Chapter 12-Value for Sustainable Design Cost vs Benefit

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Chapter 12 Value for Sustainable Design

Costs Vs Benefits

1 2014 Green Building Academy. All rights reserved.

Learning Objectives

Cost of Green Buildings


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Cost Definitions

Hard Costs: The physical costs for the constructionof a Project, including all building and landscapingmaterials.

Soft Costs: The non-physical costs that go into aproject. This includes architectural, engineering feelegal fee etc

Operation & Maintenance cost: Cost associatedwith operating the facility throughout its life. Itincludes utility bills, minor upgrades, maintenanceof equipment etc.


Life-Cycle Costs(LCC): The sum of all costsover the full life span of the building. Thisincludes purchase price, installation,operation, maintenance and upgrade costs.


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LCCA is a method for assessing the total costof facility ownership.

Takes into account all costs of acquiring,owning, and disposing of a building or buildingsystem.

LCCA is useful to evaluate alternatives like high performance HVAC system, glazing system etc which have higher initial cost but reduced operational


Life Cycle Cost Analysis(LCCA)

Where the money goes?


Evaluate various sustainability measures based on life cycle cost and not on initial cost.

60%

40%

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Points to be considered while evaluating cost of Green Buildings

Evaluate various sustainability measures basedon life cycle cost

Have a experienced Green Building consultant onboard

Research various options before taking a decision


Life Cycle Assessment(LCA) is the investigation and valuation of environmental impact of building throughout its life span


LCCA LCA

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Summary of Cost of LEED Revisited Davis Langdon


LEED Certification does not influence cost


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1. Many project are achieving LEED within theirbudgets, and in the same cost range as non-LEED projects.

2. Construction costs have risen dramatically, butprojects are still achieving LEED.

3. The idea that green is an added featurecontinues to be a problem.


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/t-d/pubs/htmlpubs/htm08732839/page01.htm


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Review of Exam Content



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Chapter 12-Value for Sustainable Design Cost vs Benefit

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