Performance-Based Multiobjective Optimal Seismic Retrofit Method for a Steel Moment-Resisting Frame Considering the Life-Cycle Cost

<table class="table-group" id="tab2"><tr><td><table class="table"><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr class="thead"><td align="left"> </td><td align="center">Panel</td><td align="center">Column</td><td align="center">Beam</td></tr><tr><td class="thead-hr" colspan="4"><hr/></td></tr><tr><td align="left">Elastic modulus</td><td align="center">29000</td><td align="center">29000</td><td align="center">29000</td></tr><tr><td align="left">Shear modulus</td><td align="center">11514</td><td align="center">11514</td><td align="center">11514</td></tr><tr><td align="left">Yield strength</td><td align="center">57.6</td><td align="center">57.6</td><td align="center">49.2</td></tr><tr class="table-tr"><td colspan="4"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Material properties for steel members (unit: ksi).

Mathematical Problems in Engineering

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Table 2

Table 2: Performance-Based Multiobjective Optimal Seismic Retrofit Method for a Steel Moment-Resisting Frame Considering the Life-Cycle Cost 