Numerical Simulation of the Effect of Stress on the Seepage of Fractured Rock Mass

Figure 13

Vertical stress nephogram of different stoping stages (100 m, 150 m, 200 m, and 250 m) when working face length is 220 m.

(a) 100 m vertical stress nephogram

(b) 150 m vertical stress nephogram

(c) 200 m vertical stress nephogram

(d) 250 m vertical stress nephogram