I am working on an existing building with three levels of elevated PT slabs. The building was built circa 2000 using unbonded PT tendons. The contractor is currently completing the strip portion of a full strip & reclad and discovered some PT tendons that appear to have never been cut or at...
Does anyone have guidance on what is a typical size for a steel testing specimen? We have a historic structure from the early 1900's and want to perform testing to determine chemical composition (to determine weldability) and strength properties. Initially we had specified 2"x2" specimens for...
I'm designing a repair procedure for some deteriorated joists in an apartment building, and need to provide a shoring design for construction. It is a wood framed floor and has (2) layers of gypsum ceiling below, which will not be disturbed. The repair procedure is all done from above so that...
Hey all,
I'm working on an aluminum guardrail design and running into some questions concerning the wind load. There are glass panels spanning between guardrail posts with a 4" gap at the bottom and top of the panel (see attached snip). The guardrails are located at an elevated low roof deck...
