Experimental Study and Numerical Simulation on Failure Process of Reinforced Concrete Box Culvert

Figure 4

The crack distribution of prefabricated BC structure. (a) Flat seam type. (b) Round hinged type. (c) Integral type. (d) Mortise type. ①, ②, ③, and ④ are the order of crack initiation.

(a)

(b)

(c)

(d)