Bridge structure support

The utility model discloses a bridge structure support which comprises two vertical rods, a parallel connecting rod, a diagonal bridging, end connecting flanges and side connecting flanges, wherein the two vertical rods are arranged in parallel; the parallel connecting rod is used for connecting the two vertical connecting rods; the diagonal bridging is positioned in a framework formed by the parallel connecting rod and the vertical rods, and forms diagonal connecting supporting of the framework; the end connecting flanges are welded at the upper and the lower ends of the vertical rods and have bolt holes; and the side connecting flanges are welded on the side surfaces of the vertical rods and have bolt holes. The bridge structure support provided by the utility model reduces workload of assembling and disassembling the support in bridge construction, occupies small space, and has great supporting strength.