Table 1 Summary of test variables.
Group | Specimen designation | Slab Thickness (mm) | Steel ratio (%) | FRP type | FRP width (cm) | No. of layers | Strengthening configuration |
|---|---|---|---|---|---|---|---|
SA | SA0 | 55 | 1 | – | – | – | – |
SA-H15-A | 55 | 1 | HFRP | 15Â cm | 1 | Adjacent | |
SA-H15-O | 55 | 1 | HFRP | 15Â cm | 1 | Offset | |
SA-H20-A | 55 | 1 | HFRP | 20Â cm | 1 | Adjacent | |
SA-C15-A | 55 | 1 | CFRP | 15Â cm | 1 | Adjacent | |
SB | SB0 | 75 | 1 | – | – | – | – |
SB-H15-A | 75 | 1 | HFRP | 15Â cm | 1 | Adjacent | |
SB-H15-O | 75 | 1 | HFRP | 15Â cm | 1 | Offset | |
SB-H20-A | 75 | 1 | HFRP | 20Â cm | 1 | Adjacent | |
SB-H15(2)-A | 75 | 1 | HFRP | 15Â cm | 2 | Adjacent | |
SB-C15-A | 75 | 1 | CFRP | 15Â cm | 1 | Adjacent |