Roof Truss Stability
Quick stability check for a small roof truss.
Total load per rafter
280 lb
Rafter length
11.2 ft
Top-chord compression
3130 lb
Bottom-chord tension
2800 lb
Min rafter depth (L/20)
12.0"
Stability
Geometry OK
About this tool
Inputs: span, spacing, pitch, material, snow and dead load. Outputs: total load, top-chord compression, bottom-chord tension, and a geometry sanity flag. Targets r/DIY truss-unstable posts.
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