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  1. A

    R503.2.1.1(1) code on roof sheathing thickness

    Am I reading it right that if I have 60psf snow load in my area (thats what trusses are engineered for), I could not use 7/16 osb because that only allots 40psf with 24" O.C? I would have to use 15/32 plywood they dont sell 15/32 osb where I am at, or 19/32 OSB? I will probably go with 15/32...
  2. A

    24" O.C vs 16" O.C exterior load bearing wall

    Am I correct when reading R602.3(5) that I can frame 24" o.c vs traditional 16" o.c? Details; Single story Engineered trusses, but I am not reading if that makes a difference 2x6 walls 24 foot wide by 64 feet long duplex. I am not doing it to skimp, I am in code climate and this is a plan...
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