Integrated pushing steel structure bridge and construction method thereof

The invention belongs to the technical field of bridge construction, and discloses an integrated pushing steel structure bridge and a construction method thereof. The integrated pushing steel structure bridge comprises a plurality of bridge unit modules, a plurality of bridge connecting modules and a plurality of bridge piers, and the bridge unit modules are connected end to end; every two adjacent bridge unit modules are fixedly connected through the bridge connecting module, a beam body formed by connecting the bridge unit modules and the bridge connecting modules is fixed to the upper end of the pier, each bridge unit module comprises a bridge deck laying area and a steel box beam base, and the steel box beam base is fixedly connected to the center of the lower end of the bridge deck laying area, and steel bar connecting holes are formed in the two ends of thesteel box beam base. According to the construction method of the integrated pushing steel structure bridge, the bridge is integrally assembled and fo