Research Article
A Comparative Study on Sensitivity-Based Damage Detection Methods in Bridges
Table 7
Damage scenarios for multispan bridge.
| Damage scenario | Damage type | Damage location | Reduction in elastic modulus | Noise |
| M1-1 | Single | 23 | 5% | Nil | M1-2 |
Multiple | 8, 13, and 29 | 11%, 4%, and 7% | Nil | M1-3 | Multiple | 3, 7, 19, 25, and 28 | 12%, 6%, 5%, 2%, and 18% | Nil | M1-4 | Random | All elements | Random damage in all elements with an average of 5% | Nil | M1-5 | Random | All elements | Random damage in all elements with an average of 15% | Nil | M1-6 | Estimation of undamaged state | All elements | 5% reduction in all elements | Nil |
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