Analysis of Tunnel Lining Failure Mechanism under the Action of Active Fault

Figure 12

The cloud diagrams of plastic zone with different displacements under 90° dip angle. Cloud diagram of plastic zone under strike-slip fault with (a) 0.9 m and (b) 1.1 m. Cloud diagram of plastic zone under thrust fault with (c) 0.9 m and (d) 1.1 m.

(a)

(b)

(c)

(d)