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i-joist ridge beam rafter

  1. Roof ridge board/beam material and sizing.

    Building & Construction
    :confused1: I am building a workshop that measures 16 ft across the front and 20 ft deep. The rafters will be front to back (on the 20 ft dimension). I will have a vaulted ceiling , exposed rafters, with no interior walls or posts. I had planned to use wood I-beams, as I did with my floor...