| 摘要 |
PROBLEM TO BE SOLVED: To provide a noncontact measurement method for a support part of a railroad bridge, which enables safe, efficient and quantitative measurement by performing inspection of the support part of the railroad bridge by using a noncontact sensor.SOLUTION: In a noncontact measurement method for a support part of a railroad bridge, the vibration and displacement of the support part 2 of the railroad bridge are measured by a noncontact sensor 4 so that damage to the support part 2 of the railroad bridge can be quantitatively evaluated. |
