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http://www.ohm-advisors.com - Gary Sebach, Principal and Director of Architecture for OHM’s new division, Bird Houk, explains green buildings. Gary answers the most common questions about green buildings, sustainability and LEED. Sebach also shares a simple six step approach to LEED.
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Green Buildings.
Green Buildings
March 12, 2010
Presenter Gary L. Sebach, AIA, LEED AP
Today’s Agenda
What are “Green Buildings” and LEED?Cost & Benefits of LEED
Green Buildings.
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What does it mean…
• Energy Efficient (High Performance)• Low Impact on Environment
• low use of natural resources• low waste of materials
• Improve Lives• low exposure to unhealthy gases & materials• improved air quality• Improved indoor & outdoor environments
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Typical Commercial Construction
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Typical Commercial Construction
• 2 ½ pounds of solid waste / sq. ft. into our landfills (136 million tons / year)
• Compare to 209.7 tons of Municipal solid waste / year
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Typical Commercial Construction
• Impacts natural, biologically diverse habitats
• 40% consumption of raw materials per year
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Typical Commercial Construction
• It is estimated that businesses lose
$60-$400 billion annually as a result of building-related illness
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Why make a building Green?• Reduced waste• Improve indoor environmental quality• Improve employee attendance
productivity, recruitment and retention• Create a healthier environment
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Why make a building Green?
• Reduce energy bills by 15% - 40% per year
• Simple payback on initial cost in 3 to 10 years
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The idea behind LEED
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LEED Green Building Rating System
• Purpose is to establish consistent, measurable goals for Green Buildings
• Best Practices as mandated by the U.S. Green Building Council
• 8%-10% of all new construction projects are targeting LEED certification
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Levels of Certification
Version 3 (2009)
Certified 40-49 points
Silver 50-59 points
Gold 60-79 points
Platinum 80-110 points
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Balance!
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Balance What?
EnergyEnvironmentHealthEconomics
Initial Cost Future Savings
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costs and benefits of LEED
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average in add’l cost
Certified 2.5%
Silver 3.5%
Gold 3 – 5%
Platinum 4.5 – 8.5%
average in add’l cost
Certified 2.5%
Silver 3.5%
Gold 3 – 5%
Platinum 4.5 – 8.5%
Cost of LEED
Construction Costs
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LEED Rule of Thumb:
Budget 3% 3% hard costsand an additional
1% 1% -- 11½½% % for soft costsfor LEED certification
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Cost of LEED
Payback on LEED?Energy Savings Annual Utility Savings Typical Payback
Certified 20 – 30% $ .50 / sq ft 3 to 5 years
Silver 30 – 35% $ .70 / sq ft 5 to 7 years
Gold 35 – 45% $1.00 / sq ft 5 to 10 years
Platinum 45 – 50% $1.20 / sq ft 10+ years
Energy Savings Annual Utility Savings Typical Payback
Certified 20 – 30% $ .50 / sq ft 3 to 5 years
Silver 30 – 35% $ .70 / sq ft 5 to 7 years
Gold 35 – 45% $1.00 / sq ft 5 to 10 years
Platinum 45 – 50% $1.20 / sq ft 10+ years
!! NAIOP – commercial real estate development associationRecently disputed these numbers citing higher costs and longer payback periods
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• Location• Urban vs Rural• Climatologically
• Local/Regional building codes and zoning standards
• Available Resources• Knowledgeable/experienced Design Team• Knowledgeable/experienced Contractors• Access to “green” products and recycling facilities
Influence on Costs and Credits
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1. Conduct an Eco-Charette2. Assign costs to “Yes” and “Maybe” credits3. Research and finalize direction4. Track the points and document5. Submit to USGBC (after Design or
Construction)6. Wait for ruling from USGBC
Approach to LEED
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We’ve come a long way…
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Green Buildings
Green Buildings…• REDUCE energy consumption• REDUCE negative impact on our
environment• IMPROVE the quality and health of our
indoor environments• Should cost less to Own & Operate
Final Thoughts…
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Green Buildings
It is estimated that the value of Green building construction will be nearly
by next year
Final Thoughts…
$60 BILLION$60 BILLION
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Green Buildings
Every business day
$464 MILLION$464 MILLIONworth of constructionregisters with USGBC
Final Thoughts…
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Questions?
Green Buildings.
For more information
Gary L. Sebach, AIA, LEED AP
614.418.0600, ext [email protected]
U.S. Green Building Council
www.usgbc.org
