Study on Complexity of Precast Concrete Components and Its Influence on Production Efficiency

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">First-level index (from main category)</td><td class="align_center">Second-level index (from subcategory)</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Structural complexity D1</td><td class="align_center">Surface-to-volume ratio F11, number of openings F12, reinforcement ratio F13, number of embedded parts F14, amount of exposed rebar F15</td></tr><tr><td class="align_left">Production complexity D2</td><td class="align_center">Material consumption F21, mold assembly time F22, mold manufacturing accuracy F23, waiting time in production line F24, abnormal production status F25</td></tr><tr><td class="align_left">Management complexity D3</td><td class="align_center">Operating proficiency of workers F31, mold turnover rate F32, delivery delay F33, repair rate F34, degree of automation of production line F35, information management level F36</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Final complexity index system for PC components.</div>

Advances in Civil Engineering

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Table 5

Table 5: Study on Complexity of Precast Concrete Components and Its Influence on Production Efficiency 