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  • Users: ehjelle
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  1. ehjelle

    gymnasium & running track deflections

    Hello, I've got a 120'x108' gymnasium. The roof joists span 108'. There is also a 10' wide running track on the inside perimeter of the gym hung from the joists every 21'-8" to 24'. The joists are spaced at 12'o.c., with each end where the track is parallel with the joists, the joists are...
  2. ehjelle

    Wood Arch Design

    I'm doing schematic design to determine approximate member size of a curved (140' radius) glu-lam wood arch. The base dimensions are approximately 185' width about a 35' rise at mid-span. These arches are spaced 10' to 12' o.c. to form a shelter roof for an outdoor stage. I've turned up very...
  3. ehjelle

    Estimating construction costs of steel roof deck

    Hello, I've come up with a couple of options for a roof based on diaphragm capacities for SDI deck (using 5/8" puddle weld & #10 sidelap fasteners) The table below indicates for each deck type & weld pattern, how many sidelaps fasteners I would use... Deck Type 36/5 36/7 1.5B22...

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