The Influence of the Track Parameters on Vibration Characteristics of Subway Tunnel

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Quantity</td><td class="align_center">Young’s modulus (<i>E</i>)</td><td class="align_center">Poisson’s ratio (<i>ν</i>)</td><td class="align_center">Density (<i>ρ</i>)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">Value</td><td class="align_center">3.25 × 10<sup>10</sup> Pa</td><td class="align_center">0.2</td><td class="align_center">2450 kg/m<sup>3</sup></td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Track bed slab and subgrad parameter values.</div>

Shock and Vibration

tab4

Table 4

Table 4: The Influence of the Track Parameters on Vibration Characteristics of Subway Tunnel 