Research Article
Comfort Evaluation of Double-Sided Catwalk for Suspension Bridge due to Wind-Induced Vibration
Table 4
Calculation cases and results.
| Case no. | Cross bridge interval (m) | Gantry rope diameter (mm) | Frequency weighted RMS acceleration aw (m/s2) | Corresponding subjective response | Annoyance rate | Y | Z | y | z | Y | z |
| 1 | 120 | 48 | 1.02 | 1.05 | Uncomfortable | 9.80% | 11.87% | 2 | 120 | 54 | 0.99 | 1.02 | 7.40% | 9.66% | 3 | 120 | 60 | 0.92 | 0.97 | 7.28% | 7.72% | 4 | 120 | 60 | 0.88 | 0.95 | 7.24% | 7.70% | 5 | 140 | 60 | 0.88 | 0.94 | 7.80% | 8.13% | 6 | 90 | 60 | 0.87 | 0.92 | 5.63% | 5.58% |
|
|