punching shear

Definitions

Construction

  • shear stress calculated by dividing the load on a column by the product of its perimeter and the thickness of the base or cap, or by the product of the perimeter taken at one half the slab thickness away from the column and the thickness of the base or cap.
  • failure of a base when a heavily loaded column punches a hole through it.
http://www.dictionarycentral.com/definition/punching-shear.html