Praktikum Mekanika Tanah

Data Praktikum Mekanika Tanah Kelompok 5 Paket 1

LEMBAR DATA PRAKTIKUMWATER CONTENT (Modul 1)

Sampel 1 2 3 SatuanW.wet + Cont. (W1) 32.21 29.11 29.98 gramW.dry + Cont. (W2) 20.99 19.17 19.69 gramW.water 11.22 9.94 10.29 gramW.container (W3) 4.59 4.40 4.48 gramW.dry soil 16.40 14.77 15.21 gramWATER CONTENT 68.41 67.30 67.65 %AVERAGE% 67.79 %

LEMBAR DATA PRAKTIKUMPENENTUAN NILAI BERAT JENIS (Modul 2)

Piknometer 1 2 3 4 5 SatuanMp 38.88 38.88 38.88 38.88 38.88 gramMpw,c 142.83 142.82 142.87 142.85 142.31 gram

T 28 26 26 26 26

pw,c 0.99624 0.99679 0.99679 0.99679 0.99679Vp 104.34 104.27 104.32 104.30 103.76 cm3

Mps,t 73.99 gramMpws,t 162.13 gram

T 27

pw,t 0.99652Ms 35.110 gram

Mpw,t 142.719

Gs 2.236

LEMBAR DATA PRAKTIKUMVOLUMETRIC UNIT WEIGHT (Modul 3)

Sample 1 2 SatuanW.wet + Cont. (W1) 75.58 80.62 gramW.dry + Cont. (W2) 46.89 49.49 gramW.container (W3) 5.45 4.64 gramW.water 28.69 31.13 gramW.wet soil 70.13 75.98 gramW.dry soil 41.44 44.85 gramWATER CONTENT 69.233 69.409 %

oC

g/cm3

oC

g/cm3

g/cm3

g/cm3

Ring H GH.ring 19.00 19.60 mmD.ring 51.70 52.80 mm

V.ring 39886.375 42915.463

V.ring 39.8864 42.9155

y wet soil (ym) 1.758 1.770

Average y wet soil (ym) 1.764

y dry soil (yd) 1.0390 1.0451

Average y dry soil (yd) 1.042

mm3

cm3

g/cm3

g/cm3

g/cm3

g/cm3

W1-W2 1.65W1-W3 0.52W2-W3 1.12

Mp Berat Piknometer Kosong

Mpw,c Berat Piknometer + Air

pw,cT TemperaturVp Volume Air dalam Piknometer

Mps,t Berat Piknometer + Tanah

Mpw s,t Berat Piknometer + Tanah + Air

Pengecekan, WC <= 5%

Massa Jenis Air pada Suhu X oC

Pengecekan y dry

y dry (ym)

1.038951 1.045078


LEMBAR DATA PRAKTIKUM (1/2)GRAIN SIZE ANALYSIS (Modul 4)

US STANDARD Sample RetainedCumulative Retained

% retainedNo. Diameter

4 4.750 21.78 21.78 10.94310 2.000 14.09 35.87 18.02218 1.000 11.01 46.88 23.55335 0.500 17.53 64.41 32.36060 0.250 30.56 94.97 47.714

100 0.150 27.82 122.79 61.691200 0.075 35.25 158.04 79.401PAN 41.00 199.04 100.000


Piknometer 1 2 3 4Mp 51.81 51.81 51.81 51.81Mpw,c 155.96 155.95 155.96 155.95

T 28 27 28 28

pw,c 0.99624 0.99652 0.99624 0.99624Vp 104.54 104.50 104.54 104.53

Mps,t 86.86Mpws,t 178.53

T 28

pw,t 0.99624Ms 35.050

Mpw,t 155.942

Gs 2.813

LEMBAR DATA PRAKTIKUM (2/2)HYDROMETER ANALYSIS

a (Faktor Koreksi Terhadap Gs)Wc' (Berat Tanah Uji Yang Sebenarnya)Wc (Berat Tanah Uji Teoritis)Ws (Berat Total Tanah)

