Theoretical Analysis and Numerical Simulation of the Graben Fault Instability Mechanism

Figure 6

Vertical stress field of the surrounding rock. (a) 0 m. (b) 15 m. (c) 30 m. (d) 45 m. (e) 60 m. (f) 75 m.

(a)

(b)

(c)

(d)

(e)

(f)