Research Article
Shear Behavior of RC Beams Strengthened by External Vertical Prestressing Rebar
| Parameter | EP-P18-S3 | EP-P22-S1 | EP-P22-S3 | EP-P22-S2 | EP-P26-S3 |
| Fp (kN) | 18 × 2 | 22 × 2 | 22 × 2 | 22 × 2 | 22 × 2 | sp (mm) | 280 | 340 | 280 | 240 | 280 | b (mm) | 250 | 250 | 250 | 250 | 250 | σz (MPa) | 0.51 | 0.52 | 0.63 | 0.73 | 0.74 |
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