GA SC32092-hr Fire RatingWallLoad-BearingSTC 43
Multi-Layer GypsumLoad-Bearing WallDesign
GA Solid Core Gypsum Board — 2 layers 5/8" Type C
Gypsum Association file SC3209 — 2-hour fire-rated solid core gypsum board. GA file SC3209: Solid gypsum core, 2 layers of 5/8" Type C gypsum board each side.
Cross-Section Diagram
Legend
15/8" Type C gypsum board(5/8")
25/8" Type C gypsum board(5/8")
31" solid gypsum core(1")
45/8" Type C gypsum board(5/8")
55/8" Type C gypsum board(5/8")
Specifications
Fire Rating
2-Hour
STC Rating
STC 43
Load Bearing
Yes
Total Thickness
5.63"
Applicable Codes
IBC 2021 Table 722.1IBC 2021 §722
Construction Summary
GA file SC3209: Solid gypsum core, 2 layers of 5/8" Type C gypsum board each side
Material Layers
Important Notice
This assembly listing is for reference only. Always verify against the current GA Fire Resistance Design Manual database before specifying in construction documents. Material substitutions may void the fire rating. Consult with a qualified fire protection engineer for project-specific requirements.