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I am designing guardrails for a precast concrete stair in a parking garage. I am using embed plates with cast-in-place anchor on the side of the stair. Should the concrete be considered cracked or uncracked for this application. Are there any references available that cover precast stair...

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I am the handrail supplier to supply certfied calculations to resist a force of 200 lbf per the IBC.

I am looking an approach to provide a calculation for the safe design of a typical handrail bracket to a stud wall. Wood blocking provided behind the GWB is required for lag bolts used to connect the bracket. Here are a few problems I have encouter while trying to solve this problem. 1. One...