GRIHA
All the queries have been arranged according to GRIHA V 2015. However, the queries belong to all versions of GRIHA. You may search directly through the search bar or by searching new criterion on similar subject.
Criterion 1: Site Selection
- (#7927) Documentation to demonstrate compliance with UDPFI guidelines
- (#7842) Will PMSSY approved plans be acceptable to GRIHA
- (#542)Density interpretation on FSI increase
- Can Canteen be considered as a service in criterion 1, Appraisal 1.1.2?
- Can 1 point be earned if only 3 services are available near the project site?
- CRITERION 1 (Site Selection): Can 01 point be claimed considering that the site is located inside an educational campus?
Criterion 2: Low-impact design
- (#8167) Source of insolation values
- (#8093) Sketch-up software for insolation analysis
- (#8073) Insolation analysis
- (#515)Pyrosim software for CFD analysis
- (#380) Shading analysis to avoid solar PV shading
- (#8094) Solar insolation analysis
Criterion 3: Design to mitigate UHIE
- (#8262) Exclusions for areas treated with high SRI finishes
- (#604)SRI compliance in cold climates
- (#551)High SRI tiles in setback area
- SRI value for external pavement
- How should an open water body or swimming pool be considered for Criterion 5 Calculation under GRIHA V3
- According to criterion 05 (GRIHA Version 3), net paved area should not exceed 25% of the site area. So how would be the site area calculated for a new block being added to an existing project?
Criterion 4: Site imperviousness factor
Criterion 5: Air and pollution control
Criterion 6: Preserve & protect landscape during construction
- (#8212) Plantation requirement and plant factor for native grass
- (#817) Mature trees
- (#802) Top soil preservation for developed site
- (#732) Top- soil preservation in redevelopment site
- (#591)Diaphragm wall for maintaining slopes and carry out excavation during monsoon
- Accredited labs for soil fertility testing
Criterion 7: Construction management practices
Criterion 8: Energy efficiency
- (#8174) Power rating for air-cooled VRF system
- (#8232) System losses requirement in GRIHA
- (#771) Load losses for Transformer with Thermal Insulation class A or C
- (#533) Data Center in mixed use buildings
- (#8197) Building Envelope Peak Heat Gain Factor and EPI threshold for cold climate in GRIHA v2015
- (#8162) Installing DC motor fans in place of BEE star rated fans
Criterion 9: Renewable energy utilization
- (#7970) Solar PV installation on-site
- (#559)Solar hot water calculation
- The project is mixed use type consisting of a hotel block (24hr occupancy), service apartments(24 hrs occupancy) and retail part( 12 hrs occupancy). In this case, what percentage of HVAC and lighting load needs to be consider to achieve respective points
- What should be the minimum number of years that RECs should be purchased for to comply with Criterion 18?
- Can the project claim points In criterion 19 GRIHA Version 3, for installing SWH even though the hot water requirement is less than 500 lt/day?
- Can a Solar PV System installed within an institutional campus boundary be considered towards GRIHA compliance?
Criterion 10: Zero ODP materials
Criterion 11: Achieving indoor comfort requirements (visual/ thermal/ acoustic)
- (#8227) Approach to Indian Adaptive comfort model
- (#8222) Is SHGC mandatory in GRIHA since it is a prescriptive requirement in ECBC?
- (#704) Spandrel glass in WWR calculation
- (#481) Daylight factor for atrium kitchens/ food courts
- (#8209) Daylight requirement in exhibition spaces
- (#8192) Roof parapet in WWR calculations
Criterion 12: Maintaining good IAQ
Criterion 13: Use of low VOC paints and other compounds in building interiors
- (#8075) 3rd party certificate for low VOC content
- What is the percentage of VOC in paints to be considered a low VOC paint?
- Is there any norm of VOC for Carpets?
- Are there any norms of VOC for the Vinyl print (multi-color graphics) to be pasted on partition?
- Is there any VOC limit to be followed for Grout?
- Is there any VOC limit to be followed for polish to be applied for wooden surface?
Criterion 14: Use of low flow fixtures and systems
- (#8070) Flow rates of plumbing fixture with aerators
- (#795)Building occupancy calculation
- (#713)Online calculator is not equipped to handle the project complexities
- What is the number of uses to be considered in criterion 14 ( Use of low flow fixtures and systems) of GRIHA Version 2015?
- What are the baseline flow rates for water fixtures and flush fixtures for GRIHA Version 2015?
- What is the design pressure for faucets and flush fixtures?
Criterion 15: Reducing landscape water demand
- (#8212) Plant factor for native grass
- (#8149) How to get evapotranspiration data?
- (#8076) Plant factor of barren land
- (#7992) Irrigation system timer control
- (#7958) List of native trees
- (#7923) Water demand for existing trees in undisturbed areas
Criterion 16: Water quality
- (#843) Water quality for irrigation
- Can the average annual quantity of water from on-site water bodies used to capture rainwater be considered to meet per-capita water demand?
- Is providing a Sewage Treatment Plant a mandatory requirement to achieve 3 star rating?
