Experimental Investigation into the Bedding Plane Slip Effect on the Overlying Strata Behavior in Longwall Top Coal Caving of Soft Coal Seam

Figure 13

Horizontal slip curves in the working face of different advance distances. (a) 78 m, (b) 117 m, (c) 160 m, and (d) 315 m.

(a)

(b)

(c)

(d)