Floor Failure Evolution Mechanism for a Fully Mechanized Longwall Mining Face above a Confined Aquifer

Figure 12

Resistivity results for borehole #1 at different locations on the working face: (a) 814 m, (b) 807 m, (c) 802 m, (d) 796 m, (e) 793 m, (f) 783 m, (g) 762 m, (h) 682 m, and (i) 557 m.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)