Numerical Investigation on Crack Propagation and Fatigue Life Estimation of Shield Lining under Train Vibration Load

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Material</td><td class="align_center">Elastic modulus (MPa)</td><td class="align_center">Poisson’s ratio</td><td class="align_center">Density (kg/m<sup>3</sup>)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">Concrete C50</td><td class="align_center">34500</td><td class="align_center">0.2</td><td class="align_center">2500</td></tr><tr><td class="align_left">M30 bolt</td><td class="align_center">209000</td><td class="align_center">0.269</td><td class="align_center">7890</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Material properties of the shield tunnel lining.</div>

Shock and Vibration

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Table 1

Table 1: Numerical Investigation on Crack Propagation and Fatigue Life Estimation of Shield Lining under Train Vibration Load 