A New Method to Estimate the Joint Roughness Coefficient by Back Calculation of Shear Strength

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left">Normal stiffness <i>sj_kn</i> (Pa/m)</td><td class="align_center">Shear stiffness <i>sj_ks</i> (Pa/m)</td><td class="align_center">Friction coefficient <i>sj_fric</i></td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">3<i>e</i><sup>13</sup></td><td class="align_center">1<i>e</i><sup>13</sup></td><td class="align_center">0.8</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Microscopic parameters of joint.</div>

Advances in Civil Engineering

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Table 4

Table 4: A New Method to Estimate the Joint Roughness Coefficient by Back Calculation of Shear Strength 