Using Alkali-Activated Cementitious Materials to Solidify High Organic Matter Content Dredged Sludge as Roadbed Material

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="11"><hr/></td></tr><tr class="thead"><td class="align_left">Composition</td><td class="align_center">Fe<sub>2</sub>O<sub>3</sub></td><td class="align_center">SiO<sub>2</sub></td><td class="align_center">Al<sub>2</sub>O<sub>3</sub></td><td class="align_center">MgO</td><td class="align_center">SO<sub>3</sub></td><td class="align_center">TiO<sub>2</sub></td><td class="align_center">R<sub>2</sub>O</td><td class="align_center">P<sub>2</sub>O<sub>5</sub></td><td class="align_center">CaO</td><td class="align_center">LOI</td></tr><tr><td class="thead-hr" colspan="11"><hr/></td></tr><tr><td class="align_left">Content (%)</td><td class="align_center">7.26</td><td class="align_center">43.52</td><td class="align_center">21.24</td><td class="align_center">1.49</td><td class="align_center">1.67</td><td class="align_center">0.813</td><td class="align_center">2.727</td><td class="align_center">1.25</td><td class="align_center">1.11</td><td class="align_center">17.83</td></tr><tr class="table-tr"><td colspan="11"><hr class="tbody-hr"/></td></tr></table></td></tr><tr class="table-fn"><td><div>Note: R<sub>2</sub>O: alkali metal oxide; LOI: loss of ignition at 1000°C.<br/></div></td></tr></table>

<div>Chemical compositions of dried dredged sludge.</div>

Advances in Civil Engineering

tab2

Table 2

Table 2: Using Alkali-Activated Cementitious Materials to Solidify High Organic Matter Content Dredged Sludge as Roadbed Material 