IGBC Green Homes Ver1 Precertification Final Review- Century Istana, Bangalore

59 0 0 Points Achieved 75 Possible PointsCertified 30 to 36 points

Silver 37 to 44 points

Gold 45 to 55 points

Platinum 56 to 75 points

9 0 0 9

Y Mandatory Requirement 1

Local Regulations Y Preliminary Review:The submitted narrative states that the virtual site boundary considered for the project is1,46,9921.18 sq.ft and the project involves construction of 119 villas with total built-uparea of about 5,54,416.085 sq.ft. The submittal includes a copy of approved plan fromBangalore International Airport Area Planning Authority (BIAAPA) who are the localauthority to sanction plans in Devanahalli area. A master layout of the proposeddevelopment indicating utilisation of suitable land is submitted. This meets the intent ofthe mandatory requirement


Soil Erosion Y Preliminary Review:The project team has submitted a narrative listing the proposed erosion & sedimentationcontrol (ESC) measures to be incorporated during Pre-development stage. The ESCmeasures include top soil protection, sprinkling water to prevent dust and storm waterdrains. The post occupancy measures include use of rainwater harvesting pits and wellplanned landscaped. Supporting documents include landscape plan, storm water lay outand photographs showing barricades. This meets the mandatory requirement

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This Precertification review is based on a review of the project goals and intentions. It is incumbent upon the project team to demonstrate that the credit requirements have beenmet at the design and construction certification reviews. The Precertification rating awarded need not necessarily correspond to the final IGBC Green Homes Rating. The finalrating would depend on the implementation of all the design parameters detailed in the Precertification documents.

IGBC Green Homes Version 1.0 Precertification Final Review(Project without Interiors)

# GH 11 1291 - Century Istana, Bangalore

IGBC Green Homes Precertification Level: Platinum

Date: 28th August 2013

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Site Selection & Planning Possible Points:

Certified 30 to 36 points



Platinum 56 to 75 pointsPen

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1 Site Credit 1.0 Basic Amenities 1 Final Review:In response to the preliminary review comments, the project team has identified the 6basic amenities, within a walking distance of 1 km from the building entrance. Theamenities are grocery store, post office, school, restaurant, temple, and jogging track. Amap highlighting the amenities has been uploaded. This meets the intent of the credit.

Preliminary Review:The submitted IGBC Green Homes Template and narrative states that the project hasaccess to five basic amenities within a walking distance of 1 km. The amenities includeSchool, ATM, Restaurant, Playground and Jogging track. The submitted site plandrawing shows jogging track and playground. The submittal further states that seatingarea & toilets in the common area and tot-lots will be provided within the projectpremises. Supporting documents include a site vicinity map showing the location ofamenities from the project site, photographs of the amenities (school & coffee shop) andsite plan showing the location of seating area & toilets in common area and tot-lots.

Please note that the seating area, common toilets and tot-lots are not amenities andshould be provided in addition to 5 amenities as per credit compliance.

However, from the submittal it is observed that the project has submitted photographs ofonly two amenities i.e. school & coffee shop. Also, it is unclear from the submittal if theplay ground is in addition to the tot-lots provided in the project premises.

Technical Advice:1. Please confirm if the play ground is near the project site and additional to the tot-lotprovided within the campus. If yes, please provide photograph of the play ground alongwith the distance. Else identify another amenity near the project site2. Please submit photographs of all the amenities (i.e. 5 nos).

2 Site Credit 2.0 Natural Topography or Landscape: 15%, 25%

2 Preliminary Review: The submitted a narrative states that the total site area is 1,36,559.01 sq.m andlandscaped area is 60,814.03 sq.m which amounts to 44.5 %. The submittal includes aconceptual landscape plan along with a break-up of turf and trees & shrub area. Thisshows the projects intention to meet the credit requirement.

For certification, please submit photographs showing the site area with vegetation.





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2 Site Credit 3.0 Heat Island Effect on Roof: 50%, 75% 2 Preliminary Review:The submitted narrative and calculations states that 100% of exposed roof area will becovered with china mosaic tiles. The submitted calculations indicates that the total roofarea is 31,408.42 and the same is covered with china mosaic tiles. Supportingdocuments include site layout showing the roof areas covered with china mosaic tiles.This meets the credit requirement.

