Study on the Combined Effect of Inclined Natural Fracture and Water Jet Slot on the Blast-Induced Crack Propagation Law

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left"> </td><td class="align_center">Distributional model</td><td class="align_center">Mean value (×10<sup>−3</sup>m)</td><td class="align_center">Standard deviation</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">Length of water jet slot (<i>l</i><sub><i>s</i></sub>)</td><td class="align_center">Normal</td><td class="align_center">10</td><td class="align_center">0.25</td></tr><tr><td class="align_left">Radius of blast hole (<i>r</i><sub><i>b</i></sub>)</td><td class="align_center">Normal</td><td class="align_center">6</td><td class="align_center">0.20</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Parameters of normal distributions for geometrical dimensions of blast hole.</div>

Shock and Vibration

tab3

Table 3

Table 3: Study on the Combined Effect of Inclined Natural Fracture and Water Jet Slot on the Blast-Induced Crack Propagation Law 