Anti-collision bridge guardrail

The utility model provides an anti-collision bridge guardrail which comprises a plurality of vertical rods arranged at intervals, first tensioning rings are arranged on the side walls of the vertical rods at intervals, the multiple first tensioning rings located on the same transverse horizontal line are fixedly connected with a transverse rod in a clamped mode, and second tensioning rings are arranged on the side walls of the transverse rod at intervals. The multiple second tensioning rings located on the same vertical horizontal line are fixedly connected with vertical rods in a clamped mode, the vertical rods, the transverse rods and the vertical rods are all located on the same horizontal plane, and a supporting rod is arranged behind at least one of the multiple adjacent vertical rods. Compared with a traditional technical scheme, according to the technical scheme, the supporting rods are additionally arranged behind the vertical rods, the overall impact resistance of the guardrail during vehicle collisi