Effects of Different Ratios of Fly Ash and River Sand on Mechanical Properties of Cemented Paste Backfill Materials

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr class="thead"><td class="align_left">Groups</td><td class="align_center">OPC</td><td class="align_center">FA</td><td class="align_center">RS</td><td class="align_center">CG</td><td class="align_center">Water</td></tr><tr><td class="thead-hr" colspan="6"><hr/></td></tr><tr><td class="align_left">F0</td><td class="align_center">1</td><td class="align_center">0</td><td class="align_center">4</td><td class="align_center">2</td><td class="align_center">1.2</td></tr><tr><td class="align_left">F0.2</td><td class="align_center">1</td><td class="align_center">0.8</td><td class="align_center">3.2</td><td class="align_center">2</td><td class="align_center">1.2</td></tr><tr><td class="align_left">F0.4</td><td class="align_center">1</td><td class="align_center">1.6</td><td class="align_center">2.4</td><td class="align_center">2</td><td class="align_center">1.2</td></tr><tr><td class="align_left">F0.6</td><td class="align_center">1</td><td class="align_center">2.4</td><td class="align_center">1.6</td><td class="align_center">2</td><td class="align_center">1.2</td></tr><tr class="table-tr"><td colspan="6"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Experimental scheme design (mass ratio).</div>

Advances in Civil Engineering

tab3

Table 3

Table 3: Effects of Different Ratios of Fly Ash and River Sand on Mechanical Properties of Cemented Paste Backfill Materials 