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-   -   Total joists need for this project. (https://www.askmehelpdesk.com/showthread.php?t=579889)

  • Jun 3, 2011, 06:13 PM
    Hfarr
    Total joists need for this project.
    How should I go about finding out how many 2 x 12 joist I need for a 61'-6" by 36'-0" floor with pier and post every 12 feet, 16" oc? Please let me know if you need more information.
  • Jun 4, 2011, 09:52 PM
    creahands

    If u have a girder located at 12 feet centers on the 36 foot side, divide length by 4 and multiply by 3 plus 1 times 3.

    The total number beams needed would be 150.

    Chuck

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