Effects of Water Immersion on the Long-Term Bearing Characteristics of Crushed Gangue in Goaf

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2021/6675984/figures/6675984.fig.0010a.svgz" name="6675984.fig.0010a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Time correlation curves of the residual crushing expansion</td></tr><tr class="fig-image" id="b"><td><object data="https://static-preview.hindawi.com/articles/geofluids/volume-2021/6675984/figures/6675984.fig.0010b.svgz" name="6675984.fig.0010b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>Time correlation curves of the void fraction</td></tr></table>

<div>Time correlation curves of the amount of residual crushing expansion and void fraction for caving sandstone samples of different grain compositions (axial stress of 3.5 MPa).</div>

Geofluids

fig10

Figure 10

Figure 10: Effects of Water Immersion on the Long-Term Bearing Characteristics of Crushed Gangue in Goaf 