Research Article
Strengthening of RCC Beams in Shear by Using SBR Polymer-Modified Ferrocement Jacketing Technique
Table 6
Reloading test results of predamaged strengthened beams.
| | Beam description | Ultimate load (kN) | Percentage increase in ultimate load | Deflection at ultimate load (mm) | Failure mode |
| | DB-ad-1 | 145.68 | — | 5.899 | Shear | | RDB45-ad-1 | 149.14 | 2.38% | 11.891 | Shear | | RDB75-ad-1 | 153.45 | 5.33% | 12.494 | Shear flexural | | RDB95-ad-1 | 163.20 | 12.03% | 14.882 | Shear flexural | | DB-ad-3 | 64.53 | — | 11.674 | Shear flexural | | RDB45-ad-3 | 71.75 | 11.19% | 14.564 | Shear-flexural | | RDB75-ad-3 | 70.22 | 8.82% | 17.534 | Shear | | RDB95-ad-3 | 70.24 | 8.85% | 17.887 | Shear flexural | | SDB-ad-1 | 144.28 | — | 6.857 | Shear | | RSDB45-ad-1 | 154.60 | 4.60% | 14.048 | Shear flexural | | RSDB75-ad-1 | 161.87 | 7.57% | 10.450 | Shear flexural | | RSDB95-ad-1 | 155.96 | 6.29% | 10.412 | Shear flexural | | SDB-ad-3 | 59.55 | — | 10.371 | Shear | | RSDB45-ad-3 | 67.20 | 12.85% | 14.146 | Shear | | RSDB75-ad-3 | 64.05 | 7.56% | 13.763 | Shear | | RSDB95-ad-3 | 62.24 | 4.52% | 12.523 | Shear |
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