对沪宁高速公路江苏段再扩建的思考

Reflections on the Re-expansion of the Jiangsu Section of the Shanghai-Nanjing Expressway

针对沪宁高速公路江苏段存在的问题,从路网地位、城市发展需求等角度探讨了其再扩建的必要性,并提出新老走廊、交通需求、可行的改扩建方案及建设时机、立体复合式扩容关键技术四个方面的思考,得出的结论可为沪宁高速公路江苏段再扩建前期研究及后续适时实施提供参考。

In view of the problems faced by the Jiangsu section of the Shanghai-Nanjing Expressway,the necessity of re-expansion was discussed from the perspectives of road network status and urban development demand.It also proposed four aspects of considerations,including new and old corridor issues,traffic demand,possible renovation and expansion plans and construction timing,as well as key technical issues of stereoscopic compound expansion.The conclusions drawn can provide reference for the early-stage research and subsequent timely implementation of re-expansion of the Jiangsu section of the Shanghai-Nanjing Expressway.