Cold-formed steel truss bracing to AISI S240-20 B4.5
Permanent lateral restraint of truss webs and chords: brace force and stiffness, accumulation to diagonal bracing, the restraint and diagonal members, and screws (AISI S240-20, S100-16).
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What you get
From the inputs to a finished cold-formed steel truss bracing calculation
The applicable checks, step by step
Every check to AISI S240-20 B4.5 with its equation, the values that go into it, the result and the code section, and the governing case up front. Results update as you type.
A calculation report a reviewer can follow
Inputs, load combinations, every check with its result and reference, and the governing case, in a clear PDF with your title block.
Drawings
Where the calculation has a shape to draw: elevations, sections and the diagrams, on a sheet with your title block, as PDF or DXF.
Your units, your method
US or metric units at any time, LRFD or ASD where the code offers both; the report follows.
Verification
How the cold-formed steel truss bracing is tested
Against hand calculations from the code equations, on every change. The method and the sources.
Learn
Step by step
User manual: Cold-formed steel truss bracing
Every input, check and option of the calculation explained.
Video: Cold-formed steel: a wall stud
A 600S162-54 stud under axial load and wind, with the web holes set by you: unpunched, then punched. (1:39)
More cold-formed steel calculations
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