R - Ra P % L cm K

0.5 32.0

-2

26.0 34.0 65.782 10.7 4.626 0.012141.0 28.0 25.5 30.0 58.043 11.4 3.376 0.012212.0 26.0 25.0 28.0 54.173 11.7 2.419 0.01228

Time in Minute

R 1000 (r-1)

Ra 1000 (Ra-1)

Temp oC

(L/T)0.5

5.0 25.5-2

25.5 27.5 53.206 11.8 1.536 0.0122115 25.0 25.0 27.0 52.239 11.9 0.891 0.0122830 24.0 25.5 26.0 50.304 12.0 0.632 0.0122160 24.0 25.0 26.0 50.304 12.0 0.447 0.01228

250 24.0 26.0 26.0 50.304 12.0 0.219 0.012141440 24.0 24.5 26.0 50.304 12.0 0.091 0.01235

LEMBAR DATA PRAKTIKUMLIQUID LIMIT AND PLASTIC LIMIT DETERMINATION (Modul 5)

Sampel 1 2 3 1Type of test LL LL LL PLNumber of blow 28.00 26.00 15.00Wt. Sample + Tare Wet 37.89 28.30 37.23 10.83Wt. Sample + Dry Wet 24.83 18.63 24.34 9.28W. Container 4.52 4.87 4.84 4.78Wt. of Tare 33.37 23.43 32.39 6.05Wt. of Dry Soil 20.31 13.76 19.50 4.50Wt. of Water 13.06 9.67 12.89 1.55Water Content 64.30 70.28 66.10 34.44Liquid Limit (N=25) 66.967Average Plastic Limit 34.638Plasticity Index 32.329


LEMBAR DATA PRAKTIKUM (1/2)GRAIN SIZE ANALYSIS (Modul 4)

% passing Remarks

89.05781.97876.44767.64052.28638.30920.5990.000


5 Satuan51.81 gram

155.92 gram28

0.99624104.50 cm3

86.86 gram178.53 gram

28

0.9962435.050 gram

155.942

2.813

LEMBAR DATA PRAKTIKUM (2/2) Tabel Faktor Koreksi (a) terhadap nilai GsHYDROMETER ANALYSIS Specific Gravity Corection Factor

0.967 2.95 0.9441.00 gram 2.9 0.9550.00 gram 2.85 0.96

199.04 gram 2.8 0.972.75 0.98

D mm P' % 2.7 0.992.65 1

0.056 13.550 2.6 1.010.041 11.956 2.55 1.020.030 11.159 2.5 1.03

oC

g/cm3

oC

g/cm3

g/cm3

g/cm3

0.11100.000

10.000

20.000

30.000

40.000

50.000

60.000

70.000

80.000

90.000

100.000

GRAIN SIZE ANALYSIS (Modul 4)

0.019 10.960 2.45 1.050.011 10.7610.008 10.3620.005 10.3620.003 10.3620.001 10.362

LEMBAR DATA PRAKTIKUMLIQUID LIMIT AND PLASTIC LIMIT DETERMINATION (Modul 5)

2SatuanPL

10.89 gram9.34 gram4.89 gram6.00 gram4.45 gram1.55 gram

34.83 %66.967 %34.638 %32.329 % 10.00 100.00

60.00

70.00

80.00

f(x) = 0.0359639784627034 x + 66.0668370822961

Grafik Liquid Limit

2.8 2.85 2.81324 0.01246 0.01229 24 0.01241625 0.01232 0.01215 25 0.01227626 0.01218 0.01201 26 0.012136

0.11100.000

10.000

20.000

30.000

40.000

50.000

60.000

70.000

80.000

90.000

100.000

GRAIN SIZE ANALYSIS (Modul 4)

10.00 100.0060.00

70.00

80.00

f(x) = 0.0359639784627034 x + 66.0668370822961

Grafik Liquid Limit

LEMBAR DATA PRAKTIKUMCONSOLIDATION TEST (Modul 6)

