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  • Users: burtonli
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  1. burtonli

    U2, P-delta and k, about CISC

    Some engineers told me, when we use U2, we don't need condiser the effect of k > 1. I used SAP200 to calculate a cantilever column W14X665. L=500", P=-1191kip, v=5kip, Mz=2000kip-in. for K=2, Ce=1193kip, Cr=1005kip. In this case, U2=1.1, if k=1, stress ratio=0.5 k=2, ratio=1.3 P-delta...
  2. burtonli

    Sidesway unprevented frame in CISC

    In CISC handbook, you can't get effective length of columns in a sidesway unprevented frams. It really suprise me. I wonder if I could consult other codes, let say, AISC?
  3. burtonli

    How to input unsupported length in SAP2000

    I can't find the way to input design fator in SAP2000. It's quite different from STAAD. Pls give me a hand.

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