1 Site Credit 4.0 Parking Facilities for visitors 1 Preliminary Review:The IGBC Green Homes Template and narrative submitted states that the project hasprovided parking capacity as per local bye-law and additional 10% parking over & abovelocal code is provided for visitors. The submittal states that as per the local bye-law theproject needs to provide parking for 238 cars & 24 visitor car parks. The project hasprovided parking for 251 cars and 33 visitors, which amounts to 13% of the total parkingcapacity. Supporting documents includes a copy of the local bye-law highlighting parkingrequirement and drawing showing the location of the visitor parking spaces. This meetsthe intent of the credit.

1 Site Credit 5.0 Electric Charging Facility for Vehicles 1 Preliminary Review:The narrative and calculations provided in the template indicates that the project intendsto provide electrical charging facilities for 119 car parks out of the total parking of 284(including visitors parking). The narrative submitted states that the project has provided15 A electrical sockets will be provided and occupants will be encouraged to use batteryoperated vehicles. The submittal states that one electric charging facility is provided forat each villa. Supporting documents include parking layout highlighting parking spaceswith electrical charging facilities. This shows the project's intention to meet the creditrequirement.





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1 Site Credit 6.0 Design for Differently Abled 1 Final Review:In response to the preliminary review comments, the project team has provided 3 nos ofpreferred parking spaces for differently abled near the entrance plaza. Drawingshighlighting the same have been submitted. This meets the intent of the credit.

Preliminary Review:The IGBC Green Homes Template and narrative states that the project intends toincorporate certain design provisions for differently abled. The provisions includepreferred parking spaces (i.e. 1 no.), easy access to the main entrance, uniform flooringor provision of ramps at locations of floor level variations, rest rooms in commonareas(i.e. 1 no.). The submittal includes drawings highlighting the above provisions. Thenarrative further states that lifts are not provided in the project.

However, from the submittal it is observed that the project has provided one preferredcar parking spaces for differently abled whereas the project should be provide twopreferred car parking spaces as per the credit requirement (one parking space for every100 dwelling units).

Technical Advice:Please provide two preferred parking spaces for differently abled. Also, submit a drawingshowing the location of preferred car parking spaces.

1 Site Credit 7.0 Green Home Guidelines - Design & Post Occupancy

1 Preliminary Review:The submitted IGBC Green Homes Template and narrative states that the project hasprovided prospective buyers and occupants with descriptive guidelines that educate andhelp them implement green design features within their apartments/houses. Thesubmittal includes list of green design features proposed along with details of the greenhomes rating pursued in the marketing brochures and a copy of the green homeguidelines providing information that helps occupants to implement green ideas postoccupancy. This meets the intent of the credit.





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Rainwater Harvesting, 50% Y Final Review:In response to the preliminary review comments, the project team has provided the rainwater revised harvesting calculations to ensure the pit size (1.2 m x 2.0 m) in line withsection drawing. Total no. of recharge pits are 184 and the rain water harvested is 100%.Plan highlighting location of rain water storage tanks (3 Nos) is submitted. This meetsthe intent of the mandatory requirement and credit.

Preliminary Review:The submitted narrative states that the project proposes to provide rain water harvestingsystem to capture 100% rain water run-off from roof & non-roof surfaces. Thecalculations submitted indicates that the rain water run-off from roof & non-roof areas is1118.8 cu.m. The total capacity of the proposed harvesting system is 5,807.92 cu.m. Theproject proposes a storage tank having a capacity of 1,000 cu.m and 184 nos.percolation pits each of diameter 3m and depth 2m & having a percolation rate of 0.5cu.m/day. The submittal states that excess storm water from all the drains is finally madeto flow to the harvesting ponds.Supporting documents includes storm water layout along with sectional details of the pits.

However, the calculations claim a pit of size 3 m diameter and depth 2 meters whereasthe submitted sectional drawing shows a diameter of 1.2 and depth of 2m. Also, thelocation of rain water storage tanks and capacities are not highlighted.

Technical Advice:1. Please address the discrepancy in the calculation and submitted section drawing forthe Rain Water Harvesting pit system.2. Please highlight the location of rain water storage tanks and capacities.

