| 摘要 |
PROBLEM TO BE SOLVED: To provide a vibration control reinforcing structure of a bridge which can absorb earthquake energy with respect to even an earthquake force acting in an arbitrary direction.SOLUTION: A vibration control reinforcing structure 100 of a bridge is provided in which a first vibration control damper 1a and a second vibration control damper 10b are arranged between a bridge pier 2 which forms a bridge 1 and a superstructure 4, one end part of the first vibration control damper 10a is rotatably arranged at the bridge pier 2 in a position shifted to a bridge width center, the other end part of the first vibration control damper 10a is rotatably arranged at the superstructure 4 in a position shifted to one side face 4a of the superstructure 4, one end part of the second vibration control damper 10b is rotatably arranged at the bridge pier 2 in a position shifted to the bridge width center, and the other end part of the second vibration control damper 1b is rotatably arranged at the superstructure 4 in a position shifted to the other side face 4b of the superstructure 4. |
