IGBC Green Homes Version 2.0 Certification Final Review

#GH190398 Saankhya Darshan, Pune

IGBC Green Homes Certification Level: PLATINUM

Date: 27 August 2020

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IGBC Green Homes Version 2.0 Certification Final ReviewMulti-dwelling Residential Units

The applicant has provided the required documentation which supports achievement of the mandatory/ credit requirement Expected). These

credits will be finally awarded during the Final Review.

Audit: The mandatory requirement/ credits which are marked as ‘Audit’ would be examined during the site visit of the IGBC Assessors.

The applicant has applied for a point in a particular mandatory requirement/ credit, but has misinterpreted the credit’s intent or cannot

substantiate meeting the mandatory requirement/ credit requirements. The project has not demonstrated achievement of these mandatory

requirement/ credits.

AWARDED

Environmental The report is organised into five environmental categories as defined by IGBC Categories which include – Site Selection and Planning, Water Efficiency,

Energy Efficiency, Materials & Resources and Indoor Environmental Quality. The category of Innovation and Design Process is also included.

IGBC Mandatory: Green Homes should meet certain mandatory requirements which are non-negotiable. Requirement: These mandatory requirements should be addressed

immediately by the team.

IGBC Credits: The environmental categories are subdivided into mandatory requirement/ credits, which are based on desired performance intent within each category. An

assessment of whether the credit is anticipated, pending, or denied is made and a narrative describes the basis for the assessment.

DENIED

Preliminary Rating: Not Certified

Scores: Certified: 50-59 Silver: 60-69 Gold: 70-79 Platinum: 80-100

Created on behalf of IGBC

Copyright IGBC Green Homes Rating 2007 of 14

14 0 19

Y SSP Mandatory

Requirement 1

Local Building Regulations Y Final Review:

The project has submitted translated copy of commencement certificate, drainage, garden and

fire NOC. This meets the mandatory requirement.

Preliminary review:

The submitted IGBC Green Homes template and narrative submitted states that the project has

complied with all required statutory and regulatory codes of Local Government Authority (Pune

Municipal Corporation). The submittal includes sanctioned plan, Completion and commencement

certificate along with drainage, garden and fire NOC.

However, additional details are required to meet the credit intent.

Technical Advice:

Kindly provide translated copy of commencement certificate and NOC.

Y SSP Mandatory

Requirement 2

Soil Erosion Control Y Final Review:

The submitted narrative states that the project is on an existing site and has incorporated erosion

and sedimentation control measures that conform to the best management practices highlighted

in the National Building Code (NBC) of India.

The pre construction measures include protection of existing tress, excavation during dry season

and during construction measures include site barricading, provision of temporary drainage

channel, proper and storage of materials and post-construction measures includes plan of ESC

measures, Landscaping and RWH. The project team has submitted the narrative describing an

erosion and sedimentation control (ESC) measures implemented on-site at preconstruction,

during construction and post occupancy stage. The submittal also includes site management

plan, landscape plan and storm water drainage plan.

This meets the mandatory requirement.

Preliminary Review:

The documents for this credit is missing from the submission.

Technical Advice:

Kindly provide the documents required to meet the mandatory requirement.

Site Selection & Planning Points Available:

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2 SSP Credit 1 Basic House-hold Amenities 2 Preliminary Review:

The submitted IGBC Green Homes Version 2 Template and narrative states that the project has

access to at least seven basic amenities which includes School, Hospital, Super market,

Restaurant, Gym, Jogging track and Pharmacy within a walking distance of 1 km from the

building entrance. The project has also provided tot-lots area, one common toilet for 10 dwelling

units and seating provision in common area.

Supporting documents include aerial plan highlighting the amenities, site plan showing the

common toilet and seating area, photographs of the amenities, seating facility, common toilets &

tot-lots provided on the site.

This meets the credit requirement.

