Table 1: Details of tested beams.

Beams Cross section(mm) Tension steel rebars Stirrups GFRP
FB1 150×250 3ϕ8 ϕ8@ 60 U-shaped
FB2 150×250 3ϕ12 ϕ8@ 60 U-shaped
FB3 150×250 2ϕ16 ϕ8@ 60 U-shaped
PB 150×250 3ϕ12 ϕ8@ 60 No
RB1 150×250 3ϕ12 ϕ8@ 60 Only bottom
TB bf×hf×b×h=
450×80×150×310
3ϕ12 ϕ8@ 60 U-shaped