855773644-LEED-v5-BD-C-Reference-Guide-Launch-Edition - Page 429

Extracted Content

DOCUMENTATION
Project
types
OptionsPathsDocumentation
AllOption 1.
Whole-
building Life
Cycle
Assessment
AllProvide Baseline LCA report and raw WBLCA file. Provide
Proposed Design LCA report and raw WBLCA file. Provide
comparative excel file or input into LEED form comparing
the outputs of the baseline vs. proposed reports to identify
reductions achieved by major material category or strategy.
Align with ECHO.
AllOption 1.
Whole-
building Life
Cycle
Assessment
AllJustification of used baselines (regional, industry, similar
construction type, etc.) if EPA GSA, CLF, or other
recommended embodied carbon values are not available.
AllOption 1.
Whole-
building Life
Cycle
Assessment
AllNarrative of process to use WBLCA to inform design.
AllOption 1.
Whole-
building Life
Cycle
Assessment
AllSummary of strategies that resulted in reductions.
AllOption 1.
Whole-
building Life
Cycle
Assessment
AllConfirmation that material quantities in the reports
represent as-constructed final quantities, or as-designed
quantities (provided quantities did not change more than
10% from design through construction).
AllOption 2.
EPD
Analysis
Path 1.
Project-
Average
Approach
Results of analysis using EC3 or similar tool/software or
EPDs.
AllOption 2.
EPD
Analysis
Path 1.
Project-
Average
Approach
Justification of used baselines (regional averages, industry
averages, etc.) if EPA GSA, CLF, or other recommended
embodied carbon values are not available.
AllOption 2.
EPD
Analysis
Path 1.
Project-
Average
Approach
Confirmation that material quantities in the reports
represent as-constructed final quantities, or as-designed
quantities (provided quantities did not change more than
10% from design through construction).
AllOption 2.
EPD
Analysis
Path 1.
Project-
Average
Approach
Narrative of major savings/changes.
AllOption 2.
EPD
Analysis
Path 2.
Materials
Type
Approach
Provide summary sheet/table and the product-specific Type
III EPDs for the as-constructed materials.
AllOption 2.
EPD
Analysis
Path 2.
Materials
Type
Approach
Provide justification of used baselines if EPA GSA, CLF, or
other recommended embodied carbon values are not
available.
AllOption 2.
EPD
Analysis
Path 2.
Materials
Type
Approach
Confirmation that material quantities in the reports
represent as-constructed final quantities, or as-designed
quantities (provided quantities did not change more than
10% from design through construction).
AllOption 4.
Track
Carbon
Emissions
from
Construction
Activities
Paths 1
and 2
Description of tracking process initiated and how it was
monitored and logged.
AllOption 4.
Track
Carbon
Emissions
from
Construction
Activities
Paths 1
and 2
Proof of emissions tracking (such as monthly tracking logs,
photos or log of shipments inbound/outbound from jobsite,
and associated emissions estimates).
AllOption 4.
Track
Carbon
Emissions
from
Construction
Activities
Carbon emissions calculations (spreadsheet or report).
REFERENCED STANDARDS
  • None

U.S. Green Building Council LEED v5 Reference Guide for Building Design and Construction, April 2025 Launch Edition 419