Section 2: Individual LEED Credit Reviews
LEED Credit MR-1.3:
Basis for Cost Assumption
Building Reuse
Neither the Courthouse nor the Office Building
modernization scenarios qualify for this credit.
Intent
Summary of First Cost Impacts
Extend the life cycle of existing building stock,
conserve resources, retain cultural resources,
Courthouse (New Construction, 262,000 GSF)
reduce waste, and reduce environmental impacts
of new buildings as they relate to materials
The credit is not applicable.
manufacturing and transport.
Office Building (Modernization, 306,600 GSF)
Requirement
Maintain 100% of existing building structure and
The credit is not applicable.
shell (exterior skin and framing, excluding
window assemblies and non-structural roofing
material) AND at least 50% of non-shell areas
Additional Considerations
(interior walls, doors, floor coverings and ceiling
systems).
In those cases where a project reuses a portion of
an existing building (but not enough to merit a
(1 point)
point under this credit or Credits MR-1.1 and MR-
1.2), the project may apply the tonnage of reused
building toward Credit MR-2 (Construction Waste
Cost Impact: Not Applicable
Management). The building materials have, in
essence, been diverted from the landfill.
1
2
3
4
5
Synergistic Credits
GSA
No
Low
Moderate
High
Standard
premium,
premium
premium
premium
None identified (with construction cost impacts).
(no cost)
psble svgs
(<50K)
(50-150K)
(>150K)
Practical Applications
This credit is considered unlikely for most GSA
modernization projects, which involve significant
removal of existing interior partitions and finishes.
The only GSA projects that could potentially earn
this credit are restorations of historical landmarks.
Since restoration projects are relatively rare, the
credit is generally considered not applicable.
GSA LEED COST STUDY
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