Shear Properties of Cemented Paste Backfill under Low Confining Stress

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td class="align_left">Binder content <i>B</i><sub><i>c</i></sub> (%)</td><td class="align_center">Binder type</td><td class="align_center">Curing time <i>t</i> (days)</td><td class="align_center">Stress interval (kPa)</td><td class="align_center">Number of samples</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td class="align_left">4.2</td><td class="align_center">100% GPC</td><td class="align_center">3, 7, 14, and 28</td><td class="align_center">1, 20, 40, 80, 130, 210</td><td class="align_center">24</td></tr><tr><td class="align_left">6.9</td><td class="align_center">100% GPC</td><td class="align_center">3, 7, 14, and 28</td><td class="align_center">1, 20, 40, 80, 130, 210</td><td class="align_center">24</td></tr><tr><td class="align_left">9.7</td><td class="align_center">100% GPC</td><td class="align_center">3, 7, 14, and 28</td><td class="align_center">1, 20, 40, 80, 130, 210</td><td class="align_center">24</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Configuration of direct shear tests.</div>

Advances in Civil Engineering

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Table 3

Table 3: Shear Properties of Cemented Paste Backfill under Low Confining Stress 