelogram, both longer and wider than at present,divided into two compartments, with a free passage, as in a canal passage- boat, from end to endof them. The carriages of the Great Western
from their breadth eas ily admit of the experi
mental trialof such a construction of carriages
a broad carriage affording more fac ilities for an
arrangement of this kind In carriages con
struc ted with an intermediate centre passage or
vestibule, the two side compartments might bedivided as cabins, the passengers in each
si tting vib e- via, or otherwise ; the entrance to
430 IMPROVE ME NT or RA ILWAY SYSTEM.
the vestibule being at each end of the carriages,like those carriages on the Belgian railwaysalready noticed.
By means of the arrangement of the centre
passage I propose, a free communication cou ld
exist between the passengers and the guard, as,on a signal being given, the number of thecarriage would be intimated and the carriage
visited : any false signal made should be punishable, which would prevent annoyance being given.
In having thu s the safe means of going fromoneend of a train to the other (for a gang- way could
be formed between the carriages), the check
tickets could be at any time collec ted, thus
passengers for this purpose : this would be a
great benefit to passengers at many stations.
It appears to me that it would be desirable
to experimentally try an entire alteration and te
modelling of railway carriages, at least those for
is done probably neither safety nor 00m will
be obtained : the foreign construc tion of carriages
seems desirable and advantageous to be tried.
No carriage, in my opinion, can be deemed a safe
mode of conveyance when somany doors exist as
in the present railway carriages ; and where, even
432 e ovmmnr or RAILWAY SYSrs u .
averted ; and it seems most ded rable that this
plan of carriage should be tested by exper ience :
passengers must be fully as comfort ablmif not
more smthan when si tting wi th their backs or faces
to the engine.
The Great Western has been the first I-s ilway
ment principle : this kind of carriage in s ne ystbeen confined to
'
pleasure parties ; but were
carriages used in this form to ru n regularly on
the line, at a moderate rate of charge, they
cou ld be made as separate cabins, ” in a steam
IMPROVE MENT or RAILWAY SYSTEM . 433
6. On those railways where, from the narrowgauge, there cannot exist the same fac ility of c on
str ucting an intermediate passage through thecarriages withou t encroaching too much on them,
and the accommodation of the passengers, someother plan may be adopted to attain this objec t
where the width between the lines of way is suffi
c ient, which it always ought to be, a terrace, or
platform, from18 to 20 inches broad, railed on
the outside, may be construc ted outside the
carriages, Where the present step is— made
in such a manner as not to interfere with the
ac c ess to the carriage doors; On the platformtheattendant or guard cou ld walk, fromend to endof a train, Withou t danger to himself : however
,
it must be obvious, that the gauge of the rails,and the intermediate space between the lines,mu st regulate many of the particu lars, pointing
out the prudence of a carefu l revision of allthese
points by rival railway companies ; for it is only
by competition that perfec tion is likely to be at~
tained and the reason Why more ingenu ity has
not asyet beendisplayed in railway carriages arises,perhaps, from the near- sighted policy ofmaking
the cheap carriages as uncomfortable as possibleto drive passengers into the disagreeably close,
434 m ovsmmr or au nwAY sr srmr.
7. For the safe transit of locomo tive carriages,
possess an elec tric telegraph, by whi c h the start
ing of every train may be announc ed fnomwd to
end of the line : th1s telegraph, havmg the meamofcommunicating with intermediate stafim might
be farther extended, when the distanc e betweenstations was grmt, so that m the event of any
averted!
8. A uniformcode of signnls should be nsed on all
railways in this country. In cases of fog sneh sig
nals should be provided so as te prevent the poasi
bility ofmistakes. Eachstation shouldhaveproperly
of setting them as required. In additioal to the
common steam-Whistle, which signal is apt to bemisunderstood, a gong, or powerful bell, mightbe advantageous for engines in the case of fogs,
darkness, or extreme danger. The plan has been
adopted with the engines on the Great Western
Railway, ofhaving two steam-Whistles of differentsounds : one d these is used as the generalalarum,
436 IMPROVEMENT or RAILWAY SYSTE M.
Among many inventions proposed for this
purpose are
G iscard’
s Improved Railway Signal Lamps. Since
the proprietor made his invention public, he has much imd
proved the prac tical details . The following are its peculiar
advantages z—The same apparatus serves for both nightand day. Up
- trains and down - trains are alike informed byhis systemof signals, of allofwhic h they ought to be ins
formed ; of ac c idents on either line how long since the last
train passed that signalpost ; whether any train is to stop,
slacken its speed, reverse its direc tion, or go on to a siding.
