Study of the Fracture Law of Overlying Strata under Water Based on the Flow-Stress-Damage Model

Figure 5

Distribution of plastic deformation of the overlying strata at different mining distances: (a) working face mined to 50 m, (b) working face mined to 100 m, and (c) working face mined to 150 m.

(a)

(b)

(c)