Monitoring of Tidal Variation and Temperature Change-Induced Movements of an Immersed Tunnel Using Distributed Optical Fiber Sensors (DOFSs)

<div>Sensor block at the joint for two-directional deformation sensing: (a) overall layout at the sidewall; (b) details of the sensor block.</div>

Structural Control and Health Monitoring

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Figure 5

Figure 5: Monitoring of Tidal Variation and Temperature Change-Induced Movements of an Immersed Tunnel Using Distributed Optical Fiber Sensors (DOFSs) 

Figure 5 | Monitoring of Tidal Variation and Temperature Change-Induced Movements of an Immersed Tunnel Using Distributed Optical Fiber Sensors (DOFSs) 