Research Article
Reaction Spectrum Comparative Analysis of Seismic Performance of 62 m CFST Bridge with Curved-String Truss before and after Reinforcement
Table 9
Comparison of peak values of displacement at 1/2L of the upper of the bridge before and after reinforcement.
| | Bridge status | Working conditions | UX (mm) | UY (mm) | UZ (mm) | ROTX (rad) | ROTY (rad) | ROYZ (rad) |
| | Before reinforcement | 1 | 0.45 | 8.96 | 1.38 | 8.55E − 04 | 9.30E − 05 | 2.00E − 06 | | 2 | 0.19 | 27.79 | 1.17 | 2.55E − 03 | 3.10E − 05 | 2.00E − 06 | | 3 | 0.24 | 8.52 | 1.49 | 8.58E − 04 | 3.30E − 05 | 1.00E − 06 |
| | After reinforcement | 1 | 0.35 | 8.03 | 1.13 | 6.68E − 04 | 4.70E − 05 | 0.00 | | 2 | 0.18 | 25.99 | 0.93 | 2.17E − 03 | 1.70E − 05 | 0.00 | | 3 | 0.33 | 7.86 | 1.07 | 6.60E − 04 | 2.10E − 05 | 0.00 |
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