Multi-track translation construction system for bridge superstructure

The utility model provides a multi-track translation construction system for a bridge superstructure, which relates to the technical field of bridge construction and is provided with a temporary steel structure pier, a slideway beam, a sliding block and a pushing mechanism. The temporary steel structure pier comprises a transition pier and a supporting pier; the plurality of transition piers are arranged on one side of the bridge pier column; the supporting piers are arranged on the two side edges of the bridge pier column respectively. The slideway beam is positioned and arranged on the temporary steel structure pier through the sand cylinder support; the sliding block is positioned on the slideway beam; a support of the pushing mechanism is positioned on the slideway beam; a traction cable end of the pushing mechanism is in positioning connection with a beam body tail end pulling anchor plate; the beam body is placed on the sliding block through the leveling bracket, and the beam body is driven by the tract