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="tab12"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_center">Goal porosity (%)</td><td class="align_center">7 d compressive strength (MPa)</td><td class="align_center">28 d flexural tensile strength (MPa)</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">15</td><td class="align_center">8.3</td><td class="align_center">1.60</td></tr><tr><td class="align_left">20</td><td class="align_center">5.8</td><td class="align_center">1.06</td></tr><tr><td class="align_left">25</td><td class="align_center">3.5</td><td class="align_center">0.64</td></tr><tr><td class="align_left">30</td><td class="align_center">2.2</td><td class="align_center">0.37</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Summary table of average strength of porous concrete.</div>

Advances in Materials Science and Engineering

tab12

Table 12

Table 12: Optimum Design and Performance of Porous Concrete for Heavy-Load Traffic Pavement in Cold and Heavy Rainfall Region of NE China 