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Design Change Narrative

Project Name :

Prepared by:

75% CD Set (03/21/2025)

vs.

100% CD Set (05/09/2025)

1 unchanged

Added : 27 Removed : 15 Modified : 42

Executive Summary

1-hour rated partition (Type C) deleted; new engineered Condition A/B framing systems for tall walls.
Gross Floor area corrected from ~24,098 SF to 21,053 SF — fundamental scope clarification that must be reflected in all unit-cost pricing.

Added (27)

Design Acceptance Criteria

92.3% design completedness

By discipline

Structural

50%

General

100%

Architecture

50%

Mechanical

100%

Electrical

100%

Plumbing

100%

Civil

Clear

Structural50%

2 unmet • 5 met

S-017Not met

Has the structural engineer provided calculations for the primary framing system?

S-001Met

Are all structural connections detailed and specified?

A-008Met

Has the architect coordinated ceiling heights with structural clearances?

A-016Met

Are fire-rated assemblies properly detailed?

A-019Met

Have accessibility requirements been integrated into the design?

Sole source list

72 procurement risks

Sole source: 6 Basis of design: 47 Single source responsibility: 12

Sole Source (6)

Section Product Manufacturer or-equal Source

Ultra lightweight foamed glass aggregates Aero Aggregates

p.221

Basis of design (47)

Section Product Manufacturer or-equal Source

Utility covers & vault lids Wundercover p.58