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Green Building Basics · U.S. Green Building Council The nation's foremost coalition of leaders...
Transcript of Green Building Basics · U.S. Green Building Council The nation's foremost coalition of leaders...
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Green Building Basics
Kim TrellaCT DEP Pollution Prevention
4/4/06
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The Many Names of “Green”
• Sustainable Design
• Green Architecture
• Energy-Conscious Design
• Healthy Building
• High-Performance Building
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Leadership in Energy & Environmental Design
Leadership in Energy & Leadership in Energy & Environmental DesignEnvironmental Design
A leading-edge system for designing, constructing, operating and certifying
the world’s greenest buildings.
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U.S. Green Building CouncilU.S. Green Building CouncilU.S. Green Building Council
The nation's foremost coalition of leaders from across the building industry working to promote buildings that are environmentally responsible, profitable, and healthy places to live and work.
The organization’s purpose is to:
•• IntegrateIntegrate building industry sectorsbuilding industry sectors
•• LeadLead market transformationmarket transformation
•• EducateEducate owners and practitionersowners and practitioners
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Why Was LEEDTM Created?Why Was LEEDWhy Was LEEDTM TM Created?Created?
To define “green” by providing a standard for measurement
To act as a design guideline
To promote a whole-building, integrated design processes
To establish market value with recognizable national “brand”
To transform the marketplace!
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Achievements of LEED
1. Wide range of green building issues defined
2. Performance goals established
3. Industry standards cited (“best practice”)
4. Built-in flexibility
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What does a
Building look like?
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Clearview Elementary School, Hanover, PA
Blanchard Hall, Mount Holyoke College
Environmental Studies Center, Oberlin College
3rd Creek Elementary School, Statesville, NC
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How does
work?
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LEED System Basics
» Contains – 7 prerequisites– 69 possible points
Each Prerequisite or Point consists of a specific green building initiative.
» Gives the following ratings:– Certified 26 Points– Silver 33 Points– Gold 39 Points – Platinum 52 Points
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LEEDTM Categories
» Sustainable Sites
» Water Efficiency
» Energy and Atmosphere
» Materials and Resources
» Indoor Environmental Quality
» Innovation and Design Process
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22 32 15 Possible Points 69
3 9 2 Possible Points 14 4 4 5 Possible Points 13Y ? N Y ? N
Y Prereq 1 Erosion & Sedimentation Control Y Prereq 1
1 Cred it 1 1 1 Cred it 1.1 11 Cred it 2 1 1 Cred it 1.2 11 Cred it 3 1 1 Cred it 1.3 1
1 Cred it 4 .1 1 1 Cred it 2 .1 11 Cred it 4 .2 1 1 Cred it 2 .2 11 Cred it 4 .3 1 1 Cred it 3 .1 1
1 Cred it 4 .4 1 1 Cred it 3 .2 11 Cred it 5.1 1 1 Cred it 4 .1 11 Cred it 5.2 1 1 Cred it 4 .2 11 Cred it 6 .1 1 1 Cred it 5.1 11 Cred it 6 .2 1 1 Cred it 5.2 11 Cred it 7.1 1 1 Cred it 6 1
1 Cred it 7.2 1 1 Cred it 7 11 Cred it 8 1
7 8 Possible Points 151 2 2 Possible Points 5 Y ? N
Y ? N Y Prereq 1
1 Cred it 1.1 1 Y Prereq 2
1 Cred it 1.2 1 1 Cred it 1 11 Cred it 2 1 1 Cred it 2 1
1 Cred it 3 .1 1 1 Cred it 3 .1 11 Cred it 3 .2 1 1 Cred it 3 .2 1
