Rock-Arch Instability Characteristics of the Sandstone Plate under Different Loading Conditions

<table class="table-group" width="800px"><tr class="fig-image" id="a"><td><img alt="950870.fig.0012a" src="https://static.hindawi.com/articles/amse/volume-2014/950870/figures/950870.fig.0012a.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(a) </b>Length effect</td></tr></table></td></tr><tr class="fig-image" id="b"><td><img alt="950870.fig.0012b" src="https://static.hindawi.com/articles/amse/volume-2014/950870/figures/950870.fig.0012b.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(b) </b>Width effect</td></tr></table></td></tr><tr class="fig-image" id="c"><td><img alt="950870.fig.0012c" src="https://static.hindawi.com/articles/amse/volume-2014/950870/figures/950870.fig.0012c.jpg"/></td></tr><tr class="fig-caption"><td align="center"><table><tr><td><b>(c) </b>Thickness effect</td></tr></table></td></tr></table>

<table>The forces variation with the rock plate geometry parameters.</table>

Advances in Materials Science and Engineering

fig12

Figure 12

Figure 12: Rock-Arch Instability Characteristics of the Sandstone Plate under Different Loading Conditions 