855773644-LEED-v5-BD-C-Reference-Guide-Launch-Edition - Page 254

Extracted Content

PhaseTask DescriptionsFundamental
ASHRAE
90.1-2019
Enhanced
ASTM E2947-
2021
Minimum
Requirements as
listed
Design Document
Reviews (Design
Drawings and
Specifications)
Section
4.2.5.2.2.b
Section 7.1.1
7.2.3 (SD
phase)
7.3.4 (DD
phase)
7.4.3 (CD
phase)
Full Drawing and
Specification
Review for critical
barrier design and
continuity.

Fundamental:
Focus on air and
thermal barrier
continuity and
performance.

Enhanced: Review
air, thermal,
moisture and vapor
barrier continuity
and performance.

Each design review
to include issues
log for
tracking/resolution
of issues.

Enhanced: Back-
check review
confirming if
recommendations/c
omments have
been addressed.
Develop BECx
Specification
Section
4.2.5.1.1
Section
4.2.5.2.1.d
Section 7.4.6
Attend Key Building
Envelope Focused
Design meetings
Required by
LEED
Section 7.2.2
Section 7.3.2
Section 7.4.2
Fundamental:
Minimum of one
coordination or
design review
meeting to discuss
design review
comments.

Enhanced: Number
of meetings
increased to each
design phase (SD,
DD, CDs)
Update to OPRRequired by
LEED
Sections 7.2.5,
7.3.5, 7.4.4
Fundamental and
Enhanced: Update
OPR as needed

U.S. Green Building Council LEED v5 Reference Guide for Building Design and Construction, April 2025 Launch Edition 244