Table 6 Experimental results
From: Flexural behaviour of recycled reinforced concrete beams strengthened/ repaired with CFRP laminates
Beam No | Specimen description | Initial Crack Load (kN) | Ultimate Load (kN) | Mid. Span Deflection (mm) | Max. Deflection (mm) | Strain Bot. Reinf. (µm) | Mode of Failure |
|---|---|---|---|---|---|---|---|
B1-0 | Group (A) Without CFRP | 35 | 167 | 22.6 | 29.2 | 3630 | Flexure Failure |
B1-1 | 30 | 159.3 | 24 | 32.1 | 3189 | ||
B1-2 | 30 | 133 | 24.9 | 32.9 | 5060 | ||
B1-4 | 25 | 131.7 | 26.85 | 34.5 | 2427 | ||
B2-0 | Group (B) With CFRP | 35 | 262.5 | 14.07 | 14.07 | 984 | Shear failure |
B2-2 | 30 | 235 | 14.25 | 18.78 | 984 | ||
B2-4 | 25 | 222.5 | 14.78 | 19.5 | 984 |