Flexural Strengthening and Rehabilitation of Reinforced Concrete Beam Using BFRP Composites: Finite Element Approach

Table 3

Model descriptions.

Model mark	Main reinforcement ratio at tension zone (%)	Number of BFRP layers	Status	Schemes
B1	0.41	—	Control	—
B2	0.83	—	Control	—
B3	0.41	3	Strengthened	Midspan
B4	0.83	3	Strengthened	Midspan
B5	0.41	8	Strengthened	Midspan
B6	0.83	8	Strengthened	Bottom
B7	0.66	0	Loss of 20% of main reinforcement area	—
B8	0.66	8	Strengthened and loss of 20% of main reinforcement area	Bottom

Innovative model.