深圳市干线道路下沉建设实践经验与思考

Practice and Reflection of Urban Traffic Trunk Tunnel Construction in Shenzhen

深圳市干线道路网主要由高速公路与城市快速路组成。干线道路网作为城市发展的主动脉,支撑着城市空间格局的延伸拓展。结合深圳市城市发展规律,对深圳市干线道路网的发展历程和面临的问题进行了分析,并针对现状问题和城市发展要求,总结了深圳市干线道路下沉改造的思路,以及在规划设计中的实践经验,旨在为今后城市道路交通规划建设提供参考。

Urban traffic trunk system in Shenzhen consists of highway and expressway.As the aorta of urban development,the urban traffic trunk system works as backbone in supporting the extension of urban spatial pattern.Combining with the law of urban development,the development history and problems faced of urban traffic trunk system in Shenzhen are analysed.Based on the problems faced and urban development requirements,mentality and practice for the urban traffic trunk tunnel planning and construction in Shenzhen is summarized to provide some ideas on urban traffic planning and construction in the future.