Intelligent Prediction Method for Operation and Maintenance Safety of Prestressed Steel Structure Based on Digital Twin Technology

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td class="align_left"> </td><td class="align_center">Deflection (mm)</td><td class="align_center"><i>F</i><sub>actual</sub>/<i>F</i><sub>allowable</sub></td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td class="align_left">Normal value</td><td class="align_center">&lt;15</td><td class="align_center">&lt;1.3</td></tr><tr><td class="align_left">Blue alert</td><td class="align_center">15</td><td class="align_center">1.3</td></tr><tr><td class="align_left">Orange alert</td><td class="align_center">19</td><td class="align_center">1.4</td></tr><tr><td class="align_left">Red alert</td><td class="align_center">24</td><td class="align_center">1.5</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

<div>Warning value of deflection and cable force.</div>

Advances in Civil Engineering

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Table 2

Table 2: Intelligent Prediction Method for Operation and Maintenance Safety of Prestressed Steel Structure Based on Digital Twin Technology 