In the case of crossings, a signal can be given that two
trains are approaching, and signify which must stop, and
which must go on . In fac t, a whole code of instru ctions
can be perfec tly signalled. No superu unrerary signals are
in any c ase requ ired. Another great advantage of thi s lampis, that its colours and arrangement being in pm'feet con
grui ty wi th the signals already in use, the signal- men vri ll
immediately comprehend the new system. The invention
w ill be submitted to the consideration of the proper govern
ment offic ials . By night and in foggy weather, these
signals are suffic iently brilliant to be seen for a considew
able distanc e, and their c ost is very trifling.
Forsyth’s patent railway signals likewise appearto be a simple and u sefulinvention He suggests
that each engine should carry a different dia
gramof lights ; and by a signal- post wi th lampsarranged, a corresponding signal cou ld be made to
that of the engine by closing one ormore of the
lamps. Thus an engine- driver, knowi ng the dia‘
gramof the light he carries, and seeing a W
IMPROVE ME NT OF RA ILWAY SYSTEM. 437
spending signal at a station, would know that it
was intended for his gu idance, while the persons
at the station would be apprised of the train which
was approaching.
10. On the Belgian railways each train carries
with it two guards, who are provided with bugles.
In starting, when the first bell has rung, the
passengers take their seats ; and, at the secondhell, the guard at one end sounds his bugle,which is answered by the other. This lets the
pwsengers know that all is right, and the trainproceeds. This plan inspires a degree of con
fidence that the silent system cannot, while those
In case of emergency, become a useful
alarmsignal.11. It has been suggested by some writers that
were the engine- driver placed in front of the
engine instead of behind it, it would indu ce, onhi s part, more c irc umspection and caution to
guard against acc idents ; but this is a mere assumpt ion ; for surely the engine- driver is already
too much exposed to attend properly to his duty.
It would be a simple matter to afford himshelterwithou t interfering with his responsibility ; and
if it is expected that a higher c lass Of engineers
are to enter upon this service, so important for“
publi c safety, it can only be by increasing their
IMPROVEME NT or RA ILWAY SYSTEM .
oouragement consi stent with the proper di scharge
12. As the railway gauge is now under the
reported in fay onr of the advantages to be derivedfrom a standard gauge over the kingdom; a:nd
that that shou ld be the narrow one : although now
attendedwithdifli c nlty tocarryout auniformgauge,
trafic . This plan I have long entertained, but it
is a question of most serious immrtance, when
stric ting railroads to the narrow gauge, it willnot
I would also propose to extend the arrange
shall be a fixed standard rule, over the whole
kingdom, for the weight of rails where locomo
tive engines are run ; that no engine, tender,or luggage van, or passenger carriage, wallhave fewer than six wheels, if to be run at quick
speed (on many railways the engine, as well ascarriages are still used with four wheels); thait
defined limits be fixed both as to curvee and
gradients, as also for the height and length of
440 IMPROVEME NT OE RAILWAY SYSTE M .
strain laterally wi thou t breaking, or that the car
riage, by some contrivance, when canted over, be
separated fromthe others, withou t dragging themwith it.
14 . That, to guard against ac c idents from fire,experiments be tried, to ascertain if it be not
possible to keep up suffic ient draught in theengine chimney, and yet get entirely rid of sparks
fromit. Till this is got the better of, there willalways exist considerable danger, both to the
trains and to the ignition of any thing of a combustible nature on the sides of the railway. One
plan might be tried to prevent the escape of redhot c inders from the chimney, namely, the
whole chimney to be enclosed in a copper Wi re
sc reen, elevated sufficiently above the top to allow
the free escape of the smoke ; any Sparks or cin
ders would thus be retained within the screen
and conducted to the ground. In a similar way,
dust or ashes fromthe furnac e might be retainedfrombeing blown abou t, and conveyed by a spou t
to the ground.
