1, the standards of urban roads and expressways are different: urban roads need to consider the layout of urban pipelines, urban green belts, bicycle lanes, etc. ; Highway considers traffic volume and traffic intensity, so municipal roads are more complicated than highways;

2. The management boundaries of urban roads and highways are different: urban roads are managed by urban construction departments; This highway is managed by the traffic department. Urban road refers to the road that reaches all areas of the city, is used by traffic and pedestrians in the city, is convenient for residents' life, work and cultural and recreational activities, and is connected with the external roads of the city to bear the external traffic burden.