Chapter 2 introduction-to_leed_rating_systems

Chapter 2: Introduction to
LEED Rating Systems
1
© 2015 Green Building Academy. All rights reserved.

Disclaimer
LEED® and USGBC® are registered
trademarks of the U.S. Green Building
Council. The author is not affiliated to
USGBC or GBCI. The information provided in
the presentation are compiled by the author
and is not endorsed by USGBC or GBCI
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Learning Objectives
• What is LEED?
• Principles of LEED
• Various LEED Rating systems
• How does the LEED Rating systems work?
• USGBC, GBCI & LEED Online
• Minimum Program requirements of LEED
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4
How many
points did I
score?
Did I pass?
Internationally
recognized Green
Building rating
system developed
by USGBC
LEED – Leadership in Energy &
Environmental Design

Characteristics of LEED
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• Provide a concise framework for identifying and
implementing practical and measurable green
building design, construction, operations and
maintenance solutions
• Voluntary Rating System
• Consensus based system
• Third party Certification

• Social Responsibility (People):
Better living conditions for
people
• Environmental Stewardship
(Planet) : Less impact on
environment
• Economic Prosperity (Profit):
Reduce the Life Cycle cost of
building
Triple bottom line
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Various LEED Rating Systems
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LEED Rating System families
8
Major Renovation includes any of the
following
a.Building Envelope Changes
b.HVAC system changes
c.Major Interior changes

LEED for BD+C adaption
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Applicable for
• Projects whose scope is
significantly restricted to
Core & Shell of the building
Core – Structure
Shell –building envelope
Example: Shopping Malls
LEED BD+C: Core & Shell
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LEED BD+C: Schools
Applicable for
• Academic buildings of K-12
schools
• Non academic buildings of
schools, Post secondary
academic buildings and pre
kinder garden buildings may
qualify for both for LEED
BD+C: Schools & NC
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LEED BD+C: Data Centers
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• Applicable for
specifically designed
and equipped to meet
the needs of high
density computing
equipment such as
server racks, used for
data storage and
processing.

LEED BD+C: Retail
Applicable for retail
building projects like
banks, restaurants,
apparel, electronics,
big box etc.
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LEED BD+C: Warehouse and
distribution Centers
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Applicable for
buildings used to
store goods,
manufactured
products,
merchandise, raw
materials or personal
belongings

LEED BD+C: Hospitality
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• Applicable for buildings
dedicated to hotels,
motels, inns, or other
businesses within the
service industry that
provide transitional or
short-term lodging with or
without food.

LEED BD+C: Health Care
Applicable for
• Inpatient and outpatient
health care facilities
• Licensed long term health
care facilities.
• Medical offices, assisted
living facilities and medical
education and research
centers
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Applicable for
• Office buildings, library,
museum, church etc
• High rise Residential
buildings i.e. 9+ habitable
stories
LEED BD+C: New Construction
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LEED for Homes adaption
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LEED Homes: Homes and
Multifamily Lowrise
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Applicable for
•Single family housing
•Low rise multi family housing( upto 3
habitable stories)

LEED Homes: Multifamily
Midrise
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Applicable for multi-family residential buildings of
4 to 8 occupiable stories above grade.

LEED for ID+C adaption
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LEED ID+C: Retail
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Applicable for retail
interior projects like
banks, restaurants,
apparel, electronics,
big box etc.

LEED ID+C: Hospitality
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Applicable for interior
spaces dedicated to
hotels, motels, inns, or
other businesses
within the service
industry that provide
transitional or short-
term lodging with or
without food.

• Applicable for Interior
spaces dedicated to
functions other than retail
or hospitality.
LEED ID+C: Commercial Interiors
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LEED for O+M adaption
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LEED for ND adaption
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LEED for Neighborhood
Development(LEED ND): Plan
•Applicable for projects
in conceptual planning
or master planning or
under construction
stage
27

