Research on Expressway Planning for Urban Transit Scheme in New Period

Considering the new situation and the surrounding environment of current highway transport development,the function of expressway in the development of urban agglomeration and urban transit sections is summarized,and some new requirements,concepts,and problems in expressway planning for urban transit scheme are analyzed. Aiming at the problems or shortcomings of the existing expressway planning,construction and operation,some new ideas and key points for urban transit scheme more suitable for expressway development in new era from the aspects of traffic jam due to lack of traffic capacity,adapting to new urbanization,consummating comprehensive transport system,sustainable development,transit modes,technical specifications and links with urban roads are put forward,which will be more suitable for highway development in new era.