The utility model provides a steel case bridge hydraulic ram pushes away exempts from to weld auxiliary device, includes one upright rectangle connecting plate (1), welds in two of the connecting plate rear end face vertical rivet board (2) that are parallel to each other, rivets in two the rivet of riveting between the board (3), welds the three clamping jaw of terminal surface before the connecting plate, is fixed in the solid fixed splint of strip that T shape was arranged that is between two adjacent clamping jaws respectively. With the help of the utility model discloses the top pushes away steel case bridge, does not need welded fastening, and construction speed is fast, and the efficiency of construction is high. Simultaneously can not cause destruction to the structure of bridge own, protect the designability and the security of steel case bridge.