Analysis of Changes in the Micromorphology of Sandstone Joint Surface under Dry-Wet Cycling

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Number of dry-wet cycles (<i>n</i>)</td><td class="align_center">JRC</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">0</td><td class="align_center">13.4618</td></tr><tr><td class="align_left">1</td><td class="align_center">13.1570</td></tr><tr><td class="align_left">3</td><td class="align_center">12.9766</td></tr><tr><td class="align_left">5</td><td class="align_center">12.8912</td></tr><tr><td class="align_left">8</td><td class="align_center">12.8054</td></tr><tr><td class="align_left">12</td><td class="align_center">12.7248</td></tr><tr><td class="align_left">16</td><td class="align_center">12.6263</td></tr><tr><td class="align_left">20</td><td class="align_center">12.5914</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>The roughness coefficient JRC of joint surface under dry-wet cycling conditions.</div>

Advances in Materials Science and Engineering

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Table 3

Table 3: Analysis of Changes in the Micromorphology of Sandstone Joint Surface under Dry-Wet Cycling 