【摘要】 总结快速路运行特征,以苏州市内环快速路为例,从城市规划、工程构造、交通管理3方面对交通拥堵的原因及现象进行了分析,并提出了相应的交通改善策略。选取有代表性的部分节点,分别阐述了以工程改建为主、以节点优化+路网分流为主、以交通管理措施为主的交通改善方案。更多还原

【Abstract】 Taking the Inner-ring Expressway of Suzhou as an example, the article summarizes the operation characteristics of urban expressway, analyzes the causes and phenomenon of traffic congestion from three aspects of city planning, engineering construction and traffic management, and puts forward the relative traffic improvement strategy. The partial representative nodes are selected to set forth the traffic improvement schemes of taking engineering reconstruction as the main, taking node optimization + road network diversion as the main, and taking traffic management measures as the main.更多还原