新十八大街快速路总体方案分析研究

Analysis and Study on Overall Scheme of Xinshiba Avenue Expressway

快速路的修建能较好地改善城市的交通出行条件,其总体设计方案等前期研究工作非常重要,对快速路建成后的城市交通运行状况及区域社会经济发展影响巨大。对信阳市首条高架快速路总体方案进行了详细研究,针对项目的特殊地貌条件及环境限制,从功能定位、设计原则、建设规模及标准、建设形式、交通转换及匝道布设、总体布置方案及节点方案等方面进行了分析研究。项目运行后极大地改善了信阳市新老城区的交通出行条件,社会反响良好,综合效益十分显著。

The construction of expressways can greatly improve the traffic travel conditions of city,and the preliminary research work on the overall design scheme is very important,which has a huge impact on the traffic operation and the development of regional society and economy of city after completion.The overall scheme of the first elevated expressway in Xinyang City is studied in detail.Aiming at the special geomorphological conditions and environmental constraints of the project,the analysis and study are carried out from the functional orientation,design principles,construction scale and standards,construction forms,traffic conversion and ramp layout,general layout scheme,node scheme and other aspects.The project after operated greatly improves the traffic travel conditions of the old and new urban areas in Xinyang City.The social response effect is good,and the comprehensive benefits are very remarkable.