The utility model discloses a bridge rubber expansion joint, include: the girder, girder along flexible gap symmetrical arrangement, its top has the top flange, a supporting platform, in concrete body was imbedded to the at least part of a supporting platform, it had the muscle of running through just to link, the hardened rubber, the hardened rubber left and right sides is limited between two adjacent concrete body, and upper and lower both sides are limited between the top flange and a supporting platform of girder, and the connecting rod, the connecting rod is connected the girder with the hardened rubber. Expansion joint structure is simple for this bridge, and the preparation is convenient, can satisfy the required flexible volume of displacement, and life prolongs to some extent.