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© Environmental Design Solutions Pvt. Ltd.
Environmental Design Solutions Pvt. Ltd
�Delhi �Mumbai �Pune �Bangalore �Chennai �Washington DC
LEED Rated Government Buildings
Green Building Congress
Tanmay Tathagat
Delhi | October 21 2011
© Environmental Design Solutions Pvt. Ltd.
Government Sector
Construction
© Environmental Design Solutions Pvt. Ltd.
Who is resposible for building and
maintaining Govt. buildings?
� CPWD: all Central Government assets and All India Radio
� Railways
� Defence
� Communication
� Atomic Energy
� Airports (National and International)
� All Public Sector Undertakings
Source: Annual Report 2008-2009
© Environmental Design Solutions Pvt. Ltd.
CPWD Construction Work Load
Yr.2008 - 2009 Rs. 5,047 croreNew Construction: Work Load Health care / Medical
Sport
Educational Institutes
Accommodation & Hostel
Office Buildings
Special Economic Zones
Transport Infrastructure
such as Airports, Railways,
Roads, Ports development
Utilities
Approx. 25%
Approx. 75%
Yr.2010 - 2011 ~ Rs. 10,000 crore
© Environmental Design Solutions Pvt. Ltd.
Govt. Commitment to Green Buildings
�All new CPWD buildings to be built as
Green Buildings
�That’s over 50 million ft2 of construction
per year!!!
�Other Agencies add even more!!
�IITs, Central Universities, Hospitals,
© Environmental Design Solutions Pvt. Ltd.
Passive Design for Comfort & Energy
SavingsCase: Central University Rajasthan
6
~60% Increase in
Comfort Hours
~60% Increase in
Comfort Hours
Worst Case Design
with no
consideration of
Orientation Shading
or Ventilation
Passive Design Strategies
Best Case Design
incorporating all the
Passive and Low
Energy Strategies
Adaptive Comfort in
a Passive House
Allows Greater
Number of Hours in
the Comfort Range
© Environmental Design Solutions Pvt. Ltd.
Passive Design Process:
Optimizing Orientation
7
Cooling Need
(kW)
8.58
8.65
8.62
8.12
7.77
8.09
8.37
8.44
8.90
9.25
9.57
9.50
Optimum North-South Axis
Lowest Cooling Demand
© Environmental Design Solutions Pvt. Ltd.
What about Existing Buildings?
�Audit of Govt Buildings
�Pilot ESCO Projects
�Initiatives on Cool Roofs
�All new Govt Buildings in Delhi and Hyderabad..
�Conversion of Existing Govt Buildings
�Starting with Govt Schools in Delhi
© Environmental Design Solutions Pvt. Ltd.
�water and energy use, sustainable
purchasing, waste stream management,
and ongoing indoor environmental
quality.
LEED EB : sustainability of ongoing
operations of existing buildings.
EXISTING
BUILDINGS
HOMES
NEIGHBOURHOOD DEVELOPMENT
COMMERCIAL INTERIORS
CORE AND SHELL
NEW CONSTRUCTION
SCHOOL, RETAIL, HEALTHCARE
DESIGN CONSTRUCTION OPERATIONS
Source: www.usgbc.org
100 POINT SCALE
40CERTIFIED
50SILVER
60GOLD
80PLATINUM
© Environmental Design Solutions Pvt. Ltd.
Existing Government Buildings Sector
© Environmental Design Solutions Pvt. Ltd.
LEED EB:O&M for Government Projects
EB
Feasibility
EB
Feasibility
Policies &
Procedures
Implementation
Policies &
Procedures
Implementation
Performance
Period
Performance
Period
CertificationCertification
Assessment
& Planning
Assessment
& Planning
Optimization
Implementation
Optimization
Implementation
VerificationVerification
Ongoing Training/
Monitoring
Support
Ongoing Training/
Monitoring
Support
Source: www.usgbc.org
-Benchmarking
energy & water
-Feasibility evaluation
-Purchasing
- Waste handling
- housekeeping
- Landscaping
Continued Training
-Utility bill analysis
- Review all reports
- High level commissioning
- Gap Analysis for metering & IAQ
- Investigate available incentives
- recommendations - Timing
- cost estimates - paybacks
- LCA - incentives
- detailed layouts for energy, water,
envelope, IAQ, metering and
refrigerants.
- project management
- training and systems manual
- commissioning
© Environmental Design Solutions Pvt. Ltd.
Case Studies
Government Buildings
© Environmental Design Solutions Pvt. Ltd.
IGP Office Complex, Gulbarga
1st LEED certified Government project : Police Bhavan
LEED NC Gold
BUA 3.3 million sq ft
Project Cost Rs. 32.2 million
Owner Karnataka State Police Department
Source: IGBC
© Environmental Design Solutions Pvt. Ltd.
