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Created on LEED Interpretation

ID#

li-1915

Credit NameEAc1 - Optimize energy performance
Credit CategoryEnergy & atmosphere
International ApplicableYes

Rating System

LEED BD+C: New Construction, LEED BD+C: New Construction, LEED BD+C: Schools, LEED BD+C: Schools, LEED BD+C: Core and Shell

Rating System Version

v2 - LEED 2.2, v3 - LEED 2009, v2 - Schools 2007, v3 - LEED 2009, v3 - LEED 2009

Inquiry

The purpose of this CIR is to obtain confirmation of what is considered New Buildings vs. Existing Building Renovations within Option 1 of this credit. The project consists of a 120,000 SF existing building, which is part of and connected to other buildings in a corporate campus. The building was recently used for offices, which is the predominate use of the campus. There is no central mechanical plant for the campus-each building has its own mechanical system. The building is being converted to a large data center. The building\'s exterior shell will be retained but the existing mechanical and electrical systems, as well as all interior partitions, ceilings and finishes, will be removed. In short, the building is being gutted. We will be submitting this credit under Option 1: Whole Building Energy Simulation. The mechanical engineer is confident that the building will save at least 7% energy costs but not sure it will achieve 14%. Since we are required to achieve 2 points in this credit to achieve certification, we wish to be certain that the project will be considered Existing Building Renovation for the purpose of awarding points for energy savings.

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