Calculation of Fire Resistance - AITC Tech Note 7

download Download AITC Technical Note 7 (18 pgs)
File Type:PDF (download opens a new window)
File Size: 134.38 Kb

This AITC publication explains the method of calculating a one-hour fire rating for glued laminated timbers, including beams, columns, compression members, and arches, including information on connectors and fasteners. The publication offers example calculations, graphs, and diagrams of possible configurations.
- 18 pages -

Class-A Fire Retardant Penetrant -
Wood Seal Fire Retardant can be factory applied at Timberweld. Timberweld standard stain colors can be applied over treated Timberweld beams, arches, or roof deck. Flame spread of 25, for interior and exterior code requirements.


Timberweld Sales/Engineering
P.O. Box 21000,  Billings, MT  59104

Manufacturing, Trucking, Accounting
Columbus, MT

Timberweld Glulam Beams and Deck
Churches - Glulam Construction
Long Span, and Decorative Timberweld Trusses
Curves, Radial Beams, Trusses and Domes
Alaska Cedar Bridges and Fascia
Steel Cover Boards
Connecting Steel Hardware
Engineered Structural Shop Drawings
Laminated Wood Lock Deck
Douglas Fir Select 2x6, Long Length Deck
Nailbase Insulation
Value Engineering Assistance
Budget Pricing Assistance
Design Assistance
Jobsite Deliveries
AITC Quality
Installation Services