Analysis of Mining Crack Evolution in Deep Floor Rock Mass with Fault

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2021/5583877/figures/5583877.fig.007a.svgz" name="5583877.fig.007a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Advancing 50 m of working face</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2021/5583877/figures/5583877.fig.007b.svgz" name="5583877.fig.007b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Advancing 75 m of working face</td></tr><tr class="fig-image" id="c"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2021/5583877/figures/5583877.fig.007c.svgz" name="5583877.fig.007c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>Advancing 105 m of working face</td></tr><tr class="fig-image" id="d"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2021/5583877/figures/5583877.fig.007d.svgz" name="5583877.fig.007d" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(d) </b>Advancing 140 m of working face</td></tr></table>

<div>Mining crack evolution process (45°, project 1).</div>

Geofluids

fig7

Figure 7

Figure 7: Analysis of Mining Crack Evolution in Deep Floor Rock Mass with Fault 