Research on Inpit Dumping Height during Tracing Mining Period between Two Adjacent Surface Coal Mines

<table class="table-group" id="tab9"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Dumping height</td><td class="align_center">Total cost (thousand yuan)</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">1100</td><td class="align_center">147.77</td></tr><tr><td class="align_left">1130</td><td class="align_center">142.79</td></tr><tr><td class="align_left">1160</td><td class="align_center">161.65</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Contrast between dumping height and the total cost.</div>

Advances in Civil Engineering

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Table 9

Table 9: Research on Inpit Dumping Height during Tracing Mining Period between Two Adjacent Surface Coal Mines 