Risk Assessment of Deep Foundation Pit Construction Based on Analytic Hierarchy Process and Fuzzy Mathematics

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td class="align_left">Grade</td><td class="align_center">Risk value <i>R</i></td><td class="align_center">Acceptance criteria</td><td class="align_center">Disposal principle</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td class="align_left">Grade I</td><td class="align_center">15 ≤ <i>R</i></td><td class="align_center">Unacceptable</td><td class="align_center">Preventive measures to reduce risks must be implemented at all costs</td></tr><tr><td class="align_left">Grade II</td><td class="align_center">10 ≤ <i>R</i></td><td class="align_center">Unwilling to accept</td><td class="align_center">Identify and implement precautions to reduce risk</td></tr><tr><td class="align_left">Grade III</td><td class="align_center">4 ≤ <i>R</i></td><td class="align_center">Acceptable</td><td class="align_center">Risks are tolerable and precautions may be needed</td></tr><tr><td class="align_left">Grade IV</td><td class="align_center">1 ≤ <i>R</i></td><td class="align_center">Ignorable</td><td class="align_center">Risks are tolerable and no additional measures are required</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Advances in Civil Engineering

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Table 5

Table 5: Risk Assessment of Deep Foundation Pit Construction Based on Analytic Hierarchy Process and Fuzzy Mathematics 