• RE: STAAD Pro. Composite Deck vs Diaphragm Action

    A composite deck is not equivalent to defining a rigid diaphragm. It assigns the composite properties to the beams based on the effective width of the slab. However it does not make the floor completely rigid. It also does not account for the torsion…

  • Floor Diaphragm, Composite Deck and Plate element

    1. Does STAAD.Pro consider the Floor Diaphragm Action (transfer of lateral forces to the columns) when the Composite Deck feature is applied? 2. Considering the Floor Diaphragm Action, can i use plate elements instead of Master/Slave or Floor Diaphragm…
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