Urban expressway flyover crossing structure

The utility model discloses an urban expressway flyover crossing structure comprising a ramp A, a ramp B, a ramp C, a ramp D and a ramp E, wherein the ramp A is an inner ring ramp of a flyover (3), the ramp A is an extension section of a tunnel section of the ramp C, and the ramp A penetrates out of the ground and then passes under a bridge to be connected with the ramp E and crosses over the tunnel section of the ramp C to be connected to a first road (1); the ramp B is an inner ring ramp of the flyover, the ramp B is an extension section of the tunnel section of the ramp C, and the ramp B penetrates out of the ground and then is connected to the ramp E; and the ramp C is an extension road of a second road (2), crosses under the first road (1) in a tunnel type, and then is in butt joint with the ramp A, the ramp B and the ramp E. According to the urban expressway flyover crossing structure disclosed by the utility model, the flyover and district roads are conveniently and rapidly connected so as to ensure that the rapid conversion between flyover traffic and urban road networks can be achieved; services can be provided for traffic in the district, the district traffic capacity can be improved, and the traffic pressure of other entrances and exits can be shared; and by virtue of the butt joint between the urban road networks and the flyover, advantageous resources brought by expressways can be fully accepted, the district potential can be played, and high-end industries can be attracted to enter.