Influence of Excitation on Dynamic System Identification for a Multi-Span Reinforced Concrete Bridge

<table class="table-group" id="tab1"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td align="left" rowspan="2">Mode</td><td align="center" colspan="2">Natural frequency</td></tr><tr class="thead"><td align="center">Mean value  (Hz)</td><td align="center">Cov  (%)</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td align="left">1</td><td align="center">2.49</td><td align="center">0.65</td></tr><tr><td align="left">2</td><td align="center">4.16</td><td align="center">0.53</td></tr><tr><td align="left">3</td><td align="center">5.71</td><td align="center">0.65</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Measured natural frequencies for multiple loading events.

Advances in Civil Engineering

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Table 1

Table 1: Influence of Excitation on Dynamic System Identification for a Multi-Span Reinforced Concrete Bridge 