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  • Users: TinnerDave
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  1. TinnerDave

    supporting 200lbs on center of a 14' span.

    I am trying to support 200lb duct on a 14' span. I would prefer to use angle, but am not opposed to channel if it's necessary. My gut tells me 4x4x1/4 is safe, maybe 3x3x1/4. i would like to use beam clamps on the edge of the horizontal leg, but can drill closer to the vertical leg if i gain...
  2. TinnerDave

    max allowable center point load on 14' span

    I am trying to support 200lbs on a 14' span. i am a project manager for a mechanical contractor and am not privy to all the math involved. i would prefer to use angle, but am not opposed to channel if it's necessary. My gut tells me 4x4x1/4 is safe, maybe 3x3x1/4. i would like to use beam...

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