Y Mandatory Requirement 2 ..

Water Efficient Fixtures Y Preliminary Review:The submitted IGBC Green Homes Templates and narrative states that the projectintends to install low flow water fixtures. The calculations submitted indicates that theaverage flow rate of the flush fixture is 6/3 LPF, meeting the baseline. The average flowrate of the proposed flow fixtures is 7.2 LPM against the baseline (i.e. 12 LPM). Thelist of proposed low flow water fixtures that shall be installed in the project along withmake and model is submitted. This meets the intent of the mandatory requirement.

Water Efficiency Possible Points:





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2 Water Credit 1.0 Turf Design : 20 %, 40% 2 Preliminary Review:The IGBC Green Homes Templates and calculations submitted indicates that thelandscape area is 60,814.03 sq.m and turf area is 12,162.81 sq.m; amounting to 20%.The submittal includes a conceptual landscape plan highlighting turf area. This showsthe project's intention to meet the credit requirement.

1 Water Credit 2.0 Drought Tolerant Species: 25% 1 Final Review:In response to the preliminary review comments, the project team has provided theconceptual drawing showing trees and turf. However, the plan does not show the variousdrought tolerant species of trees or shrubs or how the area has been calculated. Sinceproject has claimed 51%, benefit of doubt is given to project for meeting the threshold of25%.

Preliminary Review:The submitted IGBC Green Homes Template, narrative and calculations indicate that thesite area is 1,36,559 sq.m; landscaped area is 60,814 sq.m and drought tolerant speciesarea is 31,184 sq.m. This indicates that the drought tolerant species area 51% of thelandscaped area. The submittal includes the proposed list of drought tolerant species tobe implemented in the project.

However, more details are required to award this credit.

Technical Advice: Please provide a landscape plan highlighting the area with drought tolerant species.

1 Water Credit 3.0 Management of Irrigation Systems 2 Preliminary Review:The submitted IGBC Green Homes Template and narrative states that the projectintends to provide certain water efficient management techniques. The proposedtechniques include central shut-off valve, segregating turf & each bedding area based onwatering needs and pressure regulating devices. The submittal include manufacturer cut-sheets for central shut-off valve and pressure regulating devices. This shows theproject's intention to meet the credit requirement.

For certification, please provide a conceptual the landscape plan highlighting dripirrigation system. Also, submit photographs showing the installed irrigation systems andtechnique.





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2 Water Credit 4.0 Rainwater Harvesting, 75%, 95% 2 Preliminary Review:Please refer to Preliminary Review comments under WE Mandatory Requirement 1.

Technical Advice:Please address the technical queries raised under WE Mandatory Requirement 1.

3 Water Credit 5.0 Grey Water Treatment : 50%, 75%, 95% 3 Preliminary Review:The submitted narrative states that the project intends to install on-site STP to treat100% of waste water (grey & black) generated. The calculations submitted indicates that73 KLD of waste water (grey & black) is generated and the proposed capacity of theproposed STP is 100 KLD. The submittal includes a brief write-up on treatment process,flow diagram of the proposed STP, water balance calculations and a site plan showingthe location of the proposed STP. This meets the intent of the credit.

3 Water Credit 6.0 Treated Grey Water for Landscaping: 50%, 75%, 95%

3 Preliminary Review:The IGBC Green Homes Template and narrative submitted states that 100% potablewater consumption will be reduced by using treated waste water for landscaping. Thecalculations submitted indicates that 73 KLD of waste water is generated, capacity of theproposed STP is 100 KLD, available treated waste water is 65 KLD and 37 KLD of wateris required for landscaping purposes. Supporting documents include water balance and alandscape plan. This shows the project's intention to meet the credit requirement.

3 Water Credit 7.0 Treated Grey Water for Flushing: 50%, 75%, 95%

3 Preliminary Review:The IGBC Green Homes Template and narrative submitted states that 100% potablewater consumption will be reduced by using treated waste water for flushing. Thecalculations submitted indicates that 73 KLD of waste water is generated, capacity of theproposed STP is 100 KLD, available treated waste water is 65 KLD and 12.5 KLD ofwater is required for flushing purposes. The submittal includes a dual plumbing linediagram for each villa type. This meets the intent of the credit.





