Study on Failure Mechanism and Control Technology of Roadway Surrounding Rock under Complex Occurrence Coal Seam

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2022/7132188/figures/7132188.fig.009a.svgz" name="7132188.fig.009a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Horizontal stress</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2022/7132188/figures/7132188.fig.009b.svgz" name="7132188.fig.009b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Vertical stress</td></tr></table>

<div>Cloud map of horizontal stress and vertical stress distribution of roadway under the influence of mining.</div>

Geofluids

fig9

Figure 9

Figure 9: Study on Failure Mechanism and Control Technology of Roadway Surrounding Rock under Complex Occurrence Coal Seam 