2 SSP Site Credit 2 Natural Topography or Vegetation:

15 %, 20%

4 Preliminary Review:

The submitted IGBC Green Homes Version 2 template and narrative states that vegetation is

provided for at least 15% of the site area. The calculation submitted indicates that the total site

area is 689 sq. m and the area with vegetation on ground is 105 sq. m accounting to 15.2% of

site area. The submittal includes the calculations, landscape plan and on-site photographs.


1 SSP Credit 3 Heat Island Effect, Non-Roof: 50%,

75%


The submitted IGBC Green Homes Version 2 template and narrative states that more than 50%

of the exposed non-roof impervious area is covered with light coloured pavers. The calculation

submitted indicates that the total net impervious area over non-roof is 193 sq. m and the area

covered with light coloured pavers is 116.9 sq. m. The submittal includes the calculations, non-

roof plan and on-site photographs.


4 SSP Credit 4 Heat Island Effect, Roof: 50%, 75 % 4 Preliminary Review:

The submitted IGBC Green Homes Version 2 Template and narrative indicates that more than

50% of the roof area is covered with reflective paint/vegetation. The calculation submitted

indicates that the exposed roof areas is 310 sq. m and the area covered with reflective coating is

242 Sq. m. accounting for 78%. The supporting documents include roof plan highlighting service

area and exposed roof, manufacturer test report, on-site photographs covered with high SRI

paint.





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1 SSP Credit 5 Parking Facilities for Visitors: 10% 1 Final Review:

The project team has provided required parking spaces. This has been verified during the IGBC

virtual site audit. This meets the credit requirement.

Preliminary Review:

The submitted IGBC Green Homes Version 2 Template and narrative submitted states that the

project has provided adequate visitor parking on the site as per local bye laws. The submitted

calculation indicates that the number of residential car parking spaces provided on site is 20 Nos

for 10 dwelling units and the number of car parking spaces for visitors is 1 Nos (5% of the

residential parking). Supporting documents include parking plans, copy of local bye-law

highlighting the car parking requirement on site and car parking calculation sheet.


Technical Advice:

1. The submitted parking plan and calculations does not include 2 wheeler and bicycle parking

spaces, as required by the local bye laws. Kindly provide revised parking plan and photographs of

all parking spaces.

2. Kindly submit On-site photographs showing visitors parking provided with permanent signage.

1 SSP Credit 6 Electric Charging Facility for

Vehicles: 5 %



provided adequate electric charging facilities for car parking spaces for more than 5% of the total

car parking capacity. The total number of car spaces provided is 20 and 10 Nos of electric

charging facilities are provided on site. Supporting documents include On-site photographs of

charging facility.


SSP Credit 7 Design for Differently Abled 2 Preliminary Review:

Not Pursuing

2 SSP Credit 8 Basic Facilities for Construction

Workforce


The IGBC Green Homes Version 2 Template and narrative submitted states that the project has

provided basic facilities for construction workforce. The facilities include housing facility, drinking

water facilities, first aid, sanitation facilities, personal production equipment, dust suppression

measures, safety equipment, etc. The submittal also includes the on-site photographs of facilities

provided for the workforce.


Not

Pursuing




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1 SSP Credit 9 Green Home Guidelines, Design &

Post Occupancy


The IGBC Green Homes Version 2 Template and narrative submitted states that the project has

provided descriptive guidelines to the tenants. The submittal includes the draft copy of tenant

guidelines for the project.


14 0 18

Y WE Mandatory

Requirement 1

Rainwater Harvesting, Roof & Non-

roof, 25 %

Preliminary Review:

The submitted IGBC Green Homes Version 2 template and narrative states that the project has

designed rainwater harvesting systems to capture 100% of runoff from the roof and non roof

areas. The submitted calculation indicates that the rain water run-off from the roof and non roof

areas is 13 cum (considering average normal rainfall of 23 mm per day) and the capacity of the

recharge capacity is 19 cum. The supporting documents also include the IMD rainfall calculation,

RWH plan showing locations of rainwater harvesting pit with bore well and drain line along with

on-site photographs of the harvesting pit.

This meets the mandatory and credit requirement.

