Failure Analysis of Deep Composite Roof Roadway and Support Optimization of Anchor Cable Parameters

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2021/5610058/figures/5610058.fig.006a.svgz" name="5610058.fig.006a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Normal conditions</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2021/5610058/figures/5610058.fig.006b.svgz" name="5610058.fig.006b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Surrounding rock softening</td></tr></table>

<div>Distribution of plastic zone in the roadway surrounding rock.</div>

Geofluids

fig6

Figure 6

Figure 6: Failure Analysis of Deep Composite Roof Roadway and Support Optimization of Anchor Cable Parameters 