Stress Distribution and Failure Characteristics of Stope Overburden of an Inclined Coal Seam

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/geofluids/volume-2021/5552016/figures/5552016.fig.0011a.svgz" name="5552016.fig.0011a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Maximum principal stress</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/geofluids/volume-2021/5552016/figures/5552016.fig.0011b.svgz" name="5552016.fig.0011b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Minimum principal stress</td></tr><tr class="fig-image" id="c"><td><object data="https://static.hindawi.com/articles/geofluids/volume-2021/5552016/figures/5552016.fig.0011c.svgz" name="5552016.fig.0011c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>Horizontal stress SXX</td></tr><tr class="fig-image" id="d"><td><object data="https://static.hindawi.com/articles/geofluids/volume-2021/5552016/figures/5552016.fig.0011d.svgz" name="5552016.fig.0011d" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(d) </b>Horizontal stress SYY</td></tr></table>

<div>Cloud diagrams of maximum principal stress, minimum principal stress, and horizontal stress of overlying strata when E9103 workface advanced to 400 m.</div>

Geofluids

fig11

Figure 11

Figure 11: Stress Distribution and Failure Characteristics of Stope Overburden of an Inclined Coal Seam 