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    scubapro2012's Avatar
    scubapro2012 Posts: 1, Reputation: 1
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    #1

    Oct 13, 2012, 06:28 PM
    flat roof beam
    will 2 x 12... 19 feet long be sufficient for live load with 2 foot centers
    creahands's Avatar
    creahands Posts: 2,854, Reputation: 195
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    #2

    Oct 18, 2012, 05:37 AM
    This is a question u will have to have answered by a construction engineer or certified architect. A lot depends on the area of the country u are in and the possible snow load.

    On a flat roof or near flat roof u will get valleys between rafters at 24''. I would recommend 16'' on center.

    Chuck
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