usgbc.org 1 12/18/2013 Presenters Chris Schaffner, PE, LEED - - PDF document

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Resource

Webinar Series: “Introduction to LEED v4!”

usgbc.org

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Presenters

Chris Schaffner, PE, LEED Fellow Founder and Principal The 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 usage energy 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 usage energy 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 usage energy 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

Ecosys tem 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 Atmosphere Energy 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 transit

LEED 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 Atmosphere Energy and Atmosphere Materials and Resources Indoor Environmental Quality Wrap-Up

Performance in Sustainable Sites Sustainable 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 Atmosphere Energy 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 Atmosphere Energy and Atmosphere Materials and Resources Indoor Environmental Quality Wrap-Up

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Defining Performance in Energy & Atmosphere Energy & Atmosphere

LEED 2009 LEED v4

Minimum Performance Requirement MPR 6 to share Prerequisite + credit for metering and sharing data

• MPR 6 to share

data sharing data

ASHRAE 90.1 2007 vs. ASHRAE 90.1 2010

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ASHRAE 90.1 2007 vs. 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 Atmosphere Energy 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

• ptimization – 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 Atmosphere Energy 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 Views Comfort image Views 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 Atmosphere Energy and Atmosphere Materials and Resources Indoor Environmental Quality Wrap-Up

Systems Thinking

Integrative Process is a g foundation of LEED v4

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Performance Location and Transportation Sustainable Sites Water Efficiency Energy and Atmosphere Energy and Atmosphere Materials and Resources Indoor Environmental Quality Wrap-Up

Slide1 jpg Slide1.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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