Y WE Mandatory

Requirement 2

Water Efficient Plumbing Fixtures Y Preliminary Review:

The submitted IGBC Green Homes Version 2 Template and calculations submitted in the

narrative states that the project has used efficient plumbing fixtures (i.e. Flush and flow) which

meets the baseline criteria and a saving of at least by 35%. The submitted narrative states that

the project has installed low flush fixtures from having flow rates of 6/3 LPF and low flow fixtures

of 3 LPM for kitchen sink faucet, health faucet and 6 LPM for shower showing a saving of 39.6%

over baseline. The supporting documents include calculations, letter/brochure from manufacture

confirming the flow rates and on site photographs of installed fixtures.


4 WE Credit 1 Landscape Design:

Turf < 20 %, 40%

Drought Tolerant / Native species

>20%, 40%


The submitted IGBC Green Homes Version 2 Template and narrative declares that the project

landscape is designed with drought tolerant species to conserve water. The project team has

submitted the calculations demonstrating 15.18% area with turf (11.2 sq. m) and over 88% with

drought tolerant species (93.4 sq. m) of the total landscape area (104.6 sq. m). The supporting

documents include the landscape plan, list of species and photographs of the landscape area.


Water Efficiency Points Available:




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1 WE Credit 2 Management of Irrigation Systems 1 Preliminary Review:


incorporated certain measures for an efficient irrigation system. These measures include

installation of central shut-off valve, timer controlled based drip irrigation system and separation

bedding area into independent zones based on watering needs. The submittal includes the

irrigation layout, sprinkler system purchase order and the on-site photographs of the segregation

into zones, installed irrigation system and central shut off value.


4 WE Credit 3 Rainwater Harvesting, Roof & Non-

roof: 50%, 75 %


Please refer to Preliminary review comments stated under WE Mandatory Requirement 1.

4 WE Credit 4 Water Efficient Plumbing Fixtures:

25 %, 35 %


Please refer to Preliminary review comments stated under WE Mandatory Requirement 2

WE Credit 5 Waste Water Treatment and

Reuse: 50 %, 95 %


Not Pursuing

1 WE Credit 6 Water Metering 1 Preliminary Review:

The submitted IGBC Green Homes Version 2 Template and narrative submitted states that water

meters are installed for landscape water consumption, car wash and solar hot water

consumption. The supporting documents include schematic line drawing and onsite photographs

of the water meters.


22 0 25

Y EE Mandatory

Requirement 1

CFC Free Equipment Y Preliminary Review:

The IGBC Green Homes Version 2 Template and narrative submitted states that there are no

common ACs installed in the project and ACs in individual house in not under developer's scope.

The developer has provided occupant guidelines for installation of CFC free AC system.

Supporting documents include narrative and copy of occupants guidelines.


Y EE Mandatory

Requirement 2

Minimum Energy Performance Y Preliminary Review:

Please refer to Preliminary review comments stated under EE Credit 1.

Technical Advice:

Please refer to Technical advice stated under EE Credit 1.

Not

Pursuing

Energy Efficiency Points Available:




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9 EE Credit 1 Enhanced Energy Performance: 2

%, 4 %, 6 %, 8 %, 10%, 12 %, 14 %,

16 %, 18 %, 20%


Prescriptive Based Approach


chosen Option 1 - Prescriptive Approach to meet the minimum and enhanced energy

performance criteria. The project is located in Warm and Humid climatic zone. The following

energy conservation measures (ECMs) are implemented in the project:

Building Envelope:

1. Wall: 150mm AAC blocks with U value of 0.959 W/m2-K against baseline of 1.8 W/m2-K ( 2

point awarded)

2. Roof: 230mm RCC Slab, 100mm brickbat coba and 50 mm insulation with U value of 0.5 W/m2-

K against baseline of 0.5 W/m2-K ( 2 point awarded)

3. Single glazing unit with 5.7 W/m2-K ( Meets mandatory requirement) 4. SHGC of 0.31 for

WWR of 16.5% against baseline of 0.38 ( 2 point awarded)

Lighting:

1. Efficient lighting fixtures in common area and exterior lighting with 50% reduction in LPD over

baseline ( 2 points awarded)

2. Timer based lighting control for Common area ( 1 point awarded)

The submittal includes wall, roof assembly details, letter from manufacture confirming glass

details, brochure of insulation material, WWR and SHGC calculation, LPD calculations along with

photographs of insulated roof during installation and timer control based lighting system.


