Two-way driving girder transporting vehicle

The utility model discloses a two-way driving girder transporting vehicle and relates to a girder transporting vehicle. The girder transporting vehicle is suitable for the transportation of highway and railway bridge prefabricated components. The girder transporting vehicle comprises a main vehicle and an auxiliary vehicle; a main vehicle T-shaped girder supporting device is mounted on a main vehicle frame of the main vehicle and fixed by a saddle; an auxiliary vehicle T-shaped girder supporting device is mounted on an auxiliary vehicle frame of an auxiliary vehicle and fixed by a rotary seat; and when the main vehicle and the auxiliary vehicle are empty, the main vehicle is connected with the auxiliary vehicle through a connection girder. The girder transporting vehicle is low in transportation cost, does not need an iron rail to be paved on a subgrade and has lower requirements for the pavement levelness.