1 Cred it 4 .1 14 7 6 Possible Points 17 1 Cred it 4 .2 1Y ? N 1 Cred it 4 .3 1Y Prereq 1 1 Cred it 4 .4 1Y Prereq 2 1 Cred it 5 1Y Prereq 3 1 Cred it 6 .1 12 Cred it 1.1 2 1 Cred it 6 .2 1
2 Cred it 1.2 2 1 Cred it 7.1 12 Cred it 1.3 2 1 Cred it 7.2 1
2 Cred it 1.4 2 1 Cred it 8 .1 12 Cred it 1.5 2 1 Cred it 8 .2 1
1 Cred it 2 .1 11 Cred it 2 .2 1 3 2 Possible Points 51 Cred it 2 .3 1 Y ? N
1 Cred it 3 1 1 Cred it 1.1 11 Cred it 4 1 1 Cred it 1.2 1
1 Cred it 5 1 1 Cred it 1.3 11 Cred it 6 1 1 Cred it 1.4 1
1 Cred it 2 1
Reduced Site Disturbance , P ro tec t o r Res to re Open Space
Rapidly Renewable MaterialsCertified Wood
Recycled Content, Specify 25%
Recycled Content, Specify 50%
Local/Regional Materials , 20% Manufactured Lo ca lly
Local/Regional Materials , o f 20% Abo ve, 50% Harves ted Lo ca lly
Reduced Site Disturbance , Deve lo pment Fo o tprint
Stormwater Management, Rate and Quantity
Low-Emitting Materials , P a ints
Minimum IAQ PerformanceEnvironmental Tobacco Smoke (ETS) Control
Water EfficiencyIndoor Environmental Quality
Construction IAQ Management Plan, During Co ns tructio n
Construction IAQ Management Plan, Befo re Occupancy
Low-Emitting Materials , Adhes ives & Sea lants
Carbon Dioxide (CO2) MonitoringIncrease Ventilation Effectiveness
Innovation in Design: Specific TitleLEED™ Accredited Professional
Water Efficient Landscaping, Reduce by 50%
Water Efficient Landscaping, No P o table Us e o r No Irriga tio nInnovative Wastewater TechnologiesWater Use Reduction, 20% Reduc tio n
Water Use Reduction, 30% Reduc tio n
Innovation & Design Process
Daylight & Views , Views fo r 90% o f Spaces
Innovation in Design: Specific Title
Controllability of Systems , P erimete r
Innovation in Design: Specific Title
Innovation in Design: Specific Title
Controllability of Systems , No n-P erimeter
Thermal Comfort, Co mply with ASHRAE 55-1992
Thermal Comfort, P ermanent Mo nito ring Sys tem
Daylight & Views , Daylight 75% o f Spaces
Renewable Energy, 10%
Renewable Energy, 20%
Optimize Energy Performance , 60% New / 50% Exis ting
Renewable Energy, 5%
Fundamental Building Systems CommissioningLow-Emitting Materials , Carpe t
Low-Emitting Materials , Co mpo s ite Wo o dIndoor Chemical & Pollutant Source Control
Stormwater Management, Trea tment
Light Pollution Reduction
Landscape & Exterior Design to Reduce Heat Islands , No
Optimize Energy Performance , 40% New / 30% Exis ting
Optimize Energy Performance , 30% New / 20% Exis ting
Minimum Energy PerformanceCFC Reduction in HVAC&R EquipmentOptimize Energy Performance , 20% New / 10% Exis ting
Optimize Energy Performance , 50% New / 40% Exis ting
Materials & Resources
Construction Waste Management, Divert 50%
Construction Waste Management, Divert 75%
Resource Reuse , Spec ify 5%
Sustainable Sites
Green Power
Additional CommissioningOzone Depletion
Landscape & Exterior Design to Reduce Heat Islands , Ro
Alternative Transportation, P ublic Trans po rta tio n Acces s
Alternative Transportation, Alterna tive Fue l Refueling Sta tio ns
Measurement & Verification
Energy & Atmosphere
Alternative Transportation, P a rking Capacity
Storage & Collection of RecyclablesSite SelectionUrban RedevelopmentBrownfield Redevelopment
Building Reuse , Mainta in 75% o f Exis ting She ll
Alternative Transportation, Bicycle Sto rage & Changing Ro o ms
Building Reuse , Mainta in 100% o f Exis ting She ll
Building Reuse , Mainta in 100% She ll & 50% No n-She ll
Resource Reuse , Spec ify 10%
Certified 26 to 32 points Silver 33 to 38 points Gold 39 to 51 points Platinum 52 or more pointsTotal Project Score
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What are typical
Strategies and Technologies?
