Table 6 Experimental results of tested beams
From: Performance of concrete beams partially/fully reinforced with glass fiber polymer bars
Beam no. | Pcr (ton) | ∆cr (mm) | Py (ton) | ∆y (mm) | Pu (ton) | ∆u (mm) | \( \frac{P_{cr}}{P_u} \) | Modes of failure | Collapse reason |
|---|---|---|---|---|---|---|---|---|---|
B1 | 3.50 | 4.158 | 7.98 | 10.40 | 9.8 | 26.87 | 0.357 | Shear flexure failure | Concrete crushing |
B2 | 1.80 | 1.60 | ----- | ----- | 10.96 | 33.90 | 0.164 | Flexure failure | GFRP bar rupture before concrete crushing |
B3 | 1.87 | 1.24 | 7.10 | 9.50 | 10.28 | 39.20 | 0.182 | Flexure failure | GFRP bar rupture just before concrete crushing |
B4 | 4.75 | 4.62 | 10.95 | 11.56 | 12.16 | 23.93 | 0.390 | Shear flexure failure | Concrete crushing |
B5 | 1.80 | 0.68 | ----- | ----- | 14.22 | 32.40 | 0.126 | Flexure failure | GFRP bar rupture before concrete crushing |
B6 | 1.88 | 2.91 | 8.76 | 14.58 | 13.12 | 34.05 | 0.143 | Shear flexure failure | GFRP bar rupture just before concrete crushing |