An Analytical Calculation Method for Displacement Criterion on Tunnel Surrounding Rock Mass Stability

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Empirical method (mm)</td><td class="align_center">Method by regulation</td><td class="align_center">No plastic region method (mm)</td><td class="align_center">Method with plastic region (mm)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">94.25</td><td class="align_center">Not applicable</td><td class="align_center">28.67</td><td class="align_center">76.98</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Allowable displacement by different methods for the tunnel at Zipingpu project.</div>

Advances in Civil Engineering

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Table 5

Table 5: An Analytical Calculation Method for Displacement Criterion on Tunnel Surrounding Rock Mass Stability 