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Research / Report
Thursday, July 17, 2025
SBCA Knowledge Center
Use of Resilient Channel or Hat Channel to Meet the Lateral Restraint Requirements of the Bottom Chords of Metal Plate Connected Wood Truss Floor Systems TSR No. 2501
The question addressed by this research report is how the lateral restraint and diagonal bracing requirements may be met when the gypsum sheathing is not directly attached to the bottom chord.
Research / Report
Thursday, July 17, 2025
SBCA Knowledge Center
Fire-Retardant-Treated Wood Use in Type IIIA Buildings CSR No. 2502
This Code Summary Report will discuss the different materials permitted to be used in Type III-A construction, with an emphasis on the use of fire-retardant-treated wood (FRTW).
Research / Report
Thursday, July 17, 2025
SBCA Knowledge Center
Code Compliant Fire Resistance for Wood Trusses CSR No. 2501
This Code Summary Report will discuss the requirements of the IBC and provide common approved fire-resistance-rated assemblies.
Technical Paper
Thursday, April 3, 2025
SBCA Knowledge Center
Alternate Nailing Patterns TF No. 1001
Some truss lumber repair nailing patterns call for 16d common nails. Most nail guns do not support 16d nails, but have an equivalent to a 12/10d nail. Is there a substitution guide or ESR report that could help us?
Technical Paper
Thursday, April 3, 2025
SBCA Knowledge Center
Roof Truss Nailing with Hurricane Clips TF No. 1003
If you use hurricane clips to secure roof trusses from uplift, are you allowed to use fewer than the typical three nails in the bearing heel of the roof truss?
Technical Paper
Thursday, April 3, 2025
SBCA Knowledge Center
Post Fire Retardant Treatment TF No. 1027
Is a Class A fire rating (provided by our liquid spray-on fire retardant) acceptable in certain situations?
Technical Paper
Thursday, April 3, 2025
SBCA Knowledge Center
Structural Composite Lumber in Trusses TF No. 1096
The lumber used in most metal plate connected wood trusses is either visually- or mechanically-graded solid sawn dimensional lumber.
Technical Paper
Thursday, April 3, 2025
SBCA Knowledge Center
Lumber Substitution TF No. 1106
If the truss design drawing specifies using 2x4 1650F SPF, can 2x4 No. 2 southern pine be used instead? What are some things that need to be checked?
Research / Report
Thursday, December 26, 2024
SBCA Knowledge Center
SRR No. 1705-03 Building Code Requirements Regarding the Use of Fire Retardant Treated Lumber in Floor/Ceiling and Roof/Ceiling Assemblies Bearing on Exterior Walls of Type III Buildings
Building code requirements for using fire retardant-treated (FRT) lumber address exterior wall assemblies separately from the floor/ceiling or roof/ceiling assemblies that bear on those walls.
Research / Report
Thursday, December 26, 2024
SBCA Knowledge Center
