Study on Stability of Tunnel Surrounding Rock and Precipitation Disaster Mitigation in Flowing Sand Body

<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">Bulk density (kg/m<sup>3</sup>)</td><td class="align_center">Apparent density (kg/m<sup>3)</sup></td><td class="align_center">Water content before precipitation (%)</td><td class="align_center">Water content after precipitation (%)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">1546.3</td><td class="align_center">2565.5</td><td class="align_center">19.2</td><td class="align_center">6.4</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Test results of physical properties of quicksand.</div>

Geofluids

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Table 1

Table 1: Study on Stability of Tunnel Surrounding Rock and Precipitation Disaster Mitigation in Flowing Sand Body 