Looking for some help. I have a mezzanine structure that has an in-plant office structure on the top of the deck system, approximately 12'-6" to deck surface plus a 10'-0 office module wall. The stucture is inside an airplane hanger for the military. ASCE 7-05 calls for a wind speed of 130 mph...
When this topic came up before the procedure was what I remembered but I have 2 channels welded together to form a box shape. I want to calculate the plastic section modulus for the combined section, both diections.I wanted to check what I remembered so I looked up a C3x4.1 channel and tried to...
