Seismic Response Analysis of Secondary Lining Polymer Grouting Debonding Repair for Tunnel Construction Based on Parameter Inversion

Figure 19

The maximum vertical displacement and maximum vertical acceleration of the top of the secondary lining of the tunnel under the action of seismic waves at different sites: (a) the maximum vertical displacement of the top of the secondary lining; (b) the maximum vertical acceleration at the top of the secondary lining.

(a)

(b)