15. That no railway company be permitted tomake contrac ts with the engine- driver to run the
engine by contrac t, the evil effec t of which I
have fully pointed out. (See Bailey'
s.)16. That, at every railway station, a book be
IM PROVEME NT or RAILWAY SY8r EM . 441
kept, into which complaints by the passengersmay be entered. This wou ld be a proper check
on the servants of the railway company and the
manager co uld investigate the matter withou t
detaining the passengers. It is not probable that
any complaint would be made unless there was
su ffic ient cause .
17. That railway inspec tors be appointed by
Government, for reasons previously given, for
every large town in the United Kingdomwhererailway termini are centered ; and that, as at
present, a most careful survey be made of thewhole line before it is Opened for railway traffic .
That these inspec tors shou ld have ample powersgiven themto inqu ire into the mode of management and keeping in repair of the railroad, the
engine, and carriages, —to inqu ire into complaints as to time, causes of acc idents, and every
point connec ted with the public safety. Reports
may be made, fromtime to time, to the railway
18. That on allmain trunk lines, and on railways between large towns, where the goods trafie
is of much extent, it would prove most advanta
geous for the public safety that a third line of rails
be laid down, to which the goods trafii e might beentirely confined, keeping the passenger carriages
e c
426 IMPROVE MENT c s RAILWAY SYe M.
there is a will, there is a way ; experim% ts
manner of ac c omplishing the objec t. There is nowant of mechanical ia tion to devise plans ;there is only wanting opportunity to test them,
which it is as much the duty as the interest of rail
way companies to afford. One plan is a very
Simple one, to have a wire in a tube on each
carriage, attached by swivels to the wire of
the next carr iage, in a similar manner as car
riage is attaehed to carriage Of a train. By this
means wires could bemade to communicatewithout
inconvenience, over any length of a train fromthe
guard to a signalbellat the engine- driver. In a
similarmanner, a flexible tube or speaking trumpet
joined by screws to any number of carriages, and
conversation could be carried on between theguard and the engine- driver ; as it is well known
the noise of the engine prevents sound frombeing heard, the attention of parties at each end
of the tube might be previously called, by blow
ing through the tube, and so to strike a bell ; a
verbal communication could not lead to the mis
arrangement as this, and having the tube madewith sufficient elastic ity to adapt itself to the
428 IMPROVEM ENT or RAILWAY sTsTEM .
station. As to making himself heard — it is
madness to attempt it, for it is like speaking tothe Wind. It seemsmost desi rable, M ore, for
the perfec tion of railway travelling, that the
guard and the driver should be extended farther
namely, from the occ upants of carriages to the
guard. Of course, in making this propositionimmediatelymet with the objec tion s of the
trouble this would give, the unnec essary ann oy
ances and alarms created by passengers , and a
host of others ; but such are always ready t
made to meet all innovations that create additional
merely frivolous ; M u se a little Imneoessary
trouble is created, or at times conc eived grounds
to be allowed to remain in the imperfec t state it
now is? Every carriage might be eas ily proVided with a speaking tube or wi re signal to the
mr novmmx'
r or RAILWAY SYSTE M . 429
guard. But what would be the use of the signal,
if the guard could not get to the carriage ? and
certa inly passengers would rather put upwi th the
present system, bad as it may be, than cause the
guard to run the risk of losing his life, by scrambling fromcm'
riage to carriage, holding on by the
handles of the doors, when the train is proceeding
with the u tmost veloc i ty.
whether railway carriages could not be con
struc ted with all, if not more, of the conveniences
they now possess, and still afford a free passage
fromend to end of a train for the guard. There
are several ways this might be done. The curb
r iages might be constructed in the formof a paral
lelogram, both longer and' wider than at present,divided into two compartments, with a free pas
ange, sa in a canalpassage—boat, from end to endof them. The carriages of the Great Western
from thei r breadth emily admit of the experi
mental trial of such a constru c tion of carriages
a broad carriage affording more fac ilities for an
arrangement of this kind In carriages con
struc ted with an intermediate centre passage or
vestibule, the two side compartments might bedivided as cabins, the passengers in each
sitting vis- d - vis , or otherwise ; the entranc e to
430 IMPROVEME NT or RAILWAY ar m s.
the vestibule being at each end of the carriages,
already noticed.
