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Direct Analysis Method Handout - AISC

AISC Live WebinarDecember 8, 2016 Revised December 21, 2016 Direct Analysis Method Application and ExamplesCopyright 2016 American Institute of Steel Construction1 Thank you for joining our live webinar will begin shortly. Please Help? Call ReadyTalk Support: Live WebinarsThere s always a solution in SteelAISC Live WebinarsThank you for joining our live webinar will begin shortly. Please Help? Call ReadyTalk Support: s audio will be broadcast through the , to hear the audio through the phone, dial Live WebinarsAISC Live WebinarDecember 8, 2016 Revised December 21, 2016 Direct Analysis Method Application and ExamplesCopyright 2016 American Institute of Steel Construction2To d ay s live webinar will begin shortly. Please stand a reminder, all lines have been muted.

Reduce all stiffness that contributes to stability 2nd-order analysis – include both P- and P- K=1 for member design Serviceability checks use unreduced stiffness 27 DIRECT ANALYSIS METHOD APPLICATION Accurately model frame behavior Factor loads (even for ASD) Consider initial imperfections (apply notional loads)

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