Influence of Water-Resisting Layer Thickness on Fracture Evolution in Karst Tunnel and Control Measures

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2022/3889950/figures/3889950.fig.002a.svgz" name="3889950.fig.002a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Numerical calculation model</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2022/3889950/figures/3889950.fig.002b.svgz" name="3889950.fig.002b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Tunnel excavation profile</td></tr></table>

Geofluids

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Figure 2

Figure 2: Influence of Water-Resisting Layer Thickness on Fracture Evolution in Karst Tunnel and Control Measures 