Moment and eccentric fastener groups to NDS 2024 Ch. 11, 12
Bolt and lag screw groups under moment and eccentric shear, such as knee braces and brackets, each fastener at its own angle to the grain (NDS 2024 Chapters 11 and 12).
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What you get
From the inputs to a finished moment and eccentric fastener groups calculation
The applicable checks, step by step
Every check to NDS 2024 Ch. 11, 12 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 moment and eccentric fastener groups is tested
Against published examples and hand calculations from the code equations, on every change. The method and the sources.
Learn
Step by step
User manual: Moment and eccentric fastener groups
Every input, check and option of the calculation explained.
Video: Wood: a built-up header
A 2x12 header over a 12 ft opening: two plies fail in bending, three plies pass, and the nailing between them governs. (1:38)
More wood calculations
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