- Does the wastewater treated with a Septic System comply with GRIHA requirements?
- A project is divided into two different phases, out of which only one phase is going for GRIHA rating. A combined STP is proposed for both the phases. So how can the project apply for points in Criterion 21 (GRIHA Version 03)?
- Can water be tested in any laboratory to ensure water quality in Criterion 28 (GRIHA Version 03)?
Criterion 17: On-site water reuse
- (#8180) Laundry water consumption for reuse calculations
- (#8179) STP treated water discharge during monsoon
- (#7831) Centralized STP and WTP for two GRIHA projects
- While calculating annual water reuse demand, can kitchen and lavatory faucet requirement be excluded?
- Will harvested rainwater diverted to various wells across the campus be accepted for compliance under Criterion 17 of the GRIHA Rating?
- Are the calculations performed for Criterion 21 (Water recycle and reuse (including rainwater), done for the entire year or just the rainy season?
Criterion 18: Rainwater recharge
- (#8135) Sizing of RWH system
- (#8206) Multiple queries for project with large rocky site area
- (#8190) Unavailability of peak hourly rainfall data
- (#560)Rain water Harvesting and Conservation Manual methodology
- Percent of rainwater to be recharged
- Rainfall data for rain water harvesting calculation
Criterion 19: Utilization of BIS recommended waste materials in building structure
- (#8241) Low energy materials in differnt categories
- (#8233) Procedure to calculate the total percentage of cement replaced with fly ash
- (#485) Solar PV for Hot water generation
- (#588)Is recycled Aggregate considered BIS recommended waste?
- Use of recycled aggregates in building structure.
- Use of waste material in building structure
Criterion 20: Reduction in embodied energy of building structure
- (#7850) Low energy walling material
- (#8035) Embodied energy reduction
- Embodied energy calculation.
- How to evaluate base case in a project that uses Post Tensioned slabs and AAC blocks as the design case?
- How to calculate reduction in embodied energy of building to demonstrate compliance with Criterion 20 of GRIHA Rating?
- Criterion 20 (GRIHA V2015) states that the reduction in combined embodied energy of load bearing structure and masonry walls should be demonstrated. Is a load bearing structure compulsory for achieving points in this criterion?
Criterion 21: Use of low-environmental impact materials in building interiors
- (#8082) Documentation requirement for rapidly renewable wood.
- (#580)Are UPVC frames considered as low energy material
- (#574)Is quarry dust considered an industrial waste in GRIHA
- (#574)Are cement tiles considered as low environmental impact flooring
- (#532)Low energy international materials
- Will a 3rd party certificate be required if the project uses products from the GRIHA product catalogue?
Criterion 22: Avoided post construction landfill
- (#576) Visitor population for water and waste calculations
- What category of waste generation norm should be considered in case of medical consultation rooms, labs or minor OT?
- Will a project which is part of an existing campus get points in Criterion 24 (GRIHA Version 03) if the waste is being sent to a centralized facility?
- Does the builder need to supply following things for attaining 3 star pre certification : 1) solar thermal system 2) garbage chute 3) rain water harvesting
Criterion 23: Treat organic waste on site
- (#8221) Organic waste calculation for a hotel project.
- (#8201) Organic waste treatment using crusher
- (#8031) Quantification of wet waste generation
- Can vermi composting be done off-site or should it only be done on site for meeting the requirements of Criterion 25 (GRIHA Version 03)?
- Is a centralized waste treatment system accepted for compliance with Criterion 25 (GRIHA Version 03)?
Criterion 24: Labor safety and sanitation
Criterion 25: Design for universal accessibility
Criterion 26: Dedicated facilities for service staff
Criterion 28: Smart metering and monitoring
- (#8226) Connecting to GRIHA online benchmarking platform
- (#8206) Connecting to GRIHA online benchmarking platform
- (#7987) GRIHA Online Benchmarking Platform
- (#7980) BTU meter requirement for each chiller
- (#611)Joint sub meter for lighting and ceiling fan load
- (#568)Extended water metering in Multi-dwelling projects
Criterion 29: Operation, maintenance protocols
- Who conducts the energy audit for demonstrating compliance with Criterion 32 (GRIHA Version 03)?
- When is the energy audit conducted for demonstrating compliance with Criterion 32 (GRIHA Version 03)?
- Is it necessary to install meters and sub-meters at individual dwelling unit level or they can be installed at common area level in an apartment?
Criterion 30: Performance assessment for final rating
- (#767) 2-way communication with GRIHA platform
- Documentation submission for audit and validation
- Audit for Energy, Thermal & Acoustic, Water and Visual parameters
- Can a BEE Certified ECBC master trainer be hired for doing the final audit instead of energy auditor?
- Should the project be fully commissioned for GRIHA rating?
- What is the time period for which the project GRIHA rating is valid?
Criterion 31: Innovation
- (#8122) Electrical vehicle charging points as an innovation strategy.
- (#876) Innovation point for E-charging slots
- (#846) Green walls
- (#648)Low smoke electrical cables as innovation point
- (#8129) THD Controller for innovation
- (#8080) Innovation points for organic waste management.