I am looking at a large open structure, trying to determine C&C wind loads on the soffit. Roughly 100'x164' with a low side eave height of 35.5' and a roof slope of 1/4":12". It is a PEMB structure with a lower soffit approximately 5' below the upper roof surface. There are separate purlin...
Looking at a roof deck on a mid 1950's era building. The owner has limited structural plans. The roof is fairly steep pitched and is called out on the plans as asphalt shingles over roofing felt on 2 1/2" nailable concrete roof channels. The panels have the legs turned down and notched over...
Recently did a visual on a 1919 era courthouse. East and West ends are mirrored sunken entrances, with a steel lintel above carrying brick and spanning 20' or so. The lintel itself is obviously deflected approximately 2", however the supported brick above is perfectly level. The bottom mortar...
We have recently had several contractors inquire about using steel fabricated in Mexico. It has been a while since this last came up, and I am not up to date on the general quality of the materials and any legal requirements for using "domestic only" steel. Anyone up to speed on the issue that...
