Study on Crack Evolution and Failure Mechanism of Fully Penetrated Fracture Grouting Body

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Density (kg m<sup>-3</sup>)</td><td class="align_center">Compressive strength (MPa)</td><td class="align_center">Modulus of elasticity (GPa)</td><td class="align_center">Modulus of deformation (GPa)</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">2389</td><td class="align_center">14.3~21.8</td><td class="align_center">1.4~2.1</td><td class="align_center">0.817~1.068</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Basic mechanical parameters of sandstone.</div>

Geofluids

tab1

Table 1

Table 1: Study on Crack Evolution and Failure Mechanism of Fully Penetrated Fracture Grouting Body 