Study on Reasonable Roadway Position of Working Face under Strip Coal Pillar in Rock Burst Mine

Figure 10

Movement law of overburden rock with different width coal pillars. (a) 35 m coal pillar. (b) 30 m coal pillar. (c) 25 m coal pillar. (d) 18 m coal pillar. (e) 10 m coal pillar. (f) 5 m coal pillar.

(a)

(b)

(c)

(d)

(e)

(f)