Sample 1W.wet + Cont. (W1)W.dry + Cont. (W2) 78W.container (W3) 7.84W.water -78.00W.wet soil -7.84W.dry soil 70.16WATER CONTENT -111.174

Ring 1H.ring 19.60D.ring 60.00

V.ring 55417.694

V.ring 55.4177

y wet soil (ym) -0.141

y dry soil (yd) 1.2660

Piknometer 1 2 3 4Mp 37.90 37.89 37.89 37.89Mpw,c 140.42 140.44 140.41 140.42T 24 24 24 25

pw,c 0.997 0.997 0.997 0.997

Vp 102.80 102.83 102.80 102.83

Mps,t 73.13Mpws,t 161.34T 25

pw,t 0.99705

Ms 35.238Mpw,t 140.403

Gs 2.464

LEMBAR DATA PRAKTIKUM (1/2)CONSOLIDATION TEST (Modul 6)

Applied Pressure kg/cm2 H cm Void Ratio

0.000.100.200.401.00

Final Dial mm

Dial Change

mm

2H From Dial

Change mm

Void Height

mm

2.505.002.500.102.507.50

LEMBAR DATA PRAKTIKUM (2/2)CONSOLIDATION TEST

P 0.1 0.2 0.4 1 2.5 5 2.5

Dial Reading

0 10.000 9.550 9.191 8.700 7.402 5.420 3.7640.15 9.821 9.520 9.135 8.594 7.245 5.298

unloading

1 9.800 9.502 9.128 8.520 7.118 5.2102.15 9.775 9.489 9.092 8.446 6.995 5.118

4 9.755 9.471 9.065 8.375 6.876 5.0206.15 9.734 9.458 9.039 8.301 6.759 4.920

9 9.719 9.442 9.014 8.238 6.638 4.82112.15 9.701 9.429 8.989 8.151 6.525 4.729

16 9.689 9.415 8.966 8.082 6.415 4.63220.15 9.678 9.405 8.944 8.017 6.310 4.548

25 9.664 9.392 8.923 7.953 6.210 4.46536 9.648 9.385 8.889 7.847 6.032 4.32064 9.621 9.345 8.840 7.691 5.782 4.111

100 9.608 9.324 8.807 7.601 5.659 3.9981440 9.550 9.191 8.700 7.402 5.420 3.764 3.955

Elapsed Time Minute

LEMBAR DATA PRAKTIKUM LEMBAR DATA PRAKTIKUMCONSOLIDATION TEST (Modul 6) COMPACTION TEST(Modul 8)

1 Satuangram Diameter 15.3 15.2

78 gram Tinggi 17.8 17.67.84 gram Mixture of water 250 500

-78.00 gram Number of Blow 56 56-7.84 gram Number of Layer 5 570.16 gram Weight of Mold + soil 9.59 8.104

-111.174 % Weight of Mold 5.275 4.367Weight of Soil 4.315 3.737

1 Moisture Content 0.058 0.13419.60 mm Volume of Soil 3272.599 3193.66860.00 mm Wet Density 1.319 1.170

55417.694 Dry Density 1.022 0.913

55.4177 Weight of Dry Soil 3344.290 2914.340

-0.141 Water Content Determination

1.2660 Sample Position Top Middle Bottom TopWeight of Cont. +Wet Soil 24.75 36.77 23.11 44.28

5 Weight of Cont. + Dry Soil 20.44 29.42 19.14 35.6937.89 Satuan Weight of Water 4.31 7.35 3.97 8.59

140.43 gram Weight of Container 5.22 4.81 5.4 5.4524 gram Weight of Dry Soil 15.22 24.61 13.74 30.24

