Utilization of Coffee Husk Ash on the Geotechnical Properties of Gypsum-Stabilized Expansive Clayey Soil

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="12"><hr/></td></tr><tr class="thead"><td class="align_left">Oxide</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">Fe<sub>2</sub>O<sub>3</sub></td><td class="align_center">CaO</td><td class="align_center">MgO</td><td class="align_center">Na<sub>2</sub>O</td><td class="align_center">K<sub>2</sub>O</td><td class="align_center">MnO</td><td class="align_center">TiO<sub>2</sub></td><td class="align_center">P<sub>2</sub>O<sub>5</sub></td><td class="align_center">LOI</td></tr><tr><td class="thead-hr" colspan="12"><hr/></td></tr><tr><td class="align_left">Value (%)</td><td class="align_center">49.18</td><td class="align_center">13.30</td><td class="align_center">7.80</td><td class="align_center">6.32</td><td class="align_center">2.28</td><td class="align_center">0.12</td><td class="align_center">1.28</td><td class="align_center">0.24</td><td class="align_center">0.44</td><td class="align_center">0.08</td><td class="align_center">10.90</td></tr><tr class="table-tr"><td colspan="12"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Chemical compositions of expansive clayey soil.</div>

Advances in Civil Engineering

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Table 3

Table 3: Utilization of Coffee Husk Ash on the Geotechnical Properties of Gypsum-Stabilized Expansive Clayey Soil 