By means of the arrangement of the c entre
carriage would be intimated and the carriage
visited : any false signalmade should be punishable, whi ch would prevent annoyanc e being given.
In having thus the safe means of going fromone
end of a train to the other (for a gang- way could
be formed between the carriages), the check
tickets could be at any time collec ted, thus
obviating the general present detention of thepassengers for this purpose : this wou ld be a
great benefit to passengers at many stations.It appears to me that it would be desi rable
to experimentally try an entire alteration and re
modelling of railway carriages, at least those for
second and third c lass passengers ; and u nti l this
is done probably neither safety nor comfort will
be obtained : the foreign construc tion of car riages
seems desirable and advantageous to be tried.
No can iage in my opinion, can be deemed a esfe
mode of conveyance when so many doors exist asin the present railway carriages ; and Where, even
4 C lASs Ir Ie o Is o Ex .
Pages
Engl ishman’s Hebrew and (
‘hs ldee C o u
c ord sn c e of the Bi ble 11
Greek Conc ordan c e of the
New Tes tament 11
Fi tsroy s Ladvi Bc ri ture Co nversations 11
l-orster’s li s torlc s l(geowwof Arabia 11
Li tr e!Bishop 11
Gertrude edi ted by the Rev. W. Sewell 1lHook ’s r ) Ler tu res on Passi on Week 14
Hors e’s I ntrodu c ti on to the S tudy 0!the
Sc riptures 14
Abrid ment old i tto Mnu lls, (Bp. Blblic l ri tlc ism 14Ps alms 14
Jebb’s Protestant Hempis 16
n Pt aton l Ins tru ct i o ns 15Correspo ndenc e wi th Knox 16Knox’s Alexander) Remai ns 16Keon
’s i story o i the Jes u i ts 16
Lo
st:
‘s Notes on the German C s tholi c
IsmM si tls nd
'
s Churc h in the Catac ombsMarri age G i ftM i c helu
’s Pri ests. Women , and Fami lies
M ilnc r’a Churc h H i sto ryMoshe im’
s E c c lesiasti cal H istoryP arables
511 ; e)
Parkes’s estic Du ti esPeter Piymley
's Letters
Riddle’s Letters froms Godfather
Robinson's G reek a nd English Lexie
to the New Testament
Sandford On Female improvement
90 ‘VOlnfln 0
Q, PW CW ‘. 0
Sermon on the Mount (The)Smith’s Female D isc iple
u (G Perilous'
i'imes
Reli n of Ancient Brits inS tebbin
''s C hurc H
s
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g
s
t
s
s
t
:
assas
si
nate
;
Ts te’s i s to ry of S t . Pan
Tsyler’s ( itev C .B .)M s rgs ret ; or, the Pearl
E a mon“l i on Melder
Lady M aryTomli ne
's Chris tin ; r heology .
i ntrodu ction to the Bi bleTrollope ’
s Anslec ta Theologi c s
Tu rner’s S ac red H i sto
‘V artllew O n So c i n i an ontrovers y\VC II
°
s B i ble , Ka r en . and 1 almndVl’ Ilberforc e
'
3 View of Chr istianityt loughby
’a (Lady) D iary
RURAL SPORTS.
Blai ne’s D i c tio nary o f \ po rts 6
li s ns ard s Fi s h ing i n Wales 13
ilnw
d
ker’a
tl
as tr
pgti
pins to
's po rtsmen H.o u on s rs ) a 8 Co unt C om smon 18table Talk and
'
1able Talkf): .
p
28
THE SC IENC ES IN C ENERAL,
AND MATHEMATIC S .
