(1) The principle of connecting urban rail transit with other modes of transportation should reflect the integrity of urban transportation system development.

Coordination, convenience, policy and rationality make various modes of transportation organically combined, with both division of labor and coordination.

Give full play to the transportation capacity of various transportation networks and serve the urban development.

(2) Lines are interconnected to form a network, and the street connection mode must reflect the convenience and comfort of traffic.

(3) should be combined with the actual engineering geological conditions, construction methods and the construction sequence of each line, easy to implement,

An economically feasible scheme.

(4) Combine urban planning with urban environment, and choose the scheme with less interference to the city. Amusement park

(5) The differences between urban rail transit and other modes of transportation in operation and management system should be considered, and a scheme acceptable to both parties should be selected.

(6) Fully meet the requirements of long-term road network capacity and flow, and meet the requirements of traffic development planning.