Stability Analysis of Surrounding Rock and Treatment Structures in Superlarge Karst Cave of Naqiu Tunnel

<div>Displacement test of surrounding rock. (a) Internal displacement of surrounding rock of the K14 + 385 section. (b) Dome settlement and peripheral convergence of the K14 + 385 section.</div>

Advances in Civil Engineering

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Figure 17

Figure 17: Stability Analysis of Surrounding Rock and Treatment Structures in Superlarge Karst Cave of Naqiu Tunnel 