Research Article
Transformer-Enhanced Traffic Load Simulation for Wear Evaluation of Bridge Expansion Joint
Table 2
Verification of the dynamic behavior of the established FEM.
| Mode no. | Nature of mode | Measured frequency (Hz) | FEM analysis (Hz) | Error (%) |
| 1 | 1st symmetric lateral | 0.0586 | 0.0534 | −8.9 | 2 | 1st anti-symmetric vertical | 0.0877 | 0.0884 | 0.8 | 3 | 1st anti-symmetric lateral | 0.1221 | 0.1228 | 0.6 | 4 | 1st symmetric vertical | 0.1587 | 0.1504 | −5.2 | 5 | 2nd symmetric vertical | 0.1685 | 0.1668 | −1.0 | 6 | 2nd anti-symmetric vertical | 0.1880 | 0.1877 | −0.2 | 7 | 1st symmetric torsional | 0.2417 | 0.2307 | −4.6 | 8 | 1st anti-symmetric torsional | 0.3077 | 0.2862 | −7.0 |
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