I am in the process of trying to design a parapet extension for a building that was built in 1973. We have not been able to get ahold of existing drawings and I am trying to make some assumptions based on what the existing CMU wall would have been designed for. The building is 14 feet tall and...
I am trying to confirm the shear strength of a beam that was originally designed to the 1963 code. Based on the current code the beam does not have the proper shear strength, but we want to verify that the beam met the code at the time it was designed. I can't find a copy of the ACI 318-63...