Source: http://www.ksphc.org/GreenBuildings.htm
IGP Office Complex, Gulbarga
PASSIVE DOWNDRAFT EVAPORATING COOLING
COMPOSITE MASONRY SANDWICHED WITH RAT TRAPS
ROOT ZONE TREATMENT SYSTEM
SOLAR POWERED WATER PUMPING STATION
SOLAR PANELS GENERATE 3600W
100% RAINWATER HARVESTED
© Environmental Design Solutions Pvt. Ltd.
Thyagaraj Stadium – Common Wealth Games, Netball Venue, New Delhi
Sports Facility
Target Rating SILVER, LEED India NC
BUA 3,28,588 sq ft
© Environmental Design Solutions Pvt. Ltd.
Thyagaraj Stadium – Common Wealth Games, Netball Venue, New Delhi
CNG POWERED GAS TURBINE
INSULATED CONSTRUCTION
1 MW SOLAR PV POWER GENERATION
SEWAGE TREATMENT PLANT
GREEN HOUSEKEEPING
WATER EFFICIENT LANDSCAPE
© Environmental Design Solutions Pvt. Ltd.
Energy
Savings
Recycle
Waste
Views
>42%
>50%
>95%
<75%
Water
Savings
Thyagaraj Stadium – Common Wealth Games, Netball Venue, New Delhi
© Environmental Design Solutions Pvt. Ltd.
Rajiv Gandhi International Airport,
Hyderabad
Source: IGBC
LEED NC Silver
BUA 1,200,000 sq ft
Owner GMR HIAL
http://www.hyderabad.aero/environment.aspx
© Environmental Design Solutions Pvt. Ltd.
Rajiv Gandhi International Airport,
Hyderabad
Source: http://www.hyderabad.aero/environment.aspx
100% RAIN WATER HARVESTING
TOP SOIL CONSERVATION
Energy
Savings
>23%
>30%Water
Savings
100% GREY WATER TREATMENT
EFFICIENT CHILLERS, LIGHTING CONTROLS,
REDUCED LIGHTING POWER DENSITY
© Environmental Design Solutions Pvt. Ltd.
Indira Gandhi International Airport
Terminal 3
One of the World’s Largest Gold Certified Airport
Terminal
LEED NC Gold
BUA 7,001,973 sq ft
Project Cost 8500 crores
(Terminal 3 & Allied Facilities)
© Environmental Design Solutions Pvt. Ltd.
Indira Gandhi International Airport
Terminal 3
100% LANDSCAPE IRRIGATION & AC
MAKEUP BY RECYCLED WATER
ZERO DISCHARGE SITE
ENERGY STAR RATED EQUIPMENTS
CAR POOLING PROGRAM FOR EMPLOYEES
GENERATION OF 8MW ELECTRICITY OF USE
IN AIPORT BY WASTE AT PLANT IN GAZIPUR
© Environmental Design Solutions Pvt. Ltd.
Indira Gandhi International Airport
Terminal 3
GREEN HOUSEKEEPING
GREEN EDUCATION
CRI CERTIFIED CARPETS
MATERIALS WITH HIGH RECYCLED CONTENT
LOW VOC INTERIOR FINISHES
100% DEPARTURE LEVEL IS DAYLIT
ENERGY EFFICIENT LIGHTING WITH
DAYLIGHT SENSORS
© Environmental Design Solutions Pvt. Ltd.
Indira Gandhi International Airport
Terminal 3
Energy
Savings
Recycle
Waste
Views
>10%
>65%
>95%
>90%
Water
Savings
© Environmental Design Solutions Pvt. Ltd.
Anna Centenary Library
http://www.glazette.com/green_building_view.php?gid=5&page=2
Source: www.lcsind.org/certified_projects.html
PUBLIC LIBRARY , CHENNAI
LEED NC Gold
BUA 0.4 million sq ft
Owner Government of Tamil Nadu
© Environmental Design Solutions Pvt. Ltd.
Anna Centenary Library
Energy
Savings
>28%
>65%Water
Savings
LOW VOC INTERIOR FINISHES
ENHANCED FRESH AIR VENTILATION
CO2 MONITORING
100% RAIN WATER HARVESTING
PASSIVE DESIGN : SHADING OPTIMIZATION
DAYLIGHT OPTIMIZATION
http://www.glazette.com/green_building_view.php?gid=5&page=2
Source: www.lcsind.org/certified_projects.html
© Environmental Design Solutions Pvt. Ltd.
Jawaharlal Nehru Bhawan – MEA Headquarters, New Delhi
Government Office Building
Targeted Rating LEED NC Gold
BUA 3,29,150 sq ft
Project Cost Rs.83 crore
Owner Ministry of External Affairs
© Environmental Design Solutions Pvt. Ltd.
Jawaharlal Nehru Bhawan – MEA Headquarters, New Delhi
GREEN ROOF & GRASS PAVERS
ATRIUM & COURTYARD INTEGRATION
WATER EFFICIENT LANDSCAPE
© Environmental Design Solutions Pvt. Ltd.
