Table 7 Calculated punching shear strengths by the proposed formula.
Parameters | Rebar ratio (%) | Concrete strength (MPa) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
Design factor | 60 | 80 | AD (100) | 120 | 140 | 30 | 40 | AD (50) | 60 | 70 |
Punching shear strength (\({V}_{u,\mathrm{pro}}\), kN) | 720.5 | 768.4 | 808.8 | 844.2 | 875.8 | 720.5 | 768.4 | 808.8 | 844.2 | 875.8 |