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Monday, August 4, 2025
SBCA Knowledge Center
DG No. 2401 Metal Plate Connected Wood Truss Quality and Inspection Requirement Recommendations
This document summarizes the inspection and quality requirements in the IRC, IBC, and ANSI/TPI 1.
Thursday, April 3, 2025
SBCA Knowledge Center
Allowable Quality Tolerances TF No. 1067
What tolerances are allowed for metal plate connectors in wood trusses? How do you take into account the possible presence of splits, waves and knots?
Thursday, April 3, 2025
SBCA Knowledge Center
Allowable Variances in Trusses TF No. 1089
My framers are always complaining that the “trusses are bad.”
Thursday, April 3, 2025
SBCA Knowledge Center
Shimming or Shaving Variances in Truss Dimensions TF No. 1103
If you have the condition where you are out by the max tolerances of 1/2 in., how do you correct the situation? Do you shim the truss from the bottom? Shim from the top? I will assume you do not shave the truss off.
Thursday, April 3, 2025
SBCA Knowledge Center
Manufacturing Tolerances TF No. 1104
I am a structural engineer on a project with a wood trussed roof. I have noticed some variations in the peak height in a run of identical trusses. Do you have any information on tolerances for the final dimensions of manufactured trusses?
Thursday, April 3, 2025
SBCA Knowledge Center