Optimum Design and Performance of Porous Concrete for Heavy-Load Traffic Pavement in Cold and Heavy Rainfall Region of NE China

<table class="table-group" id="tab4"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left" rowspan="2">Level</td><td class="align_center" colspan="3">Factor</td></tr><tr class="thead"><td class="align_center">Water-cement ratio A</td><td class="align_center">Mixing time B (s)</td><td class="align_center">Vibration time C (s)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">1</td><td class="align_center">0.30</td><td class="align_center">60</td><td class="align_center">10</td></tr><tr><td class="align_left">2</td><td class="align_center">0.28</td><td class="align_center">50</td><td class="align_center">20</td></tr><tr><td class="align_left">3</td><td class="align_center">0.26</td><td class="align_center">40</td><td class="align_center">30</td></tr><tr><td class="align_left">4</td><td class="align_center">0.24</td><td class="align_center">30</td><td class="align_center">40</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Factor level table of orthogonal test.</div>

Advances in Materials Science and Engineering

tab4

Table 4

Table 4: Optimum Design and Performance of Porous Concrete for Heavy-Load Traffic Pavement in Cold and Heavy Rainfall Region of NE China 