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2 Water Credit 8.0 Water Efficient Fixtures: 20%, 30% 3 Preliminary Review: The submitted IGBC Green Homes Templates and narrative states that the projectintends to install low flow water fixtures. The calculations submitted indicates that theaverage flow rate of the flush fixture is 6/3 LPF, meeting the baseline and not eligible forpoints.

The average flow rate of the proposed flow fixtures is 7.2 LPM which is 40% lower thanthe baseline (i.e. 12 LPM). The list of proposed low flow water fixtures that shall beinstalled in the project along with make and model is submitted. This meets the creditrequirement in achieving two points.

1 Water Credit 9.0 Water Metering 1 Preliminary Review: The submitted IGBC Green Homes Template and .narrative states that water metersshall be installed for treated grey water for flushing, landscape water consumption andfor common car wash. The manufacturer cut sheet of the proposed water meters alongwith a single line schematic is submitted. This meets the intent of the credit.

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CFC Free Equipment Y Preliminary Review: The submitted narrative and declaration letter from the developer states that the

developer will not provide air -conditioning systems. The submittal states that to preventnegative impacts on the environment by usage of refrigerants and ozone depletinggases, the project has made efforts to inform tenants to use only CFC and halons freerefrigerants & hydrants and the same shall be incorporated in the tenant guidelines. Thismeets the intent of the mandatory requirement.


Minimum Energy Performance Y Preliminary Review: Please refer to Preliminary Review comments under EE Credit 1.0.

Technical Advice: Please address the technical queries raised under EE Credit 1.0.

Energy Efficiency Possible Po ints:





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8 Final Review:In response to the preliminary review comments, the project team has provided thefollowing documents:

1. The proposed LPD calculations for exterior, landscape and common areas indevelopers scope. Also the team has considered interior LPD calculations in line withbasecase.2. Declaration Letter for developers scope has been provided3. Conceptual interior lighting layout of each villa type4. Conceptual exterior lighting layout5. Revised energy simulation report

The savings claimed by the project is 11% and meets the intent of the mandatoryrequirement and the project is awarded 8 points

Preliminary Review: The narrative submitted states that the project has chosen Option 2: Performance BasedApproach to show credit compliance. The submittal states that the project fall undermoderate climatic zone. The submittal includes energy simulation report calming 10.68%improvement over the base case. From the energy simulation report it is inferred that all119 villas have been modeled.

Energy Credit 1.0 Energy Performance 10





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The following design parameters are considered while performing energy simulation:

i. The Exterior Wall Construction is 200 mm thick concrete blockii. Roof Construction is 150 mm thick RCC slab with 50mm brick batt coba and waterproof paint iii. The glass is Saint Gobain Single Glazed ST150. iv. The HVAC system is modeled per base case. v. The project proposes to install solar water heating system for 100% of hot waterrequirement and in proposed case zero energy consumption for hot water has beenconsidered.

The submittal includes sectional details of roof, wall and technical specifications of theproposed glass.

However from the submittal, it is observed that the project has claimed energy savingsdue to exterior lighting without any drawings and calculations to substantiate the claim.

Technical Advice:Please provide the following: 1. Proposed LPD calculations for interior, exterior, common and parking areas, indevelopers scope, separately. 2. Conceptual lighting layout of interior and common areas for each typical villa3. Conceptual exterior lighting layout 4. Revise energy simulation report to correspond to savings in exterior LPD, if necessary.

1 Energy Credit 2.0 Energy Metering 1 Preliminary Review: The submitted IGBC Green Homes Template and narrative states that the projectintends to install energy meters for external lighting, municipal water pumping, grey waterpumping and water pumps for landscaping. An electrical single line diagram indicatingthe location of the energy meters at the earlier mentioned locations is submitted. Thesubmittal includes manufacturers cut sheet of the proposed energy meters to beinstalled. This meets the intent of the credit.





