Numerical Study on Zonal Disintegration of Deep Rock Mass Using Three-Dimensional Bonded Block Model

Figure 10

Fracture distribution around the roadway boundary using different sizes of tetrahedral block: (a) block with 0.6 m edge length; (b) block with 0.8 m edge length; (c) block with 1 m edge length.

(a)

(b)

(c)