FIN EC software

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Punching - structural rules

The structural rules are checked in accordance with the chapter 9.4.3. This verification may be switched off in the software. Following rules are checked:

  • The minimum slab thickness for taking shear reinforcement into account is 200mm
  • The spacing of link leg perimeters should not exceed 0,75d
  • The first link leg perimeters should be within the interval (0,3d;0,5d)
  • The spacing of link legs around a perimeter should not exceed 1,5d for the first control perimeter (2d from loaded area)
  • The spacing of link legs around a perimeter should not exceed 2,0d for other control perimeters

where d is the effective height of the cross-section.

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