0.997 Water Content 0.28318 0.298659 0.288937 0.284061

102.82 Average (%) 0.290258838993357 0.282280052061229cm3 2 1

73.13161.34 gram

25 gram

0.99705

35.238140.403 gram

2.464

LEMBAR DATA PRAKTIKUM (1/2)CONSOLIDATION TEST (Modul 6)

t90 sec Cv cm2/s

mm3

cm3

g/cm3

g/cm3

oC

g/cm3

oC

g/cm3

g/cm3

0.25 0.27 0.29 0.31 0.33 0.35 0.37 0.39 0.41 0.430.800

0.900

1.000

1.100

1.200

1.300

1.400

1.500

1.600

f(x) = − 30.0961108522104 x² + 20.1546864971006 x − 2.33984862734716

Chart Title

LEMBAR DATA PRAKTIKUM (2/2)CONSOLIDATION TEST

0.1 5

Dial Reading

3.955 5.392

unloading

4.7984.6544.5164.3724.2294.0903.9613.8453.7423.6563.5293.3963.336

5.392 3.205

0.25 0.27 0.29 0.31 0.33 0.35 0.37 0.39 0.41 0.430.800

0.900

1.000

1.100

1.200

1.300

1.400

1.500

1.600

f(x) = − 30.0961108522104 x² + 20.1546864971006 x − 2.33984862734716

Chart Title

LEMBAR DATA PRAKTIKUMCOMPACTION TEST(Modul 8)

15.2 15.3 15.2 15.317.6 17.8 17.6 17.8500 750 1000 125056 56 56 565 5 5 5

8.104 9.74 8.145 9.4334.367 5.275 4.367 5.2753.737 4.465 3.778 4.1580.134 0.168 0.265 0.301

3193.668 3272.599 3193.6676934157 3272.5991.170 1.364 1.18296590712584 1.271

0.913 1.007 0.837 0.904

2914.340 3294.904 2674.54264865374 2957.218

Water Content Determination

Middle Bottom Top Middle Bottom Top Middle Bottom Top Middle45.77 46.18 39.71 51.88 30.3 39.75 44.45 39.65 51.73 41.836.82 37.29 31.25 38.17 24.26 29.89 32.75 29.43 38.17 30.998.95 8.89 8.46 13.71 6.04 9.86 11.7 10.22 13.56 10.815.16 5.55 4.94 5.36 5.73 5.77 4.35 4.92 4.6 4.4

31.66 31.74 26.31 32.81 18.53 24.12 28.4 24.51 33.57 26.59

0.282691 0.280088 0.321551 0.41786 0.325958 0.408789 0.411972 0.416973 0.403932 0.406544

0.282280052061229 0.355123018557782 0.41257796053531 0.4060511868848643 5 4

0.3348 v1.03460206

y zav

asumsi yw 1 g/cm3Gs 2.618w1 0.290259w2 0.28228w3 0.355123

0.25 0.27 0.29 0.31 0.33 0.35 0.37 0.39 0.41 0.430.800

0.900

1.000

1.100

1.200

1.300

1.400

1.500

1.600

f(x) = − 30.0961108522104 x² + 20.1546864971006 x − 2.33984862734716

Chart Title

w4 0.412578w5 0.406051

y zav 1 1.4875872 1.5054553 1.3566794 1.2585765 1.269

0.25 0.27 0.29 0.31 0.33 0.35 0.37 0.39 0.41 0.430.800

0.900

1.000

1.100

1.200

1.300

1.400

1.500

1.600

f(x) = − 30.0961108522104 x² + 20.1546864971006 x − 2.33984862734716

Chart Title

LEMBAR DATA PRAKTIKUMCOMPACTION TEST(Modul 8)

15.3 cm17.8 cm1250 cc

565

9.433 kg5.275 kg4.158 kg0.301

3272.599 cm31.271 gr/cm3

0.904 gr/cm3

2957.218 kg

Water Content Determination

Bottom Satuan

48.85 gram36 gram

12.85 gram4.48 gram

31.52 gram

0.407678

0.406051186884864 %

Praktikum Mekanika Tanah

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