9.7.6.4.1 states that the requirements apply "where longitudinal compression reinforcement is required". What exactly does that mean? If a beam works without the top bars considered in the analysis, then.. confinement is not required? Even if those bars, in reality, are stressed substantially...
I have a precast, prestressed inverted tee beam with significant torsion. It needs to dap onto another beam to receive it. Does torsional reinforcing need to extend into the nib? I believe it should, however my senior has told me otherwise - the crack will form after the re-entrant corner, so...
Hello, first time posting but look here often. I'm getting into some debates in the office on handling LLR in precast structures. There's a few different concerns here so I think I'll start with the most basic: See the attached image of the precast floor plan, and an overlay of a joist framing...