Analysis of Face Stability during Excavation of Double-O-Tube Shield Tunnel

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td align="left">Strata</td><td align="center">Theoretical results (kPa)</td><td align="center">Numerical results (kPa)</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td align="left">Sand</td><td align="center">23</td><td align="center">20</td></tr><tr><td align="left">Silt </td><td align="center">10.7</td><td align="center">10</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Critical supporting pressure of the DOT shield tunnel.

The Scientific World Journal

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Table 3

Table 3: Analysis of Face Stability during Excavation of Double-O-Tube Shield Tunnel 