Bakewell 's i n trodu c t io n to (
i
s eologyBalmaln ’
5 Lessons on Chemi stryBrande'
a D ic t ionary of b u ent e ,Li ters
ture , and Art 7Brewster
’
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a c o enne . oec ow. e, e c o en, enme Vetic ee , Eec nriel, Amhreeien. end other greet Lev-ri c e ot theq
c o ntinent t- eojfro the ri c h Pehlie C oliegi ete , end Pri r etc Lihreri ee o i Greet Bri telo .
1 m a c olpnhli c etion, In Perte. Perte Iend 2, impel-lei ( to . eec h co ntelnlng'l
'
hrc e Fletee,mu d -mama. In gold . ellver, end c oIonre. ln in itetnon ot the orif inele. ee ec c erete ee
c en he e ed by n eehenlc ei meene. with Deeerlptione, price we?
u rge Peper . on B elt lu pertel in . 16 to eet total the lur
e Pletce m.
Six Peru to (org1e
‘VoleZe, veermore" oonr
'
gletieg t e n orit.
HUNT.—RESEARC HES ON L IGHT :
An t e-a lan ine olell the Phenom -e c onnec ted wi th the C he- lee) end Moieenlee C hen ee
”wi nc ed h the Inlnenc e of the Boh r Reye enshrec i ellthe kno wn Pho hie
emee, en new Dimmer-lee In the Art . éy Robert not, Keeper of hi g Rec orde,
Ni cene: oi Boone—lo Geology . em. wi th Plete end Woodco te. “mod. c lo th .
ILLUMNATEO CALM AR “M L- THE i LLUMINA‘l’
E D C ALENDAR end W E
DIARY for lai d c I2pe
fee o![en d -nth Iron: the C eiender o i the ric h M88 .
" Hom "ot the ot An . ety ed li i e'ot aieily end leeeeeienn eleo ad pe'ee ot b iery
eenh Illeetineted with en ore te Border tehen fromthe tu ne a s Iend en Illetnineted,
Title . In nerIeIOmA Se. in e hindi eg con ooeed troun the un inietnre pietnrce oi the u s e M8
” b een teen ee le ew emrt be ateliw e i m be e ell Ite end ear d u ly- e end
mu tt“ :[ci d er con be e ndmtood , or the’gwu n
‘wpei ne e
fri chi ll ti er re set to " been
employed in In compet it ion
}con be epprrc i e ted . n j a oer-pe t on " on e! for tee n,
m te the bfl t et tieh he or The nem b ab o o n -
zod tien fi ea t e Dnhe ej
’
i: and enters. the meet e been“ oped - en we everd o‘
e‘ ”c ore.
’and to
of ” tiger m e a n t opp ed to the dec ora tion of o beet .
"- Bri teo nie .
o. n . lilm ineted Ca lender and Hewe Di e ry .
1m.mM Im Me M ow-mit t 0!the R enee e/A nne of Br i tta ny .
" I" . See. di e. “ th em-ed pr in ti ng end bi nd i ng .
JAC KSONb
—PICTOR IAL filiOR
A“;t hi cm“ “5o a “i a I D “IEIEE‘ am on ” “p t Q a
Ple'
ote lmflyto G reet n r illeetrmth
c
e deecrtpthre wu ke “ i n” Wm " . “107, Smi th, et c . By lliee i eeheon.
16 s aw w o mt s A M ) N LW E D IT I O NS
JAME S .—A H ISTORY OF THE L IFE O F EDWARD THE BLACK PRINCE,
and ot'
van o u s Events c o nnec ted therew i th, wh i c h oc c u rred du ri ng the Rei gn o f Edward Ill.
Ki ng of E ngland . By G P. R James, q 2d b dmon 2vols . fools c ep 8vo . t b Map, 158. c l
JAMES —L IVES O F THE MOST EM INENT FORE IGN STATESMEN .
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LORD JEFFREY. CONTR IBUT IONS TO THE ED INBURG H REV IEW .
B r l'r
lan
gts Jed
’
rey , n ow o n e o f the J udges tn the C o urt of Sess i on tn b c o tlend . 4 vols 8r o
48: c a t
JOHNSON —THE FARMER’S ENCYCLOPE DIA ,
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KATE R AND LARDNER —A TREAT ISE ON MECHAN ICS .
