Section 2: Individual LEED Credit Reviews
LEED Credit MR-7:
Because FSC-certified products currently represent
only a small share of all wood products available, it
Certified Wood
is important for project teams to investigate the
availability and lead times associated with certain
wood species, grades, and products, particularly for
large orders.
Intent
Encourage environmentally responsible forest
Basis for Cost Assumption
management.
For both the Courthouse and Office Building
Requirement
models, LEED calculations have been developed
to demonstrate how the 50 percent certified wood
Use a minimum of 50% of wood based materials
threshold can potentially be achieved (see
and products, certified in accordance with the
"Supporting Calculations" below).
Forest Stewardship Council's Principles and
Criteria, for wood building components
Courthouse
including but not limited to, structural framing
In the Courthouse model, all the fixed furnishings
and general dimensional framing, flooring,
in the Courtrooms and Judges' Chambers are
finishes, furnishings, and non-rented temporary
fabricated from certified woods. Cost premiums
construction applications such as bracing,
are defined for FSC-certified hardwoods, veneers,
concrete formwork and pedestrian barriers.
and plywood.
(1 point)
Office Building
In the Office Building model, all the unrated solid
Cost Impact = 4 or 5
core wood doors in the Closed Office areas are
FSC-certified. Cost premiums are defined for the
certified doors, which are assumed to have solid
1
2
3
4
5
stave cores to achieve the FSC certification.
GSA
No
Low
Moderate
High
Summary of First Cost Impacts
Standard
premium,
premium
premium
premium
(no cost)
psble svgs
(<50K)
(50-150K)
(>150K)
Practical Applications
Courthouse (New Construction, 262,000 GSF)
Total Credit Cost...................................... 6,597
This credit requires that at least 50 percent of a
Cost Impact ($/GSF) .......................... .28/GSF
project's wood come from FSC-certified sources.
Cost Impact (%) ............................................ 1.04%
Certified wood products that are most widely
available include:
Office Building (Modernization, 306,600 GSF)
Hardwoods and veneers for trim, paneling,
Total Credit Cost........................................ ,332
millwork, and casework
Cost Impact ($/GSF) ..........................
||content||
.25/GSFHardwood flooring
Cost Impact (%), Min. Facade .................... 0.20%
Solid core wood doors
Cost Impact (%), Full Facade......................0.19%
Certified wood products that are available but
more limited include:
Additional Considerations
Plywood or particleboard
For LEED calculation purposes, post-consumer
Construction grade lumber
recycled-content wood material, as found in some
Pre-fabricated cabinetry
composite wood products, can be deducted from
the total wood calculation for the building.
GSA LEED COST STUDY
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