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

Figure 9

Distribution pattern of plastic zone under different lateral pressure coefficients. (a) λ = 0.3. (b) λ = 0.6. (c) λ = 1.0. (d) λ = 1.5. (e) λ = 2.0. (f) λ = 2.5.

(a)

(b)

(c)

(d)

(e)

(f)