Table 4 Application of dynamic testing in bridge monitoring
From: An Overview: The Application of Vibration-Based Techniques in Bridge Structural Health Monitoring
Testing | Excitation | Sensor | Dynamic parameter | Application | References | |
|---|---|---|---|---|---|---|
FVT | AVT | |||||
✓ | Impact hammer | Accelerometer | Natural frequencies, damping ratios, and mode shapes | Steel Footbridge | Bayraktar and Şahin, (2014) | |
✓ | ✓ | Rotational eccentric mass exciter, freight trains | Accelerometer and LVDT | Natural frequencies | Concrete bridge | Zwolski and Bień, (2011) |
✓ | ✓ | Suspension mass 60 tonne, ambient load | Triaxial accelerograph | Frequencies, mode shapes, and damping ratio | Cable-stayed bridge | Lee et al., (2017) |
✓ | Light vehicles crossing the spans and wind | Triaxial force-balance accelerometers | Frequencies, mode shapes, damping ratio | 256-m arch long-span steel bridge | Jo et al., (2011) | |
✓ | Pedestrian load | Piezoelectric accelerometers | Damping | Long and slender footbridge | Green and Cebon, (1993a) | |
✓ | Shaker | Piezoelectric accelerometers | Frequencies, mode shapes, damping factors | 64 m of the reinforced concrete bridge | Dilena and Morassi, (2011) | |
✓ | Wind speed | Triaxial accelerometers GPs sensor | Natural frequencies and mode shape | 2460 m span large-cable-stayed bridge | Magalhães et al., (2012b) | |
✓ | Running car with constant speed | Hybrid video cameras | Natural frequencies | Long suspension bridge | Nishimura et al., (2012) | |
✓ | Traffic and wind | Seismometer and GPS | Natural frequencies | 391.25-m steel bridge | Green and Cebon, (1993b) | |
✓ | ✓ | Impulse excitation (shock loads) and passing trains | Piezoceramic low frequency | Mode shapes, frequencies, damping ratios, and maximum amplitudes | Railway steel continuous truss bridge | Kilikevičius et al., (2018) |