microsoft word - comparison of leed, griha and bee

An overview of rating systems (SEMINAR –II)

Critical appraisal of Environmental Building Assessment Tools and Methods Page 21

Sr. No. Sustainability

Agenda/Parameters

LEED GRIHA BEE Star rating

I Introduction It is meant for rating new and

existing Commercial,

institutional and high-rise

Residential building.

All buildings, except for

industrial complexes and

housing colonies, which are in

the design stage, are eligible for

certification under the TERI

system.

Buildings include offices, retail

spaces, institutional buildings,

hotels, hospital buildings,

healthcare facilities, residences,

and multi-family high-rise

buildings

existing buildings which

are minimum one year old

after construction/

Buildings include office

buildings, BPO as of now.

Hospitals and hotels in

process

II Classification 1. Sustainable sites

2. Water Efficiency

3. Energy and Atmosphere

4. Materials and Resources

5. Indoor Environmental Quality

6. Innovation& Design process

1. Site Planning

2. Health and well being

during construction

3. Conservation and

efficient utilization of

resources

4. Recycle, reuse, and

recharge of water

5. Health and well-being

6. Operation and

maintenance

7. Innovation points

Energy performance index

to be measured depending

upon the building types,

location and area of air

conditioning


Critical appraisal of Environmental Building Assessment Tools and Methods 2

Design, construction and

operation and Maintenance

related aspects are dealt in each

of the categories as and when

Relevant

The stages of the life cycle that

have been identified for

evaluation are the

preconstruction, building design

and construction, and building

operation and Maintenance

stages.

Relevant in post

occupancy stage.

III Certification Certification is provided as per

the scores obtained as follows

Score rating

26 - 32 certified

33 – 38 silver

38 – 51 gold

51 – 69 platinum

Certification is provided as per

the scores obtained as follows

Score Rating

50-60 one star

61-70 two star

71-80 three star

81-90 four star

91-100 five star

Certification is provided

as per the scores obtained

as follows:

One to five star rating

based on the yearly

Energy performance Index

(EPI) as per climatic zones

and also air conditioned

areas.

IV Site Planning

Preserve and protect landscape

during construction

/compensatory depository

forestation

Reduce site disturbance: protect

or restore habitat ( Points given :

1)

Preserve and protect landscape (

Point given: 5)

%age weightage: 5%

No weightage



%age weightage: 3%

Soil conservation( Post

construction)

Storm water design: Quantity

control (Point given:1)

Storm water design: Quality

control( Point given: 1)

%age weightage: 3%

Conservation of soil through

various methods as per technical

background in GRIHA manual (

points given: 4)

%age weightage: 4%

-

Design to include site features Included in innovation in design

Weightage given: 1.5%

Points given: 2

Weightage given: 2%

-

Reduce hard paving on site Heat island effect,non roof

(points given: 1)

Weightage given: 1.5%

Measures given on how to

reduce hard paving on site.

(points given: 2)

Weightage: 2%)

-

Enhance outdoor lighting

system efficiency

Light pollution reduction

(points given:0)

Points given: 4

Weightage given:4%

Optimisation of outdoor

lighting system is

necessary in order to

reduce overall lighting

load

No weightage as such

given

Plan utilities efficiently and

optimize on site circulation

efficiency

Reduced site disturbance,

development footprint(points

given: 1)

Minimize road and pedestrian

walkway length by appropriate

planning and provide aggregate

corridors for utility lines.

-



Weightage give: 2% Weightage given: 3%

V Health and well being during

construction

Reduce air pollution during

construction

Outdoor Air Delivery

Monitoring (points given: 1)

Weightage given: 2%

Ensure proper screening,

covering stockpiles, covering

brick and loads of dusty

materials, wheelwashing facility,

and water spraying

facility.(points given: 2)

Weightage given: 2%

-

Provide, at least, minimum

level of sanitation/safety

facilities for construction

workers

- Compliance with National

Building Code norms on

construction safety for ensuring

safety during construction

(Points :2)

Weightage given: 2%

-

VI Conservation and efficient

utilization of resources

Reduce landscape water

requirement

Water efficient landscaping,

reduce

by 50%(Point given:1)

Water efficient landscaping, no

potable use or no irrigation

(Point given:1)

Weightage given: 3%

Landscape using native species

and reduce lawn areas while

enhancing the irrigation

efficiency and reducing the water

requirement for landscaping

purposes.( Points given:3)

Weightage given: 3%

-

Reduce the water use by the Water use reduction, 20% Reduce building water use by -



building reduction( Points given:1)

Water use reduction, 30%

reduction(Points given:1)

Weightage given: 3 %

applying low-flow fixtures and

other similar tools ( Points:2)

Weighatge: 2%

Efficient water use during

construction

- Use materials such as pre-mixed

concrete for preventing loss

during mixing. Use recycled

treated water and control the

waste of curing water. (Points

given:2)

Weightage : 2%

-

Optimize building design to

reduce conventional energy

demand

Thermal comfort, Design

(point:1)

Daylight & Views, daylight 75%

of spaces( point: 1)

Daylight & Views, Views for

90% of spaces( point:1)

Weightage: 4%

Plan appropriately to reflect

climate responsiveness, adopt an

adequate comfort range, less air-

conditioned areas, day lighting,

avoid over-design of the lighting

and air-conditioning systems (

points:8)

Weightage: 8%

Essential part of the rating

system to minimize

thermal load, air

conditioning load, building

envelope and lighting

sytem.

