Bending Capacity of Concrete-Encased Underground Electrical Duct Banks under Monotonic Loading: An Experimental Study

Figure 9

Soil pressure evolution. (a) A-type. (b) B-type. (c) 1/2 bottom. (d) 1/4 bottom. (e) 1/2 lateral.

(a)

(b)

(c)

(d)

(e)