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  • Users: Debra555
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  1. Debra555

    Lag Bolt Load Info

    I'm trying to establish a safe lad bolt (1/2 inch diameter) and (3/8 inch diameter) in a SPF ledger + SPF band joist. Virginia Tech study is based on Southern Pine ledger + SPF band joist. They say testing shows a 30 OC spacing ( 6 ft joists) with 1/2 inch bolts (using 0.39 in throat). S Pine...
  2. Debra555

    Frame Deflection

    Can someone help me check a solution? I have got a frame 10 ft high and 10 ft long. I have a UDL on one side @ 400 lb/ft. Icol = 200 in^4, same for Ibeam. One side is pinned, other side a roller. I calculated a deflection of 0.2 inches?? Does this sound correct using a standard drift equation...
  3. Debra555

    Single Storey Frame - Deflection

    I was wanting to know how to obtain an "approximate" estimate of the frames drift given: UDL on columns + top beam, along with various point loads on columns + beam. Can any one tell me how to set this up using a drift equation, so that I might obtain a "reasonable" deflection of the frame...
  4. Debra555

    How Bolt Table Was Derived

    I read the article: http://www.deckfailure.com/JLCDeckLedgers.html I wonder if someone might kindly help me see how this was derived. I wonder if you might illustrate the calculations for the table DETAIL 1 fastener schedule? Also a typical 1/2 dia bolt load for SPF is 180 lbs. Can someone...

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