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KEIGHTLEY.- OUTL INES OF H ISTO RY,
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stderably xmproved . l‘ oolsc ap8vo , 6e c loth or Ge 64 bou nd
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KIRBY AND S PE NC E .—AN INTRODUCT ION TO ENTOMOLOGY;
O r , E lemen ts of the Natu ralH i sto ry o f Insec ts c ompri s i ng an ac c ou n t of non ou s andu sefu lIns ec ts , of thetr M etamo r pho ses . Fo od . S tratagems . Habxtatmu s . S oc i et i es , Moti ons,
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, a n d, thoug h mu c h en la rg ed , a t a c omrdr r
a ble r ed uc t i on oj pr rc r, i n o rder t a t the mtmr r oru c lan of r r a d r r s who c on/i n c th r tr study of
i nsec ts to tha t of thr rr ma n n er s a nd ec on omy , n er d n ot be bu r thc rred w i th the c ost of the
tec hn i c alporti on of the work, r ela ti ng to thei r a na tomy , phy s i ology , etc .
KNOX (ALEXAND E RI REMA INS OF ALEXANDER KNOX, ESQ.
O f Dnhlm, M R IA c onta i n i ng Es s ays , c lu eflv e xplanato ry. of C hr i st i an Do c tr i ne . andC o nfid en ti alLetters , w 1th Pr ivate Papers , i llu s trati ve of the Wr i ter
'
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LA ING - NOTES ON THE S C I-“SM FROM THE CHURCH O F POME,
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( It tu ber 1844 . o n o c c as ton o i th e P\\grm\age to “ 0“ C M ““ T u Esqa utho r of N o tes o f a C h r oma s oi th e. o\ N ome»? ego “
‘
td
E di t i o n . Fo o ls c ap tive . i n. clo th .
—v _ “
NEW WORKS A B D NEW E DITIO NS
—MEMO IRS OF THE LIFE OF JOHN CONSTABLE ESQ .
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LIFE OF A TRAVELLING PHYS IC IAN,Fromh i s first i ntrodu c tion to Prac ti ce i nc luding Twenty Years
’ Wanderi n throughou t
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LINDLEY.—FLORA MEDIC A
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Li NDLEY.—A SYNOPSIS OF THE BRITISH FLORA ,
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LINDLEY.—G UIDE TO THE ORC HARD AND KITC HEN GARDEN ;
Or , an Ac c ou nt of the most valu able Frui ts and Vegetables c ultivated i n Great Bri tai n wi thKalendars of the Work re ai red i n the O rc hard and Ki tchen Garden duri ng every monththe Year By George Li nd ey, C M H 8. Ed i ted by Professor Lindley. svc . 16s. board s .
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LOUDON (J os—seu r msTauc nonFor Yo u ng Gardeners , Foresters , Bai li fl
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s , Land Stewards , and Farmers ; i n Arithme
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ing, Leve i ng, Plann i n and Mapping, Arc h i tec tu ral D rawi ng, and i sometr i c alProjec ti on
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"
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he most i n terest i ng depa r tme n ts of ag r ic u ltu r e a nd horti c u ltu r e It c on ta i ns a lso a
c opi ous ac c ou n t of M r London'
s life a nd wr i t i ngs , fr omthe pen of h i s ami a ble w i dow,
a n di t i s i llustr a ted wi th numer ous engr a v i ngs a nd a n exc ellent por tr a i t li e hea rt i ly c ommendthe bo ok to a llwho ar e eng ag ed i n the c u lt i va ti o n a nd i mpr ovemen t of the soi l, whether i n
g a r dmm p la n t i ng , o r fa rmi ng , a nd mor e espec i ally to such as a r e engag ed i n pu r su i tsa ki n to t e mec ha n ic ala r ts atlas
LOUDON —AN ENC YC LOPE DIA OF TREES AND SHRUBS ;Being the “ Arbo retumet l-
‘
ru ti c e tumBri tann i c um”abr idged c ontai ni ng the Hardy T ree s
