Top-Chord-Bearing Beam Span
Find the right wood or LVL beam for a long span.
Required I (in⁴)
405.0
Recommended beam
3-1/2×11-7/8 LVL (1.55E)
Verdict
OK with the recommended size.
关于此工具
Inputs: span, total load, deflection limit. Outputs: required moment of inertia, recommended section from a built-up table, and a verdict. Targets r/DIY sandwich-beam thread.
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