Transcript Introduction to Green Buildings & LEED

Chapter 9
Cost of Green Buildings &
Integrated Project Delivery
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Learning Objectives
• Cost of Green Buildings
• Integrated Project Delivery
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Cost Definitions
• Hard Costs: The physical costs for the construction
of a Project, including all building and landscaping
materials.
• Soft Costs: The non-physical costs that go into a
project. This includes architectural, engineering fee
legal fee etc
• Operation & Maintenance cost: Cost associated
with operating the facility throughout its life. It
includes utility bills, minor upgrades, maintenance
of equipment etc.
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• Life-Cycle Costs(LCC): The sum of all costs
over the full life span of the building. This
includes
purchase
price,
installation,
operation, maintenance and upgrade costs.
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Life Cycle Cost Analysis(LCCA)
• LCCA is a method for assessing the total cost
of facility ownership.
• Takes into account all costs of acquiring,
owning, and disposing of a building or building
system.
• LCCA is useful to evaluate alternatives like
high performance HVAC system, glazing
system etc which have higher initial cost but
reduced operational
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Where the money goes?
2%
6%
40%
60%
92%
Evaluate various sustainability measures based on
life cycle cost and not on initial cost.
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Points to be considered while
evaluating cost of Green Buildings
• Evaluate various sustainability measures based
on life cycle cost
• Have a experienced Green Building consultant on
board
• Research various options before taking a decision
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LCCA ≠ LCA
• Life Cycle Assessment(LCA) is the
investigation and valuation of environmental
impact of building throughout its life span
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Summary of “Cost of LEED
Revisited Davis Langdon”
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LEED Certification does not influence
cost
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1. Many project are achieving LEED within their
budgets, and in the same cost range as nonLEED projects.
2. Construction costs have risen dramatically, but
projects are still achieving LEED.
3. The idea that green is an added feature
continues to be a problem.
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Integrated Project Delivery Vs
conventional Project Delivery
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Traditional Project Delivery
Contractors
Engineers
Cost
Consultants
Owner
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Architect
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Specialists: IAQ,
HVAC, Lighting,
Acoustics, Fire,
Security,
Communications,
Energy.
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Integrated Project Delivery
Lighting
Specialist
Contractor
Cost
Consulta
nts
HVAC
Specialist
Deign Team
Leader
(architect,
engineer,
project
manager)
Security
Specialist
Communi
cation
Specialist
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Acoustics
Specialist
Owner’s
Represent
ative
Fire
Specialist
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Integrated Project Delivery
Collaborative team: All the project team
members work integrated to achieve the
project sustainability goals
Project Predesign
Phases Design
Bidding
Construction
Commissioning
recommissioning
All members of the project are involved
from predesign phase
The project sustainability goals are
identified in predefined and reviewed in
each phase
During recommissioning the systems are
fine tuned to achieved to desired goals
Team
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Conventional Project Delivery
Hierarchical: Team members work
independently as required
Design
Bidding
Construction
Commissioning
Only required members are
involved
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LEED Charrette
• LEED or Green Building Charrette is a type of
workshop where the project team members
brain storm, collaborate and set project goals,
discuss strategies to sustainability goals.
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References
• Life Cycle Cost Analysis: http://wbdg.org/resources/lcca.php,
Sustainable Building Technical Manual / Joseph J. Romm, Lean
and Clean Management, 1994
• http://www.fs.fed.us/td/pubs/htmlpubs/htm08732839/page01.htm
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Review of Exam Content
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Questions?
Put your questions in comment
section
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