Analysis of Damage Mechanism of Tunnel Lining Structure under the Coupling Action of Active Fault

Figure 4

Displacement diagram in different directions under coupling fault. (a) The deformation cloud diagram of lining when the fault displacement is 0.4 m. (b) Y-direction displacement curve of lining with different movement amounts in the coupling ratio of 1 : 2. (c) Z-direction displacement curve of lining with different movement amounts in the coupling ratio of 1 : 2.

(a)

(b)

(c)