intro to lee dv 4 performance
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Intro to Lee Dv 4 PerformanceTRANSCRIPT
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Resource
Webinar Series: “Introduction to LEED v4!”
usgbc.org
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Presenters
Chris Schaffner, PE, LEED FellowFounder and PrincipalThe Green Engineer, Inc.
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LEED System Goals
• Reduce contribution to global climate change
• Enhance individual human health
• Protect and restore water resources• Protect and restore water resources
• Protect and enhance biodiversity and ecosystem
services
• Promote sustainable and regenerative material cycles
• Build a green economy
• Enhance community quality of life
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LEED v4 System Goals
Sound Process Higher LEED score Better Performance
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LEED Projects are…
• responsible for over 80 million tons of waste diverted landfills
• in the 11th percentile in the U.S. in terms of energy usageenergy usage
• 57% lower Source Energy use intensity than the national average
LEED Projects are…
• responsible for over 80 million tons of waste diverted landfills
• in the 11th percentile in the U.S. in terms of energy usageenergy usage
• 57% lower Source Energy use intensity than the national average
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LEED Projects are…
• responsible for over 80 million tons of waste diverted landfills
• in the 11th percentile in the U.S. in terms of energy usageenergy usage
• 57% lower Source Energy use intensity than the national average
Project Data + Results = Performance
LEED v4 Credit: Bicycle Facilities
Bicycle Storage Bicycle Network
+
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NEED PHOTO(S) OF COLLEGE CAMPUS
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Metering in LEED v4
Sound Process Higher LEED score Better Performance
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Integrative Process + Sustainable Sites
Ecosystem
Project Sites
PERFORMANCE + LEED v4
Buildings
Occupants
Design control vs. Occupant control
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Design control vs. Occupant control
Performance
Location and Transportation
Sustainable Sites
Water Efficiency
Energy and AtmosphereEnergy and Atmosphere
Materials and Resources
Indoor Environmental Quality
Wrap-Up
Performance in Location and Transportation
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LEED v4 Credit: Access to quality transitLEED for Neighborhood Development location
Alternative compliance path to all of the LT credits in LEED BD+C and I+DC
LEED v4 Credit: Access to quality transit
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Performance
Location and Transportation
Sustainable Sites
Water Efficiency
Energy and AtmosphereEnergy and Atmosphere
Materials and Resources
Indoor Environmental Quality
Wrap-Up
Performance in
Sustainable SitesSustainable Sites
LEED v4 Credit: Site Development – Protect or Restore Habitat
Includes the building footprint
Setback requirement replaced with minimum preservation standards
Expanded soil requirements
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LEED v4 Credit: Site Assessment
Storm Water Rainwater
Performance
Location and Transportation
Sustainable Sites
Water Efficiency
Energy and AtmosphereEnergy and Atmosphere
Materials and Resources
Indoor Environmental Quality
Wrap-Up
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LEED v4 Prerequisite: Building‐Level Water Metering
Performance
Location and Transportation
Sustainable Sites
Water Efficiency
Energy and AtmosphereEnergy and Atmosphere
Materials and Resources
Indoor Environmental Quality
Wrap-Up
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Defining Performance in Energy & AtmosphereEnergy & Atmosphere
LEED 2009 LEED v4Minimum Performance Requirement MPR 6 to share
Prerequisite + credit for metering and sharing dataMPR 6 to share
datasharing data
ASHRAE 90.1 2007vs.
ASHRAE 90.1 2010
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ASHRAE 90.1 2007vs.
ASHRAE 90.1 2010
‐ Improved Lighting Controls
LEED v4 Prerequisite: Building‐Level Energy Metering
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LEED v4 credit: Demand Response
Performance
Location and Transportation
Sustainable Sites
Water Efficiency
Energy and AtmosphereEnergy and Atmosphere
Materials and Resources
Indoor Environmental Quality
Wrap-Up
Materials & Resources
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Defining Performance in Materials & Resources
Do more with less
Optimize material selection
Single Attributes Multiple Attributes
Life Cycle Assessment (LCA)ife Cycle Assessment ( CA)
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LCA as a Design Tool
LEED v4 Credit:Construction and demolition waste management
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Life Cycle Assessment (LCA)Life Cycle Assessment (LCA)
LEED v4 Credit: Building product disclosure and optimization – environmental product declarations
Building Product and Disclosure Credits Steps
Step 1: Establish overall strategy for materials
Step 2: Transparency
Step 3: Optimize product purchasing
Step 4: Track purchases
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Transparency Brief
• Short version of an Environmental Product Declaration
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Program Operator
• the entity that registers an Environmental Product Declaration
Cradle to Gate
• Analysis of a product’s partial life‐cycle, from resource extraction (cradle) to factory gate (before it is transported for distribution and sale)sale)
Filler slide – MR credits
• Picture of materials? BPDO? Icon?
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Performance
Location and Transportation
Sustainable Sites
Water Efficiency
Energy and AtmosphereEnergy and Atmosphere
Materials and Resources
Indoor Environmental Quality
Wrap-Up
Defining Performance in Indoor Environmental Quality
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Lighting
Acoustics
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Occupant Experience
Thermal Comfort
Quality ViewsComfort
imageViews image
LEED v4 Credit:Low emitting materials
QUALITY VIEWS
Added requirement for quality view, defined by the LEED 2009 exemplary performance criteria.
LEED v4 Credit:Low emitting materials
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Performance
Location and Transportation
Sustainable Sites
Water Efficiency
Energy and AtmosphereEnergy and Atmosphere
Materials and Resources
Indoor Environmental Quality
Wrap-Up
Systems Thinking
Integrative Process is a gfoundation of LEED v4
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Performance
Location and Transportation
Sustainable Sites
Water Efficiency
Energy and AtmosphereEnergy and Atmosphere
Materials and Resources
Indoor Environmental Quality
Wrap-Up
Slide1 jpgSlide1.jpg
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Rating System Reviews
• Design & Construction– Covers Building Design and Construction and Interior Design and Construction
• Existing Buildings: Operations & Maintenance• Existing Buildings: Operations & Maintenance
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