Analysis on Influence Factors of Roadway Instability in High-Stress, Steeply Inclined Extra-Thick Coal Seam

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left">Type</td><td class="align_center">Compressive strength (MPa)</td><td class="align_center">Elastic modulus (GPa)</td><td class="align_center">Poisson’s ratio</td><td class="align_center">Cohesion (MPa)</td><td class="align_center">Internal friction angle (°)</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">Anchoring agent (MSCKa23-35)</td><td class="align_center">62.02</td><td class="align_center">13.03</td><td class="align_center">0.26</td><td class="align_center">9.42</td><td class="align_center">33.97</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Summary of mechanical parameters of anchoring agent used in the Wudong coal mine.</div>

Advances in Civil Engineering

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Table 3

Table 3: Analysis on Influence Factors of Roadway Instability in High-Stress, Steeply Inclined Extra-Thick Coal Seam 