• STAAD not basing slenderness calculation on LY parameter

    I've got a situation where I am assigning LY = 5' to some C6x13 (ry = 0.524") girts of varying lengths that will have restraint from sag rods spaced around 5'. However, when running the code check (AISC Unified 2016), my girts continue to fail from Cl…
  • L/R Exceeds Failure

    Can anyone enlighten me about this failure? It say failure since L/R Exceeds But removing this member, make the whole framing passed? How in the world can that member affect the whole frame? And why is the first one failed in L/R? Thanks…