Numerical Tests Research on Mechanical Parameters of Rockmass considering Structural Plane Combination Characteristics

Figure 10

Numerical simulation results of fracture stress of rock samples with different spacings of structure planes under the confining pressure of 1.5 MPa: (a) dip angle of 30°; (b) dip angle of 45°; (c) dip angle of 60°, and (d) different sizes and different combined dip angles.

(a)

(b)

(c)

(d)