Bridgehead pavement anti-settlement structure and construction method thereof

The invention relates to a bridgehead pavement anti-settlement structure. The structure comprises a butt strap, a bridge abutment arranged at one end of the butt strap, a blocking table arranged at the other end of the butt strap and partition plates arranged below the butt strap. The butt strap is arranged on a bridgehead roadbed in the extending direction of a bridge, and an abutment rear fillerlayer is arranged on the lower portion of the butt strap. The bridge abutment is arranged at the bridgehead, one side of the bridge abutment is connected with the bridge, and the other side is connected with the butt strap; and the blocking table is arranged perpendicular to the extending direction of the bridge and located below the end of the butt strap, and the butt strap is connected to the blocking table in a lap joint mode. The partition plates are arranged in the extending direction of the bridge and divide the filler layer behind the abutment into a plurality of areas, and the upper ends of the partition plat