Failure Characteristics of Joint Bolts in Shield Tunnels Subjected to Impact Loads from a Derailed Train

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr class="thead"><td class="align_left">Parameter</td><td class="align_center">Class</td><td class="align_center">Size (mm)</td><td class="align_center">Density (kg/m<sup>3</sup>)</td><td class="align_center">Young’s modulus (GPa)</td><td class="align_center">Poisson’s ratio</td><td class="align_center">Effective sectional area (mm<sup>2</sup>)</td></tr><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr><td class="align_left">Value</td><td class="align_center">8.8</td><td class="align_center">36</td><td class="align_center">7800</td><td class="align_center">206</td><td class="align_center">0.3</td><td class="align_center">816</td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Shock and Vibration

tab2

Table 2

Table 2: Failure Characteristics of Joint Bolts in Shield Tunnels Subjected to Impact Loads from a Derailed Train 