Leveling device for road and bridge construction

The invention discloses a road bridge construction leveling device which comprises a supporting frame, walking wheels are rotationally arranged on the four sides of the supporting frame, the whole leveling device can walk on a road bridge face conveniently through the walking wheels on the four sides, at least two moving blocks are arranged in the supporting frame, and at least two connecting plates are arranged between the moving blocks. A traction head is arranged on one side of the supporting frame, and a first fixing plate is arranged between the connecting plates. A top rod of an electric telescopic rod drives a water collecting tank to move downwards, a chemical pump runs, and a concrete defoaming agent is discharged through a spraying pipe, so that the concrete defoaming agent can be sprayed into the concrete surface and the concrete, and the defoaming effect is improved; when a plurality of rows of front and back high-frequency vibration spray pipes are inserted into concrete, the interior of the conc