6 EE Credit 2 On-site Renewable Energy: 50 % -

100% of the lighting load

6 Final Review:

The project has installed solar panels onsite. This has been verified during the virtual site audit.


Preliminary Review:


installed renewable energy system (Solar photovoltaic panels). The narrative submitted indicates

the total common area lighting load of the project is 1647.8 kWh/year. The project has installed

solar panels with a capacity of 3KWp to generate 4700kWh/year. This accounts for 100% of the

total common area lighting load. The supporting documents include the common area lighting

calculation and purchase order of solar panels.


Technical Advice:

Kindly submit the purchase invoice of solar panels.




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4 EE Credit 3 Solar Water Heating System: 25 %,

50%

4 Final Review:

The project team has provided details of solar hot water system. Installation of solar hot water

system has been verified during the virtual site audit. This meets the credit requirement.

Preliminary Review:


installed solar water heating system. The narrative submitted indicates the total hot water

requirement in the project is 1060 litres/day. The project has installed panels with a capacity of

1625 litres/day accounting for 100% of the hot water requirement. The supporting documents

include hot water requirement calculation, purchase order of solar hot water system and on site

photographs of the system.


Technical Advice:

Kindly submit the purchase invoice and on-site photographs of solar hot water system.

2 EE Credit 4 Energy Saving Measures in

Appliances & Other Equipment



adopted energy saving measures in equipment and appliances installed in the project. The

measures include lift with group control and BEE 5 star pumps & motor. The submittal includes

the technical data sheet of lift and pump along with purchase order and onsite photograph of

pump.

This meets the credit requirements.

EE Credit 5 Distributed Power Generation 2 Preliminary Review:

Not Pursuing

1 EE Credit 6 Energy Metering 1 Preliminary Review:

The submitted IGBC Green Homes Version 2 Template and narrative states that project has

installed energy meters to monitor the energy usage. The project has installed energy meter for

common lighting, landscaping and water pumping. The supporting documents include electrical

SLD and on-site photographs of the installed energy meters.


Not

Pursuing




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18 0 18

Y MR Mandatory

Requirement 1

Separation of House-hold Waste Preliminary Review:

The submitted IGBC Green Homes Version 2 Template and narrative states that separate bins

are provided in the dwelling unit and a common facility is provided in the project to collect and

segregate dry waste (paper, plastic, metals and glass etc.) and wet waste (organic). The

submittal includes floor plan with separate bins at dwelling level and site plan indicating the

location of the waste collection facilities in the common facility along with onsite photographs of

common bins.


4 MR Credit 1 Organic Waste Management, Post

Occupancy: 50%, 95 %


The submitted IGBC Green Homes Version 2 Template and narrative states that Organic waste

management system is installed on site to treat 100% of organic waste generated on site. The

calculations submitted indicate that the estimated organic waste generated in the project is

13.25Kg/day and the capacity of the vermicomposter drum of is 15 Kg/day. The submittal

includes an overall site plan showing installed location of the OWC on the site, purchase invoice,

manufacture brochure and onsite photograph of the system.


2 MR Credit 2 Handling of Construction Waste

Materials: 50 %, 95 %


The submitted IGBC Green Homes Version 2 Template and narrative states that more than 95%

of the construction waste generated on-site has been reused or sent for recycling. The list of

construction waste diverted/ reused includes Steel, bricks, Cement/Concrete bags, tiles wood and

mixed waste.

Submitted calculations indicate that 18,439 kgs of the total waste generated in the project 19,204

kgs is diverted from reaching the landfills. The supporting documents include calculation sheet,

Construction Waste Management plan, challans from scrap dealers and photographs waste

reused at site.


