Steel Gable Truss Snow load and wind rating engineering example


Design Loads for a 40 ft. Steel Gable Truss with 2X2 Structure purchased from Metal Roofing Wholesalers.
Steel Truss Spacing = 12' Allowable Ground Snow Load = 30 PSF
Steel Truss Spacing = 10' Allowable Ground Snow Load = 35 PSF
Steel Truss Spacing =   8' Allowable Ground Snow Load = 45 PSF
Purlins to be 2x6 #1 Southern yellow pine for 12' truss Spacing

Purlins to be 2x6 #2 Southern yellow pine for 10' & 8' truss Spacing


​​Design Criteria - IBC 2012,2015, & 2018
1. Design Loads per ASCE 7-10 & 7-16
2. Requirement  for Steel  - ASTM A-36
3. Roof Live Load  = 20 PSF Dead Load = 5 PSF
4. Design  Wind Speed = 115 MPH
5. Wind Risk Category 2
6. Wind Exposure Category B
7. Building Category II

Go to our Steel Truss info page to request pricing or a free quote.

Metal Roofing Wholesalers

1170 Topside Road

Louisville, TN 37777
Phone : 865-379-7777
Fax : 865-982-4222

info@metalroofingwholesalers.com

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