Deformation and Failure Mechanism of Surrounding Rock in Mining-Influenced Roadway and the Control Technology

Figure 10

Support of the 42,106 return air roadway. (a) Roadway section diagram. (b) Plane diagram of the roof. (c) Positive sidewall section diagram. (d) Plane diagram of the negative sidewall.

(a)

(b)

(c)

(d)