I am using ETABS Auto Wind with ASCE7-10 for 4" cover on 2" deck composite floor system, with a roof that has a 1.5" roof deck (no slab on roof). Wind load is based on diaphragm extent. I intend to ONLY model the lateral elements (perimeter walls), but NOT the interior steel framing...
Hi,
I'm designing a 12-ft long rectangular HSS beam (say, HSS 12x4) with axial load and the beam is also connected to a slab through shear studs on the top flange. So you can see the top flange is well restrained.
For axial load check, do I consider the HSS unbraced in the weak direction? Or...