Does anyone know what the max span on 2 2x 12's I need to span 20'.?

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Does anyone know what the max span on 2 2x 12's I need to span 20'.?

2007-03-27 18:22:56 · 2 answers · asked by Nick W 1 in Science & Mathematics ➔ Engineering

2 answers

Check with your local Building Code compliance office.

2007-03-27 18:40:31 · answer #1 · answered by gatorbait 7 · 0⤊ 0⤋

What is the spacing of the 2x12s? Are you putting 2-2x12s side by side? Again what is the spacing and what is the load you are trying to support?

What is the dead load and what is the live load?

What is the wood species and grade?

2007-03-28 03:11:38 · answer #2 · answered by minorchord2000 6 · 0⤊ 0⤋