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Energy Credit 3.0 Refrigerators

3 Energy Credit 4.0 Solar Water Heating Systems: 50%, 75%, 95%

3 Preliminary Review:The submitted IGBC Green Homes Template states that the project intends to installsolar heating systems for 100% of hot water requirement. The hot water requirement forthe project is estimated to be 17,400 liters/day. The narrative and calculations submittedstates that the project would install solar water heating system having a capacity of 200litres/day for each villa (totaling to 23,800 liters/day for 119 villas). The submittal includesmanufacturer cut sheet of the proposed solar water heating system. This shows theproject's intention to meet the intent of the credit.

For certification, please submit purchase invoice/ payment receipts of the installed solarhot water system.

1 Energy Credit 5.0 Captive Power Generation 1 Preliminary Review: The submitted IGBC Green Homes Template declares that the project intends to installDG set which complies with the Central Pollution Control Board (CPCB) norms foremissions & noise. The submittal includes total connected load calculations indicatingthat total connected load in the project is 1,057.5 kVA. The narrative submitted statesthat the project proposes to install 4 DG sets each having 380 KVA (totaling to 1520kVA). Supporting documents include manufacturer brochure of the proposed DG set.This shows the project's intention to meet the credit requirement.

For certification, please submit purchase invoice/ payment receipts of the installed DGset.

Not Pursuing Energy Credit 6.0 Onsite Renewable Energy: 2.5%, 5.0%, 7.5%, 10%

4 Preliminary Review: Not Pursuing





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1 Energy Credit 7.0 Efficient Luminaries & Lighting Power Density: 20%

1 Final Review:In response to the preliminary review comments, the project team has provided thedetailed drawing highlighting the proposed fixtures with corresponding LPD calculationsand savings have been submitted. This meets the intent of the credit.

Preliminary Review:The narrative submitted states that the project intends to install energy efficient lightingluminaries which are at least three star rated under BEE labeling program or luminariesor more efficient. The submittal includes LPD calculations for street lighting, landscapelighting and common area toilets. The calculations indicates that the designed LPD is20% lower than baseline values.

However, the electrical / lighting layout drawing to substantiating this claim has not beenprovided.

Technical Advice:Please provide the drawing showing, the electrical lighting layout and proposed fixtureswith corresponding LPDs and savings

1 Energy Credit 8.0 Energy Saving Measures in other Appliances & Equipment

1 Preliminary Review:The submitted IGBC Green Homes Template and narrative states that the projectintends to install appliances & equipment with energy efficient measures. The measuresinclude level controllers in overhead tanks, energy efficient pump with over 60%efficiency, energy efficient motors with over 75% efficiency and LED lamps in alldisplay/exit sign boards. The submittal includes a signed declaration from the developerstating that the above appliances & equipment will be installed. This shows the project'sintention to meet the credit requirement.

For certification, please submit purchase invoice/ payment receipts and manufacturer cut-sheets/ brochures of the installed appliances & equipment.





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Separation of Waste Y Preliminary Review: The submitted IGBC Green Homes Template and narrative states that the project shallfacilitate collection and segregation of waste at source to prevent waste being sent tolandfill. The submittal includes a drawing highlighting the location of garbage collectionarea to collect wet & dry waste at villa level. The submittal states that five bins ofadequate sizes will be provided in the common area to collect paper, plastic, metal, glassand wet waste. The narrative further states that wet waste will be diverted to OrganicWaste Converter within the site and recyclables will be given to hauler or recycler. Theprovision of the same has been indicated in the drawings submitted. This meets theintent of the mandatory requirement.

1 Material Credit 1.0 Waste Reduction During Construction: 75%

1 Preliminary Review:The submitted IGBC Green Homes Template and narrative states that the project aimsto reduce atleast 75% of waste generated during construction from being sent to landfills.The submittal includes identified list of construction waste likely to be generated whichincludes steel & aluminum, broken bricks, cement/ concrete bags, packing material,shuttering material, stone wastage, broken tiles, glass, etc., The submittal includesdisposal strategies for each of the above construction waste. The project team hasprovided a format to record the total waste material generated and quantities. This meetsthe intent of the credit

2 Material Credit 2.0 Organic Waste Management, Post Occupancy: 50%, 95%

2 Preliminary Review:The submitted IGBC Green Homes Template and narrative states that the projectintends to install an on-site treatment facility to treat 100% of organic waste generated.The calculations submitted indicates that the organic waste generated in the project isgenerated to be 174 kgs (considering 0.25 kg/person and occupancy of 696). Thenarrative further states that the project is in the early stage of construction and in processof finalising the vendor for the organic waste treatment plant. Supporting documentsinclude a site plan showing the location of the proposed Organic Waste treatment andmanufacturer brochure for the proposed system. This meets the intent of the credit.

