城市互通式立交的设计要点浅析

从路网规划及交通流调查、立交形式选择及断面布置、主线及匝道平、纵断面设计、路基及排水设计、立交景观设计等几个方面对城市互通式立交的设计做了简要的分析，指出立交设计与城市之间应遵循以发展为基础，兼顾美学的原则。

Analysis of design points of urban interchange

The author briefly analyzes the design of the urban interchange from the aspects of the road network planning and the investigation of the traffic flow,the selection of the type of interchange and the arrangement of the section,the main line and the section design and the profile design of the ramp,the subgrade and the drainage design,the interchange landscape design,points out that the principle that is based on the development and gives consideration to the aesthetics should be followed in the interchange design and the cities.