Research Article
Main Girder Deflection Variations in Cable-Stayed Bridge with Temperature over Various Time Scales
Table 2
Structural model parameters.
| Component name | Materials | Geometric parameters | Coefficient of thermal expansion (/°C) |
| Steel box girder | Q345D | 3.2 m height and 37.2 m width (including wind fairing) | 1.2 × 10−5 | Stay cable | High-strength low relaxation steel wire | 109 to 241 wire, 7 mm diameter | 1.36 × 10−5 | Steel pylon | Q370qD | 170.8 m height; hollow rectangular cross section with 6.8 m × 5.0 m | 1.2 × 10−5 | Main piers | C50 concrete | 35.2 m height; Section with 12 m × 8.4 m | 1.0 × 10−5 | Auxiliary pier | C40 concrete | Separated rectangular cross section hollow piers; 30m height | 1.0 × 10−5 | Transition pier | C40 concrete | Separated rectangular cross section hollow piers; 24.8 m and 28.8 m height | 1.0 × 10−5 |
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