Materials Pos sible Points:





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1 Material Credit 3.0 Materials with Recycled Content: 10%, 20%

2 Preliminary Review: The submitted IGBC Green Homes Template and narrative states that the projectintends to source materials with recycled content for atleast 10% of total materials cost.The tentative cost calculations submitted indicates that the project will source materialswith recycled content for 12.11% of total materials cost. The proposed materials withrecycled content to be sourced include concrete, steel, glass, aluminum sections andframes. The submittal includes recycled content for the above materials. This meets theintent of the credit.

For certification, please submit manufacturer letters/ cut-sheets/ brochures indicating therecycled content in the materials sourced.

Not Pursuing Material Credit 4.0 Rapidly Renewable Materials: 2.5% 1 Preliminary Review:Not Pursuing

2 Material Credit 5.0 Local Materials: 50%, 75% 2 Final Review:In response to the preliminary review comments, the project team has provided theproposed list of vendors and the locations from which the materials will be procuredalong with their approximate distances from the project site to the manufacturing unit.

Preliminary Review: The submitted IGBC Green Homes Template and narrative states that the projectintends to source local materials which are manufactured with in radius of 500km. Thelist of proposed local materials to be sourced is documented along with the cost andpercent of total materials cost. The tentative calculations submitted indicates that theproject intends to source local materials for 98.11% of total materials (by cost). Theproposed local materials to be sourced include concrete, steel, glass, aluminum sectionsand frames.

However, no information has been given regarding proposed vendors or locations fromwhich the materials will be procured.

Technical Advice:Please provide identified list of vendors and the locations from which the materials will beprocured along with their approximate distances from the project site to themanufacturing unit for each of the above materials.

Not Pursuing Material Credit 6.0 Reuse of Salvaged Materials: 2.5%, 5% 2 Preliminary Review: Not Pursuing





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Not Pursuing Material Credit 7.0 Certified Wood Based Materials and Furniture: 50%, 75%

2 Preliminary Review: Not Pursuing

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Tobacco Smoke Control Y Preliminary Review: The IGBC Green Homes Template and narrative submitted states that the smoking willbe prohibited in all common areas of the building and the campus will be declared as'non-smoking'. A declaration letter from developer stating the same is submitted. Thismeets the intent of the mandatory requirement.


Day Lighting, 50% Y Final Review:In response to the preliminary review comments, the project team has provided thefollowing documents:1. Drawings showing angle of obstruction between the buildings for all types of villa.2. Floor plans of all types of villas.3. Proposed cut sheet for glass showing the visual light transmittance (VLT)This meets the intent of the mandatory requirement and credit.

Preliminary Review:The IGBC Green Homes Template, narrative and day light factor calculations submittedindicates that the project achieves more than 2% of daylight factor in atleast 95.58% ofregularly occupies spaces. The submittal includes daylight factor calculations for eachvilla type along with door & window schedules and a site plan showing all building types.

However, more details are required to award this mandatory requirement.

Technical Advice: Please submit the following:1. Drawing(s) showing the angle of obstruction between the buildings within the projectsite and the adjacent neighboring buildings. 2. Conceptual floor plans of each villa type. 3. Manufacturer brochure/ cut-sheet/ letter of the proposed glass showing the visual lighttransmittance (VLT).

Indoor Environmental Quality Possible Points:





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Fresh Air Ventilation Y Preliminary Review: The IGBC Green Homes Template submitted declares that fresh air ventilation will bedesigned such that the openable window area for living spaces, kitchens and bathroomswill be atleast 13%, 10.5% and 5% respectively (enhanced criteria as per IEQ Credit 2.0).The submittal includes fresh air ventilation calculations for each villa type. Thecalculations submitted indicate that the percentage of openable area to the total carpetarea in all the regularly occupied spaces meets the enhanced criteria. Supportingdocuments include door & window schedules and a site drawing showing villa types. Thismeets the intent of the mandatory requirement.

