Real-Time Distributed Strain Monitoring of a Railway Bridge during Train Passage by Using a Distributed Optical Fiber Sensor Based on Brillouin Optical Correlation Domain Analysis

Table 1

Specifications of Cheong-ri Bridge.

Item	Size
Total length	40.26 m
Span between piers	13.42 m
Design load	LS-22
Distance between centers of plate girder	1.8 m
Height of steel web	1.31 m
Rail type	KS60
Dimensions of wooden sleeper	mm