The Mechanism and Application of Deep-Hole Precracking Blasting on Rockburst Prevention

<table class="figure-group"><tr class="fig-image" id="a"><td><object data="https://static.hindawi.com/articles/sv/volume-2015/625691/figures/625691.fig.001a.svgz" name="625691.fig.001a" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(a) </b>Pure coal</td></tr><tr class="fig-image" id="b"><td><object data="https://static.hindawi.com/articles/sv/volume-2015/625691/figures/625691.fig.001b.svgz" name="625691.fig.001b" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(b) </b>1 : 1 coal-rock mass complex</td></tr><tr class="fig-image" id="c"><td><object data="https://static.hindawi.com/articles/sv/volume-2015/625691/figures/625691.fig.001c.svgz" name="625691.fig.001c" type="image/svg+xml"></object></td></tr><tr class="fig-caption"><td><b>(c) </b>1 : 2 coal-rock mass complex</td></tr></table>

<div>The bursting proneness test samples of coal-rock mass combination.</div>

Shock and Vibration

fig1

Figure 1

Figure 1: The Mechanism and Application of Deep-Hole Precracking Blasting on Rockburst Prevention 