A Two-Stage Method for Structural Damage Prognosis in Shear Frames Based on Story Displacement Index and Modal Residual Force

<table class="table-group" id="tab6"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td align="left">Damage scenario</td><td align="center">Damage location</td><td align="center">Stiffness reduction (%)</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td align="left">I</td><td align="center">Story 10</td><td align="center">15</td></tr><tr><td align="left">II</td><td align="center">Stories 5 and 20</td><td align="center">10 and 10</td></tr><tr><td align="left">III</td><td align="center">Stories 7, 12, 14, and 25</td><td align="center">10, 5, 15, and 10</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

The considered damage scenarios in the 25-story shear frame.

Advances in Civil Engineering

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Table 6

Table 6: A Two-Stage Method for Structural Damage Prognosis in Shear Frames Based on Story Displacement Index and Modal Residual Force 