Optimize energy performance

of building within specified

comfort

Optimise energy performance

(points: 10)

Weightage:15%

Ensure that energy consumption

in building under a specifi ed

category is 10%–40% less than

that benchmarked through a

simulation exercise ( points:16)

Weightage: 16%

Utilization of flyash in building Recycled Content, 5% (Point:1) Use of fly-ash for RCC -



structure

Recycled content, 10% (Point:1)

Weightage: 3%

(reinforced cement concrete)

structures with in-fi ll walls and

load bearing structures, mortar,

and binders (Points: 6)

Weightage: 6%

Reduce volume and weight,

and time of construction by

adopting efficient technologies

(for example, pre-cast systems,

and so on)

- Replace a part of the energy-

intensive materials with less

energy-intensive materials and/or

utilize regionally available

materials, which use low-

energy/energy-efficient

technologies

(points:4)

Weightage: 4%

-

Use low-energy material in

interiors

Regional Materials, 20% 1

Regional Materials, 50%(Point:

1

Rapidly Renewable Materials

(Point:1)

Certified Wood (Points:1)

Weightage: 6%

Minimum 70% in each of the

three categories of interiors

(internal partitions,

panelling/false ceiling/

interior wood finishes/in-built

furniture door/window frames,

flooring) from low-energy

materials/finishes to minimize

the usage of wood. (Points:4)

Weightage:4%

Low energy materials

would help in reducing

heat emission in the

interiors, thus reducing

latent and sensible heat.

Renewable energy utilization Onsite Renewable Energy, 5%,

10%,

20% (Point:3)

Green Power 50% (Point:1)

Weightage:6%

Meet energy requirements for a

minimum of 10% of the internal

lighting load (for general

lighting) or its equivalent from

renewable energy sources (solar,

wind, biomass, fuel cells, and

others). Energy requirements

will be calculated based on

Lighting design shall be

based on minimum

requirements as per NBC

2005 (BIS 2005d)



realistic assumptions which will

be subject to verification during

appraisal (Points: 5)

Weightage:5%

Renewable-energy-based hot

water system

- Meet 20% or more of the annual

energy required for heating water

through renewable energy based

water-heating systems.

An important component

in reducing the energy

consumption.

VII Recycle, reuse, and recharge

of water

Waste-water treatment Innovative Wastewater

Technologies (Point:2)

Weighatge: 3%

Provide necessary treatment of

water for achieving the desired

concentration of effluents. This

criteria shall not apply to projects that have waste water

generation on site less than 10

kL/day (Points:2)

Weightage:2%

Not a part of energy

auditing.

Water recycle and reuse

(including rainwater)

Water Efficiency in Air

conditioning System -reduce by

50% (Point:1)

Weighatge:2%

Provide on-site waste water

treatment for achieving

prescribed concentration,

rainwater harvesting, reuse of

treated waste water and

rainwater for meeting the

building’s water and irrigation

demands. (Points: 5)

Weightage: 5%

-

Reduction in waste during

construction

Construction Waste Ensure maximum resource

recovery and safe disposal of

wastes generated during

-



Management (points:2)

Weightage: 3%

construction and reduce the

burden on landfill. (1 point)

Weightage: 1%

Efficient waste segregation Use different coloured bins for

collecting different categories of

waste from the building. (1

point)

weightage: 1%

-

Storage and disposal of wastes Allocate separate space for the

collected waste before

transferring it to the

recycling/disposal stations.

(1 point)

Weighatge:1%

-

Resource recovery from waste Resource Reuse, 5% (Point:1)

Resource Reuse, 10% 1

(Point:1)

Weightage :3%

Employ resource recovery

systems for biodegradable waste

as per the Solid Waste

Management andHandling

Rules, 2000 of the MoEF. Make

arrangements for recycling of

waste through local dealers.

(Points:2)

Weightage:2%

-

VIII Health and well-being

Use low-VOC

paints/adhesives/sealants

Low emitting materials,

adhesives &

Sealants (Points: 1)

Low emitting materials, Paints 1

Use only low VOC paints in the

interior of the building. Use

water–based rather than solvent-

based sealants and adhesives.