INSULATED CONSTRUCTION
GREEN HOUSEKEEPING
VRF AIR CONDITIONING
Jawaharlal Nehru Bhawan – MEA Headquarters, New Delhi
© Environmental Design Solutions Pvt. Ltd.
Jawaharlal Nehru Bhawan – MEA Headquarters, New Delhi
Energy
Savings
Recycle
Waste
Views
>20%
>56%
>97%
>90%
Water
Savings
© Environmental Design Solutions Pvt. Ltd.
Tamil Nadu Legislative Assembly
Photo Courtesy: Thehindu.com
Source : IGBC
One of the first certified Assembly Building
Rating Achieved LEED NC Gold
BUA 937,092 sq ft
Project Cost Rs. 450 crore
Owner Tamil Nadu Government
© Environmental Design Solutions Pvt. Ltd.
Photo Courtesy: Truthdive.com
Tamil Nadu Legislative Assembly
50% OCCUPANTS HAVE CONTROL OVER AIR
CONDITIONING SYSTEMS
USE OF HIGH RECYCLED MATERIALS
90% OCCUPANTS HAVE CONTROL OVER
LIGHTING
100% WASTE WATER TREATMENT
USE OF THERMAL MASS
52% POTABLE WATER REDUCTION
© Environmental Design Solutions Pvt. Ltd.
Indira Paryavaran Bhavan, New Delhi
Office Building
Target Rating LEED India Platinum
Project Cost Rs. 128.63 crores
BUA Approx. 2 lakh sq ft.
Owner Ministry of Environment and Forests
Source: http://www.indiraparyavaranbhawan.com
© Environmental Design Solutions Pvt. Ltd.
Indira Paryavaran Bhavan, New Delhi
CONDENSOR WATER HEAT REJECTION BY
GEOTHERMAL MECHANISM
CHILLED BEAM SYSTEM AND HRW
WATER COOLED SYSTEM
ENERGY EFFIEICENT LIGHTING FIXTURES
WITH LUX SENSORS
TARGETTING NET ZERO
Source: http://www.indiraparyavaranbhawan.com
SOLAR THERMAL FOR HOT WATER
SOLAR POWERED EXTERNAL LIGHTING
ONSITE RENWABLE ENERGY GENERATION –
PHOTOVOLTAIC CELLS
© Environmental Design Solutions Pvt. Ltd.
GRASS PAVER BLOCKS – RECHARGING
GROUND WATER
WATER EFFICIENT LANDSCAPING
WASTE WATER TREATMENT AND REUSE
Indira Paryavaran Bhavan, New Delhi
MATERIALS : FLY ASH BRICKS, AAC BLOCKS,
JUTE BAMBOO COMPOSITES
LOW VOC INTERIOR MATERIALS
EM TECHNOLOGY FOR BIO DIGESTION OF
ORGANIC WASTE
Source: http://www.indiraparyavaranbhawan.com
© Environmental Design Solutions Pvt. Ltd.
Why Green Government Buildings?
�Market Impact
�Cost
�Availability
�Lasting Impact
�Procurement Practices
�Setting the course
�Visibility
�Productivity
© Environmental Design Solutions Pvt. Ltd.
Mainstreaming - accumulation of multiple
influences
EE in the Building Sector 36
© Environmental Design Solutions Pvt. Ltd.
Housing Demand Growth in India
>70 Million New Urban Houses Needed Over the Next 20 Years
Source: Planning Commission 11th Plan Report & EDS Analysis
EE in the Building Sector 37 © Environmental Design Solutions Pvt. Ltd.
Large influence of Housing Projects: Energy
Use & Saving Potential
38
Unconditioned: Energy Savings of Over 375 kWh ~ Rs 1,125/Yr
30%
Air Conditioned Units: Potential for Energy Savings of
Over 1,500 kWh ~ Rs 4,500/Yr with Appliances and
Over 800kWh ~ Rs 2,400/Yr without other Appliances
45%
Unconditioned Air Conditioned
© Environmental Design Solutions Pvt. Ltd.
Embodied Energy in the Typical Unit
RCC Roof, Slabs & Frame
46%
External & Internal Walls
46%
Alternate Walling & Roof/Slab Materials
and Technologies will yield the Most
Benefit
EE in the Building Sector 39 © Environmental Design Solutions Pvt. Ltd.
20 Year Life Cycle Energy Use: Importance
of Material Energy
After 20 Years
Embodied Energy = 60%
Operational Energy = 40% After 20 Years
Embodied Energy = 32%
Operational Energy = 68%
Unconditioned Air Conditioned
EE in the Building Sector 40
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Our Shared Future: Low Impact
Development
EE in the Building Sector 41 © Environmental Design Solutions Pvt. Ltd.
Thank You
Environmental Design Solutions Pvt. Ltd
�Delhi�Mumbai�Pune�Bangalore�Chennai�Washiington DC
Tanmay Tathagat
www.edsglobal.com