Experimental Research on Quick Structural Health Monitoring Technique for Bridges Using Smartphone

<table class="table-group" id="tab8"><tr><td><table class="table"><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr class="thead"><td class="align_left">Location</td><td class="align_center">4 (mid)</td></tr><tr><td class="thead-hr" colspan="2"><hr/></td></tr><tr><td class="align_left">Natural frequency (Hz)</td><td class="align_center"> </td></tr><tr><td class="align_left"> Displacement sensor</td><td class="align_center">4.56</td></tr><tr><td class="align_left"> Smartphone (D-Viewer)</td><td class="align_center">4.68</td></tr><tr><td class="align_left">Error (%)</td><td class="align_center">2.63</td></tr><tr class="table-tr"><td colspan="2"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Comparison of natural frequency identified from displacement measurements.

Advances in Materials Science and Engineering

tab8

Table 8

Table 8: Experimental Research on Quick Structural Health Monitoring Technique for Bridges Using Smartphone 