Research on the Deformation Mechanism of Mining Roadway Stratiform Surrounding Rock with Nonuniform Stress Field

Figure 6

Plastic zone of seven models. (a) Plastic zone legend. (b) No structural plane. (c) Horizontal structural plane. (d) Structural plane with 15°. (e) Structural plane with 30°. (f) Structural plane with 45°. (g) Structural plane with 60°. (h) Vertical structural plane.

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