Research Article
A Rapid Detection Method for Bridges Based on Impact Coefficient of Standard Bumping
Table 4
Impact coefficients with different deck roughness levels (without standard bumping).
| Vehicle speed (m/s) | Absolute smooth | Deck roughness level of A | Deck roughness level of B | Deck roughness level of C | Deck roughness level of D | Mean | Variance | Mean | Variance | Mean | Variance | Mean | Variance |
| 2 | 1.01 | 1.05 | 0.0005 | 1.09 | 0.0013 | 1.21 | 0.0069 | 1.43 | 0.0245 | 4 | 1.02 | 1.09 | 0.0015 | 1.18 | 0.0054 | 1.42 | 0.0246 | 1.95 | 0.1012 | 6 | 1.03 | 1.09 | 0.0021 | 1.20 | 0.0061 | 1.46 | 0.0312 | 1.94 | 0.1047 | 8 | 1.04 | 1.10 | 0.0027 | 1.19 | 0.0053 | 1.41 | 0.0263 | 1.92 | 0.0936 | 10 | 1.05 | 1.10 | 0.0033 | 1.18 | 0.0111 | 1.43 | 0.0472 | 1.85 | 0.1349 |
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