and S h ru bs o f G reat B ri tai n , Nati ve and Fo rei gn , s c i enti fi c ally and popu larly desc ri bedW i th the i r Pr opagati o n , C ultu re , a nd Uses i n the Arts and W i th E ngravi n s of n ear] alltheS pec i es Fo r the u se o f Nu rseryni en , Gardeners , and l- ores ters . By J C . oudon , S . ete
8vo . Wi th upwards of 2000E ngra s i ngs on “b ed ,
‘21 i lls c lo th
The O rigi nalWe rk a New Ed i ti on , i n 8 vols 8vc Wi th above 4008vo Plates of Trees , an dU pward s o i 2500Wood c u ts , 10l c loth
OUDON—AN ENC YC LOPE DIA OF G ARDENING ;Presenti ng i n one sys temat i c vi ew , the H i s to ry and Present S tate o f G arden in i n allC o u ntr ies , and i ts Theory and Prac t i c e i n Great B r i tai n W i th the M anag ement 0 the Ki tc henGarden
, the fl ower Garden
ilLay i ngo ou t G rou nds , etc . By J C London , F L 8 etc A new
Eldit
ti
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on,
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c o i
UDON —AN ENC YC LOPE DIA OF AG RIC ULTURE ;C omgl
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produ c tio ns o i Agri c ultu re , i nc lu d i ng all the latest gmprovemen ts , 3 general
H i s tory 0 Agr i c ultu re i n all c o untri es. a S tat i sti c al Vi ew of i ts present state. “ li b
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LOUDONw—AN ENCYC LOPE DIA OF PLANTS ;I nc luding allthe Plan ts whic h are now hound In , or have been Introdu c ed Into Great Britai n :
fiving thei r Natural History , at e ed by su c h Descri pti ons . EngravedWm andc mentary Details , as may enable a e u ner , who Is a mere En
fush reader . to c over the
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Drawings by J . D . C . Sowerby . L.8 . A new Edi nan wi th a new S upplement c om.
grist“ every desi rable parti cular respec tin
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LOUDON. AN ENC YC LOPE DIA OF COTTAGE. FARM , AND VILLAARC HITECTUR E and FURNITURE . C ontaining Designs tor C ottages , Villas , I’ar in
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y
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LOUDON.—HORTL5 BRITAIN IC US
A C a c l allthe Plants indigenous to or introd uc ed i nto Britain. The ad Ed ition,
wi th a ew S ment . pro
gram, under the di recti on oi J . C . London, »W. B . Bsater,
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The later Supplement smu tely , are as. sewed .
LOUDON.—THE SUBURBAN GARDENER AND VILLA C OMPANION:
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LOW .—ON LAW ED PROPERTY, AND THE MANAGEMENT OF ESTATES;
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oi Prac ti calAgri c ulture.
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LOW.- ON‘THE DOMESTICATED ANIMALS OF GREAT BRITA IN,
comp el. the Naturaland Economi calH is o i the Spec ies and Breeds ; i llus trations
nO 0 . Q m“ t
Bd lnwbm-hh
e
'
tz“W ei “ ! Oi PracticalAp Ic ultm ,
”etc . ” wi th Balm
01! c
Pro Law'
s Trea ti se is wri tten wi th rm r lo ble clean ers as well as a r e and use he
rc/err to s o d understood both by the mere prac t ica l[arm a nd the theoretica l a; at
turist. To the esaa tr gen tlemen e]the u ni ted mu m i t must be a elo tg s iwsd , ts have
e m u l a t e-er ro r " Armi n " l a c un
ae-t i n s to te m “ d /ur the prertlesl
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C hroni c
LOW .—THE BREEDS OF THE DOMESTIC ATED ANIMALS OF G REAT
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MAC KINTOSH (SIR JAMES )—THE LIFE OF SIR THOMAS MO RE.
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AC KINTOSH ’S (SIR JAME S) M ISC ELLANEOUS WORKS
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M ‘C ULLOC H—A TREATISE ON THE PRINC IPLES AND PRAC TIC ALIE
FLUBENC
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