Research Article

Flexural Strength of Carbon Fiber Reinforced Polymer Repaired Cracked Rectangular Hollow Section Steel Beams

Figure 5

Load versus mid-span deflection curves.
(a) Specimens with 3 mm length initial crack
(b) Specimens with 6 mm length initial crack
(c) Specimens with 30 mm length initial crack
(d) Prestressed specimens with 30 mm length initial crack