Optimized Analysis Method for Evaluating the Shear Strength Parameters of Rock Joint Surfaces

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left"><i>σ</i><sub>n</sub> (MPa)</td><td class="align_center" colspan="3"><i>τ</i> (MPa)</td><td class="align_center">Average value of <i>τ</i> (MPa)</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">1.0</td><td class="align_center">1.07</td><td class="align_center">1.13</td><td class="align_center">1.21</td><td class="align_center">1.14</td></tr><tr><td class="align_left">1.5</td><td class="align_center">1.30</td><td class="align_center">1.51</td><td class="align_center">1.60</td><td class="align_center">1.47</td></tr><tr><td class="align_left">2.0</td><td class="align_center">1.70</td><td class="align_center">1.96</td><td class="align_center">2.30</td><td class="align_center">1.99</td></tr><tr><td class="align_left">2.5</td><td class="align_center">2.46</td><td class="align_center">2.60</td><td class="align_center">2.86</td><td class="align_center">2.64</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Experimental shear strength values of the joint specimens.</div>

Advances in Civil Engineering

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Table 1

Table 1: Optimized Analysis Method for Evaluating the Shear Strength Parameters of Rock Joint Surfaces 