-



Low emitting materials, carpet

(Point: 1)

Low emitting materials,

Composite

wood & Agrifiber products

(Point:1)

Indoor chemical & pollutant

source control (Point:1)

(Points:3)

Weightage:3%

Minimize ozone depleting

substances

Ozone Depletion (Point:1)

Weightage:2%

Employ 100% zero ODP (ozone

depletion potential) insulation,

HCFC (hydrochloro-fl

uorocarbon)/and CFC (chlorofl

uoro carbon), free HVAC, and

refrigeration equipment/and

halon-free fire suppression and

fire extinguishing systems.

(point: 1)

Weightage: 1%

-

Ensure water quality - Ensure groundwater and

municipal water meets the water

quality norms as prescribed in

the Indian Standards for various

applications (Indian Standards

for drinking [IS 10500-1991],

irrigation applications [IS 11624-

1986]). In case the water quality

cannot be ensured, provide

necessary treatment of raw water

for achieving the desired

concentration for various

applications. (2 points)

Weightage: 2%

-



Acceptable outdoor and indoor

noise levels

- Ensure outdoor noise level

conforms to the CPCB (Central

Pollution Control Board)–

Environmental Standards–Noise

(ambient standards) and indoor

noise level conforms to the NBC

(National Building Code of

India) 2005 (BIS 2005a). (2

points)

Weightage:2%

-

Tobacco and smoke control Increased Ventilation, 30%

above ASHRAE 62.1

requirements (Points: 1)

Construction IAQ management

plan, during construction

(Points: 1)

Construction IAQ management

plan, before occupancy (Point:1)

Weightage: 4%

Zero exposure to tobacco smoke

for non-smokers, and exclusive

ventilation for smoking rooms.

(Point:1)

Weightage: 1%

-

Provide at least the minimum

level of accessibility for

persons with disabilities

- To ensure accessibility and

usability of the building and its

facilities by employees, visitors,

and clients with disabilities (1

point)

Weightage: 1%

-

IX Energy audit and validation Additional Commissioning

(Point:1)

Weightage: 2%

Energy audit report to be

prepared by approved auditors of

the Bureau of Energy Efficiency

BEE),Government of India. (0

point)

• Study the lighting loads

• Computation of installed

load efficacy ratio(ILER)

• Check lux distribution at



all floors

• Study of energy bills

• Substation and

verification of NDMC

Metering

• Performance evaluation

of central AC plant,

window and split ACs.

• Study of energy use and

awareness of energy

conservation programme

X Operation and maintenance - Validate and maintain ‘green’

performance levels/adopt and

propagate green practices and

concepts (Points:2)

The auditing is done at the

operation stage of the

building only. Required to

validate performance

every year.

XI Innovation points (Beyond 100 points)

alternative transportation Alternative Transportation,

Public Transportation

Access (Point: 1)

Alternative Transportation, Low

Emission & Alternative Fuel

Refueling Stations (Point:1)

Weightage:3%

alternative transportation (1

Point)

Weightage:1%

-

environmental education Innovation in design (green Weightage:1% -



education) Point:1

company policy on green

supply chain

- Weightage:1% -

life cycle cost analysis - Weightage:1% An important part of

energy conservation

measures.

any other criteria proposed by

applicant

Innovation in design (point:1) Weightage:1% -

Total: 52 points Total: 100 points -

Therefore, any building that is 5 star rated as per GRIHA rating system shall be Platinum rated as per LEED rating.

GRIHA - (50-60) - One Star; (61-70)- Two Star; (71 -80)- Three Star; (81-90)- Fours Star; (91-100)- Five Star

LEED - Certified 26-32 points, Silver 33-38 points, Gold 39-51 points, Platinum 52-69 points

Criterias not covered by GRIHA RATING SYSTEM, but considered by LEED rating system

• Brownfield Redevelopment

• Measurement & Verification

• Building reuse, maintain 75% of existing walls, floors and roof

• Building reuse, maintain 100% of existing walls, floors and roof

• Building reuse, maintain 100% shell + 50% non shell

• Controllability of Systems, Perimeter 1

• Controllability of systems, Non-Perimeter

• Thermal comfort, Verification - 6 to 18 months

Critical appraisal of Environmental Building Assessment Tools and Methods

• LEED accredited professionals

A. LEED RATING SYSTEM

Health and well being

13%

Energy audit and

validation

1%

Operation and maintenance

0%

%weightage of GRIHA CRITERIAS IN LEED RATING SYSTEM

An overview of rating systems

Assessment Tools and Methods

Site Planning6

12%

Health and Well Being during

construction

Conservation and efficient


38%

Recycle,reuse and

recharge of water

10%


Others

25%



Page 33

Health and Well Being during

construction

1%




Critical appraisal of Environmental Building Assessment Tools and Methods

Recycle,reuse, and recharge

of water

12%

energy audit and

validation

0%

%weightage of criterias on GRIHA rating system

An overview of rating systems

Assessment Tools and Methods

Site Planning

20%



52%

Health and

well being

10%

energy audit and

validation

0%

Operation and maintenance

2%

weightage of criterias on GRIHA rating system


Page 34


during construction

4%

microsoft word - comparison of leed, griha and bee

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