Experimental Study on the Mechanical Behavior of Yunnan Limestone in Natural and Saturated States

<table class="table-group" id="tab6"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">Parameter type</td><td class="align_center">Water content state</td><td class="align_center"><i>M</i><sub><i>b</i></sub></td><td class="align_center"><i>s</i></td><td class="align_center"><i>a</i></td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left" rowspan="2">Peak strength parameter</td><td class="align_center">Natural</td><td class="align_center">16.38</td><td class="align_center">0.98</td><td class="align_center">0.61</td></tr><tr><td class="align_center">Saturated</td><td class="align_center">13.05</td><td class="align_center">0.97</td><td class="align_center">0.64</td></tr><tr><td class="align_left" colspan="5"><hr/></td></tr><tr><td class="align_left" rowspan="2">Residual strength parameter</td><td class="align_center">Natural</td><td class="align_center">4.82</td><td class="align_center">−0.03</td><td class="align_center">1.20</td></tr><tr><td class="align_center">Saturated</td><td class="align_center">3.97</td><td class="align_center">−0.06</td><td class="align_center">1.31</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Fitted strength parameters of the Yunnan limestone based on the generalized H-B strength criterion.</div>

Advances in Civil Engineering

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Table 6

Table 6: Experimental Study on the Mechanical Behavior of Yunnan Limestone in Natural and Saturated States 