Materials & Resources Points Available:




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2 MR Credit 3 Reuse of Salvaged Materials: 1 %,

2 %


The submitted IGBC Green Homes Version 2 Template and narrative states that at least 1% of

the total material cost used in the project is from salvaged material. The project has used stone

from existing building for external facade of this project.

Submitted calculations indicate that the salvaged material used in the project accounts to Rs

2,35,980 out of the total material cost of Rs1,41,37,974. The supporting documents include

calculation sheet and photographs of the existing and new building indicating the reuse of stone.


2 MR Credit 4 Materials with Recycled Content:

10 %, 20%


The submitted IGBC Green Homes Version 2 Template and narrative states that more than 20%

of all the materials used in the project constitutes recycled content. Submitted master material

sheet calculation indicates that the project has sourced materials with recycled content which

constitutes 44.6% (Rs 6,306,276) of total building material cost (Rs1,41,37,974) cost. The

materials with recycled content include RMC, AAC Blocks, Steel, Glass, Tiles, Gypsum plater.

The submittal includes the master material sheet and the vendor letters confirming the recycled

content percentage.


4 MR Credit 5 Local Materials: 25 %, 50% 2 Preliminary Review:


sourced local materials which are manufactured with in a distance of 400 km from the project site.

The calculation indicates that the project sources local materials for 57.34% (Rs81,06,441) of

total building materials (by cost). The local materials sourced include Steel, RMC,AAC block,

plaster,etc. The supporting documents include the master materials sheet and the vendor letter

confirming local materials distance.


4 MR Credit 6 Rapidly Renewable Building

Materials & Certified Wood: 50 %,

75 %


The submitted IGBC Green Homes version 2 template and narrative states that the project has

sourced FSC certified wood materials for more than 75% of the wood used in the project. The

submitted calculation indicates that the project sources FSC certified wood for 84.8%

(Rs.12,65,530) of total wood used (by cost) which is Rs.14,91,750. The supporting documents

include calculations and CoC certificate.





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11 0 15

Y IEQ Mandatory

Requirement 1

Tobacco Smoke Control Y Final Review:

The project team has submitted photographs of no smoking signage provided in the project. This

has been verified during the virtual site audit. This meets the credit requirement.

Preliminary Review:

The submitted IGBC Green Homes Version 2 Template and narrative states that all common

areas in the development have been declared as ‘No Smoking’ zones. The supporting documents

includes no smoking policy signed by the developer. However, additional details are required to

meet this mandatory requirement.

Technical Advice:

Please provide the on-site photographs of the "No smoking" signage installed on site.

Y IEQ Mandatory

Requirement 2

Minimum Daylighting: 50 % Y Final Review:

The project team has submitted photographs of regularly occupied spaces meeting the

daylighting requirement. This has been verified during the virtual site audit. This meets the credit

requirement.

Preliminary Review:

The submitted IGBC Green Homes Version 2 Template and narrative states that project achieves

the required daylight factor of 1 and 2 in Living/Bedroom and Kitchen respectively for more than

75% of the regularly occupied areas through prescriptive approach. The supporting documents

include technical cut sheet of glass, floor plans and door/window schedule and calculation of

daylight factor. However, additional details are required to award this mandatory requirement.

Technical Advice:

Please submit photographs of regularly occupied spaces and lux levels screenshots for lower

most habitable floor.

Indoor Environmental Quality Points Available:




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Y IEQ Mandatory

Requirement 3

Fresh Air Ventilation Y Preliminary Review:

The submitted IGBC Green Homes Version 2 Template and narrative states that project is

designed to meet the fresh air ventilation standards. The fresh air calculation submitted for all

naturally ventilated spaces including living rooms, kitchens & bathrooms indicate that the

minimum percentage of openable area to the total carpet area in living spaces, kitchen and

bathrooms meet the baseline criteria (i.e.13%,10% & 5% respectively). The supporting

documents include calculations, floor plans and door/window schedule.


