What is punching shear? Answer: Anywhere where you have a flat something, you need to assess punching shear. The way I analogise punching shear is a piece of paper on top of a sharp pencil. If the paper is pulled downwards, then the pencil will punch through the paper. Punching shear stress checks are often performed on flat slab and pad foundation designs. In a Structural Engineering context, the paper is the slab or pad and the column is the pencil. Captured in the footage is an active site in

Flat Slab-check punching (part2) - by using shear reinforcement