Evaluation of Ground Surface Pregrouting in a Mountain Tunnel Based on FAHP

<table class="fixed-width table-group" id="tab8"><tr><td><table class="table"><colgroup><col style="width:4.98em"/><col style="width:8.39em"/><col style="width:3.84em"/></colgroup><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Elements</td><td class="align_center">Evaluation results</td><td class="align_center">Scores</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left"><i>I</i><sub>4</sub></td><td class="align_center">Excellent</td><td class="align_center">&gt;90</td></tr><tr><td class="align_left"><i>I</i><sub>3</sub></td><td class="align_center">Good</td><td class="align_center">80–90</td></tr><tr><td class="align_left"><i>I</i><sub>2</sub></td><td class="align_center">Moderate</td><td class="align_center">60–79</td></tr><tr><td class="align_left"><i>I</i><sub>1</sub></td><td class="align_center">Bad</td><td class="align_center">&lt;60</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Evaluation results of the target and their scores.</div>

Mathematical Problems in Engineering

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Table 8

Table 8: Evaluation of Ground Surface Pregrouting in a Mountain Tunnel Based on FAHP 