28
LEED for Neighborhood
Development(LEED ND): Built Project
Applicable for completed development
projects.

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Summary of LEED Rating system Adoption for
different project typologies
LEED For Building Design
and Construction
LEED for
Homes
LEED for
Interior Design
and
Construction
LEED for Building
Operation and
Maintenance
LEED for
Neighbourhood
Development:
 LEED BD+C: New
Construction
 LEED BD+C: Core and
Shell
 LEED BD+C: Schools
 LEED BD+C: Retail
 LEED BD+C:
Healthcare
 LEED BD+C: Data
Centers
 LEED BD+C:
Hospitality
 LEED BD+C:
Warehouses and
Distribution Centers
 LEED
Homes:
Homes and
Multifamily
Lowrise
 LEED
Homes:
Multifamily
Midrise
 LEED ID+C:
Commercial
Interiors
 LEED ID+C:
Retail
 LEED ID+C:
Hospitality
LEED O+M:
Existing Buildings
 LEED O+M:
Data Centers
 LEED O+M:
Warehouses and
Distribution
Centers
 LEED O+M:
Hospitality
 LEED O+M:
Schools
 LEED O+M:
Retail
 LEED ND:
Plan
 LEED ND:
Build Project

Selecting an appropriate rating
system
• Most projects shall fit into a particular rating
system.
• In case of confusion
– Apply 60/40 rule. Select the rating system which is
applicable for 60% or more the project area.
– The rating system which is most applicable for the
project should be selected.
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Single Project/Building can earn
Multiple Certification
• Example: Owner of a new Core & Shell building
may apply for LEED BD+C: CS and tenants of the
same building may apply for LEED ID+C, the
owner may apply for LEED O+M: Existing
Buildings after the building is occupied
31

How does LEED Rating
Systems work?
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Credit Categories in LEED Rating
systems
• Integrative Process (IP)
• Location and Transportation(LT)
• Sustainable Sites(SS)
• Water Efficiency(WE)
• Energy & Atmosphere(EA)
• Materials & Resources(MR)
• Indoor Environmental Quality(IEQ)
• Innovation(IN)
• Regional Priority(RP)
Main Credit
categories
Bonus
categories
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Prerequisites are mandatory requirements
for a project to be certified.
Credits are optional requirements. Points are awarded
when project comply with credit requirements.

Levels of LEED Certification
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PrerequisitesPrerequisites CreditsCredits+
Certified, Silver, Gold or PlatinumCertified, Silver, Gold or Platinum
LEED Rating SystemLEED Rating System
Credit CategoriesCredit Categories
Satisfy mandatory requirements + earn
points
Satisfy mandatory requirements + earn
points
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How Points are allotted?
Points are allotted based on how the credit
supports LEED Goals

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Weight age for different Impact
categories

LEED Reference Manuals : Publications by USGBC which details the
intent, requirement, strategies, calculations etc for each credit in the
rating system.
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USGBC, GBCI & LEED Online
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• Only buildings can be certified by LEED
• LEED Green Associate, LEED AP and LEED AP Fellow are
LEED Credentials
• LEED does not endorse or certify any products. Products
can only help you complying with credit requirements
• Individuals cannot be members of USGBC. Only
companies can be members.
• Full time employees of USGBC member companies are
considered as USGBC members.
• USGBC member companies can use USGBC logo in
website, business cards and email signatures
Points to remember about LEED
& USGBC
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• Must be in a permanent location on existing land
• Must use reasonable & consistent site/LEED boundaries
• Must comply with project size requirements
• 1000 sq.ft for LEED BD+C and LEED O+M and 250 sq.ft
for LEED ID+C
• LEED ND: should contain at least two habitable buildings
and be no larger than 1500 acres
• LEED Homes: Should be a dwelling unit
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Minimum Program Requirements – MPR

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Existing
Building 1 Existing
Building 2
Proposed
New Building
site boundary(building foot
print + area affected
because of the
development)
The LEED project boundary is the portion of the project site
submitted for LEED certification. For multiple building
developments, the LEED project boundary may be a portion of
the development as determined by the project team.
Site Boundary/LEED Boundary

Purpose of MPR
• To provide clear guidance to the customers
• To reduce the challenges that may arise during
the certification process
• To protect the integrity of LEED program
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Requirements for a Project to
be LEED Certified
• The project should comply with Minimum
Program Requirements of the rating
system
• The project should comply with all the
prerequisites of the rating system
• The project should earn minimum number
of points required for Certification.
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Summary
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• What is LEED?
• Principles of LEED
• Various LEED Rating systems
• How does the LEED Rating systems work?
• USGBC, GBCI & LEED Online
• Minimum Program requirements of LEED

Questions?
Ask your questions in the forum section
47

Chapter 2 introduction-to_leed_rating_systems

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