For certification, please submit detail floor plans with door and window schedule.

NA IEQ Credit 1.0 Exhaust Systems NA

2 IEQ Credit 2.0 Enhanced Fresh Air Ventilation : 30 % 2 Preliminary Review: Please refer to the Preliminary Review comments under IEQ Mandatory Requirement 3.

2 IEQ Credit 3.0 Low VOC Materials 2 Preliminary Review: The IGBC Green Homes Template and narrative submitted states that the projectintends to source low VOC content paints, adhesives and sealants which are within thepermissible limits as per the credit compliance. The proposed list of vendors along withtheir applications is submitted. A declaration letter from the developer stating the projectsintention to meet the credit compliance is submitted. This meets the credit requirement.

IEQ Credit 4.0 Carpets

IEQ Credit 5.0 Building Flush Out

3 IEQ Credit 6.0 Day Lighting, 75%, 85%, 95% 3 Preliminary Review: Please refer the Preliminary Review comments under IEQ Mandatory Requirement 2.

Technical Advice:Please address the technical queries raised under IEQ Mandatory Requirement 2.





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Not Pursuing IEQ Credit 7.0 Cross Ventilation 2 Preliminary Review:Not Pursuing





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1 INN Credit 1.1 Innovation & Design Process 1 Preliminary Review: The project has applied under for innovation under Green Education. The project teamhas submitted a narrative stating that the Project CENTURY ISTANA is to impartknowledge on Sustainability, Energy, Environment and Occupational Health & Safety(EHS) through communication, educational & awareness programs to the occupants ofthe building and to the visitors. The education program has been designed so as to havesignages & self-educative leaflets, display panels and education for tenants. This meetsthe intent of the innovation credit.

1 INN Credit 1.2 Innovation & Design Process - 100% Black & Grey Water Treatment

1 Preliminary Review: The project is applying for innovation for treating 100% grey and black water generatedon-site. The submitted narrative states that the project intends to install on-site STP totreat 100% of waste water (grey & black) generated. The calculations submitted indicatesthat 73 KLD of waste water (grey & black) is generated and the proposed capacity of theproposed STP is 100 KLD. The submittal includes a brief write-up on treatment process,flow diagram of the proposed STP, water balance calculations and a site plan showingthe location of the proposed STP. This meets the innovation credit requirement.

Innovation & Design Process Possible Points:





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1 INN Credit 1.3 Innovation & Design Process - Heat Island Effect Roof 100%

1 Final Review: The project team is applying for the exemplary performance under SS-Credit 3: HeatIsland Effect Roof 100% covered by china mosaic. The credit has been awarded andproject meets the requirement under exemplary performance.

Preliminary Review: The project is applying for exemplary performance under MR credit 1.0. The submittedIGBC Green Homes Template and narrative states that the project aims to reduceatleast 95% of waste generated during construction from being sent to landfills. Thesubmittal includes identified list of construction waste likely to be generated whichincludes steel & aluminum, broken bricks, cement/ concrete bags, packing material,shuttering material, stone wastage, broken tiles, glass, etc., The submittal includesdisposal strategies for each of the above construction waste. The project team hasprovided a format to record the total waste material generated and quantities.

However, more details are required to award this credit.

Technical Advice:Please submit the following:1. Submit a gestimate calculations of waste generated in the site (Kg or Volume).2. Clarify, how all the construction waste generated on-site will be disposed or reusedwithin the site.3.Conceptual site plan highlighting the proposed construction waste management yard.Submit a waste management plan during construction, including expected waste duringconstruction and plan for reusing and avoiding sending the waste to landfill sites. Please Note: Even though, base credits under Material are awarded. For Pre-certification, project attempting materials credit, must submit detailed information such as calculations, letters from manufacturers, etc.,

1 INN Credit 2.0 IGBC AP 1 Preliminary Review: The IGBC Green Homes Template and narrative states that the project team hasincluded an IGBC AP as part of the project team. The submittal includes a copy of theIGBC AP certificate of Ms. Ashalatha B R who is involved in the project. Hence thisinnovation credit is awarded.

Documents

IGBC Green Homes Ver1 Precertification Final Review- Century Istana, Bangalore