Numerical Analysis of Slope Stability under Reservoir Water Level Fluctuations Using a FEM-LEM-Combined Method

<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" rowspan="2">Material</td><td class="align_center" colspan="2">Density (kN/m<sup>3</sup>)</td><td class="align_center" colspan="2">Friction angle <i>φ</i> (°)</td><td class="align_center" colspan="2">Cohesion (MPa)</td></tr><tr class="thead"><td class="align_center">Natural</td><td class="align_center">Saturated</td><td class="align_center">Natural</td><td class="align_center">Saturated</td><td class="align_center">Natural</td><td class="align_center">Saturated</td></tr><tr><td class="thead-hr" colspan="7"><hr/></td></tr><tr><td class="align_left">Glaciofluvial deposit</td><td class="align_center">20.0</td><td class="align_center">21.0</td><td class="align_center">33.0</td><td class="align_center">31.5</td><td class="align_center">0.06</td><td class="align_center">0.035</td></tr><tr><td class="align_left">Toppling rock mass</td><td class="align_center">26.0</td><td class="align_center">26.0</td><td class="align_center">33.8</td><td class="align_center">32.3</td><td class="align_center">0.30</td><td class="align_center">0.15</td></tr><tr class="table-tr"><td colspan="7"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Physical and mechanical parameters for glaciofluvial deposit and toppling rock masses.</div>

Geofluids

tab2

Table 2

Table 2: Numerical Analysis of Slope Stability under Reservoir Water Level Fluctuations Using a FEM-LEM-Combined Method 