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LEEDTM Sustainable SitesCredit 4: Alternate Transportation
Credit 6: Stormwater Management
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LEEDTM Sustainable Sites
» Credit 7: Landscape and Exterior Design to Reduce Heat Islands
» Credit 8: Light Pollution Reduction
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LEEDTM Water Efficiency
» Credit 1: Water Efficient Landscaping
» Credit 2: Innovative Wastewater Technologies
» Credit 3: Water Use Reduction
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LEEDTM Energy and Atmosphere
» Prereq 1: Fundamental Building Systems Commissioning
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LEEDTM Energy and Atmosphere
» Credit 1: Optimize Energy Performance– Credits Based on Performance above ASHRAE 90.1-1999
NewBuildings
ExistingBuildings Points
20% 10% 2
30% 20% 4
40% 30% 6
50% 40% 8
60% 50% 10
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Energy Analysis
Lighting42%
Cooling13%
Heating6%
DHW2%
Equip.14%
Elevators8%
Fans and Pumps
11%
Energy Cost Breakdown by End Use
DOE-2 Computer Energy ModelingExample: Office Tower - Albany, New York
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LEEDTM Materials and Resources
» Credit 2: Construction Waste Management
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LEEDTM Materials and Resources
Recycled Ceramic/Glass Tiles
Recycled-content CeilingTiles
Recycled, Low-emission Carpeting
Credit 4:
Recycled Content
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LEEDTM Materials and Resources
Recycled Ceramic/Glass Tiles
Credit 5:
Local/Regional Materials
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LEEDTM Materials and Resources
Credit 7: Certified Wood Products
Credit 6:
Renewable Materials
(natural linoleum, cork, straw board)
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LEEDTM Indoor Environmental Quality
» Prerequisite 1: Minimum IAQ Performance
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LEEDTM Indoor Environmental Quality
» Credit 1: Carbon Dioxide (CO2) Monitoring
3 0 0
5 0 0
7 0 0
9 0 0
1 1 0 0
1 3 0 0
1 5 0 0
1 7 0 0
1 9 0 0
2 1 0 0
0 2 4 6 8 1 0 1 2 1 4 1 6 1 8 2 0 2 2 0
O utdo o r Air
R e turn Air
R o o m 1 1 2
R o o m 1 0 8
R o o m 1 1 5
R o o m 1 1 1
R o o m 1 0 7
R o o m 1 7 8
R o o m 1 0 5
CO 2 p p m
TIM E o f DAY
IAQ D AT AG RAP H M ONIT OR E D OF F ICE BU IL D IN G "C S " L o catio n s served b y A HU #2, Ju ly 2, 1997
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LEEDTM Indoor Environmental Quality
» Credit 4: Low-Emitting Materials
– Adhesives / Sealants
– Paints
– Carpet Systems
– Composite wood / agrifiber products
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LEEDTM Indoor Environmental Quality» Credit 8: Daylight and Views
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Benefits of Green BuildingBenefits of Green Building
EnvironmentalEnvironmental•• Reduce natural resource consumptionReduce natural resource consumption
Economic Economic •• Reduce operating costs, Improve bottom lineReduce operating costs, Improve bottom line
Health and SafetyHealth and Safety•• Enhance occupant comfort and healthEnhance occupant comfort and health
CommunityCommunity•• Minimize strain on local infrastructures, Minimize strain on local infrastructures,
improve quality of lifeimprove quality of life
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Working with LEED
» Can be used as a guideline only, OR… Projects can register with the USGBC
» Requires close integration of the entire project team
» Training and Accreditation available
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LEEDTM in the USALEEDLEEDTMTM in the USAin the USAFederal Government Use• General Services Administration (GSA)
• U.S. Army Corps of Engineers
• Department of State
State Government Use• New Jersey
• New York
• Massachusetts
Local Government• Arlington, VA
• Los Angeles, CA
• Seattle, WA
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CT DPW LEED/Green Projects
• Dinosaur State Park Visitor’s Center
• WCSU Science Building
• ECSU Science Building
• Residence Halls at WCSU, ECSU, SCSU
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FOR MORE INFORMATION...
The US Green Building Council
Web site: www.usgbc.orgEmail: [email protected]
The CT Green Building Councilwww.CTGBC.org