Rebound deflection detection device for roadbed and pavement of road and bridge

The utility model discloses a springback deflection detection device for a road bridge roadbed pavement, which comprises a front lever, a rear lever, a dial indicator and a lever support arranged at the end part of the front lever, and the front surface of the front lever is provided with an accommodating cavity for accommodating the rear lever. A through hole allowing the rear lever to penetrate through is formed in one end, located on the lever support, of the front lever, and a limiting block is arranged at one end, located in the containing cavity, of the rear lever; the front lever is provided with a mounting plate for mounting a dial indicator through a rotating shaft; according to the utility model, the volume of the rebound deflection detection device is further reduced, so that the occupied volume of the rebound deflection detection device is smaller, and the rebound deflection detection device is more convenient to store; and during use, the mounting plate can be rotated to be in contact with the li