Efficacy of Thermally Conditioned Sisal FRP Composite on the Shear Characteristics of Reinforced Concrete Beams
Table 2
Summary of test beams.
Beam group
Wrapping configuration
Strengthening material
Beam designation
Type of strengthening
Strengthening scheme
Group A
Nil
Nil
Control specimen ConS1, ConS2
No strengthening
Nil
Group B
Full wrapping 90°, single layer
Sisal FRP
SS1, SS2
Shear strengthening throughout using woven sisal FRP
U-Wrap, three sided wrap
Group C
Strip wrapping 90°, single layer 62 mm strips at 124 mm C/C (at a clear gap of 62 mm) so as to achieve 50% of total area strengthening, with end clear gaps of 49 mm.
Sisal FRP
SS3, SS4
Flexural strengthening in strips, throughout using woven sisal FRP