Figure 9. The critical punching perimeter section for different codes

From

Prediction of Punching Strength of Reinforced Concrete Footings by Finite Element Method

Faris R. Ahmed, Kamaran K. Hamad, Zahraa N. Rashied

American Journal of Civil Engineering and Architecture. 2017, 5(1), 8-16 doi:10.12691/ajcea-5-1-2