2 IEQ Credit 1 Enhanced Daylighting: 75 %, 95 % 4 Final Review:

The project is achieving daylighting for 75% of regularly occupied spaces. Hence, 2 points are

awarded.

Preliminary Review:

Please refer to Preliminary review comments under IEQ mandatory 2.

Technical Advice:

Kindly address the technical advice stated under IEQ mandatory 2.

2 IEQ Credit 2 Enhanced Fresh Air Ventilation 2 Preliminary Review:

Please refer to Preliminary review comments under IEQ mandatory 3.

2 IEQ Credit 3 Exhaust Systems 2 Preliminary Review:

The submitted IGBC Green Homes Version 2 Template and narrative states that project has

provided exhaust system in kitchen and bathroom to meet the minimum airflow requirement. The

minimum airflow requirement for exhaust system in bathroom and kitchen in 50 cfm and 100 cfm

respectively. The supporting documents include calculations and brochure highlighting the airflow

of the fan, purchase order and photographs of installed exhaust fans.


2 IEQ Credit 4 Low VOC Materials, Paints &

Adhesives


The submitted IGBC Green Homes Version 2 Template and narrative states that low VOC paints,

coatings, adhesives and sealants have been used for all interior of the building. The VOC content

of the materials used is less than the VOC limit required by the credit. The supporting documents

include the test certificates/manufacture cut sheets/letters and work order for paint work in the

project.





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1 IEQ Credit 5 Building Flush Out 1 Preliminary Review:

The submitted IGBC Green Homes Version 2 Template and narrative states the flush-out has

been done for ten days by keeping all the windows open before the building occupied. The

supporting documents includes the letter from the developer confirming the flush out period.


2 IEQ Credit 6 Cross Ventilation: 50%, 75 % 4 Final Review:

The project has submitted revised calculations indicating that project is able to achieve cross

ventilation for 55% of regularly occupied spaces. Hence, 2 point is awarded for this credit.

Preliminary Review:

The submitted IGBC Green Homes version 2 template and narrative states that the project has

designed to provide cross ventilation for more than 75% of the regularly occupied space. The

submitted calculation indicates that the project has provided cross ventilation for 81% of regularly

occupied spaces in the project. The supporting documents include calculations and floor plans

showing cross ventilation.


4 0 11 ID Credit 1.1 Innovation & Design Process:

Rainwater Harvesting Roof and Non-

Roof: 95%


The project has provided Rainwater harvesting for more than 95% of the total runoff. Please refer

to Preliminary review comments stated under WE Mandatory Requirement 1.

Hence, this point is awarded.

ID Credit 1.2 Innovation & Design Process:

Onsite renewable Energy

1 Final Review:

The project has withdrawn from this credit. Hence, it is considered Not Pursuing

Preliminary Review:

The project has provided Onsite Renewable Energy for 100% of the total common lighting load.

However, according to Green Homes Ver 2, Second Addendum 2016, this credit is not eligible for

exemplary performance.

Not

Pursuing

Innovation & Design Process Points Available:




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1 ID Credit 1.3 Innovation & Design Process:

Solar water heating system: 95%

1 Final Review:

The project team has provided details of solar hot water system. This has been verified during the

virtual site audit. This meets the credit requirement.

Preliminary Review:

The project has provided Solar hot water system for 100% of the hot water requirement in the

project. Please refer to Preliminary review comments stated under EE Credit 3

Technical Advice:

Kindly clarify the technical advice stated under EE credit 3.

1 ID Credit 1.4 Innovation & Design Process:

Materials with recycled content: 30%


The project has used materials with recycled content for more than 30% of the total material cost.

Please refer to Preliminary review comments stated under MR Credit 4

Hence, this point is awarded.

1 ID Credit 2.0 IGBC Accredited Professional 1 Preliminary Review:

The submitted IGBC Green Homes Template and narrative states that the project team has

included Ms. Manali Manjan, IGBC AP as part of the project team. The supporting document

includes certificate of the team member. This meets the credit requirement.



IGBC Green Homes Version 2.0 Certification Final Review

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