The reporter is concerned about who should be responsible for producing accurate “as-constructed” drawings. The reporter’s experience is that the as-constructed drawings are typically likely to be incomplete and contain errors.
A reporter raises concerns about the underestimation of bending moments in perimeter columns when assessing punching shear in adjacent concrete slabs. Punching shear failures can be brittle and catastrophic. Designers need to include the appropriate ultimate moment in the design actions.
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