Nonlinear Stability Analysis of a Composite Girder Cable-Stayed Bridge with Three Pylons during Construction

<table class="table-group" id="tab5"><tr><td><table class="table"><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr class="thead"><td align="left" rowspan="2">Structure</td><td align="center" rowspan="2">Dead load only</td><td align="center" colspan="3">Wind attack angle</td></tr><tr class="thead"><td align="center">−3°</td><td align="center">0°</td><td align="center">3°</td></tr><tr><td class="thead-hr" colspan="5"><hr/></td></tr><tr><td align="left">Structure in the side of midpylon</td><td align="center">8.38</td><td align="center">7.73</td><td align="center">8.16</td><td align="center">8.60</td></tr><tr><td align="left">Structure in the side of edge-pylon</td><td align="center">8.86</td><td align="center">8.23</td><td align="center">8.47</td><td align="center">8.93</td></tr><tr class="table-tr"><td colspan="5"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Influence of wind load on geometrical nonlinear stability safety factor.

Mathematical Problems in Engineering

tab5

Table 5

Table 5: Nonlinear Stability Analysis of a Composite Girder Cable-Stayed Bridge with Three Pylons during Construction 