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

Figure 14

Disturbance influence of stress ratio on surrounding rock failure of staggered roadways. (a) 0.5 ratio of horizontal stress to vertical stress, (b) 1.0 ratio of horizontal stress to vertical stress, and (c) 1.5 ratio of horizontal stress to vertical stress.