Analysis on Spatial Disturbance Influence of Surrounding Rock Stress in the Staggered Roadways and Its Control Countermeasures

Figure 3

Disturbance influence of distance between roadways on surrounding rock vertical stress of staggered roadway. (a) Distance between roadways 12 m, (b) distance between roadways 6 m, and (c) distance between roadways 2 m.

(a)

(b)

(c)