块状城市快速路布局方案比较研究

A Comparative Study of Expressway Layout in the Massive City

科学合理地规划和建设快速路系统是缓解城市交通压力的重要措施之一,如何确定快速路系统布局成为城市道路规划过程中的关键。首先,总结快速路基本特征,分析比较块状城市快速路布局形式;最后,以常德市快速路规划为例,运用Trans CAD软件对快速路布局方案进行评价。结果表明,"十字+环"快速路布局方案最佳。

Reasonable planning and construction of expressway system is one of the important measures to relieve urban traffic pressure, how to determine the expressway system layout become the key process in the urban road planning.This paper summarizes the basic characteristics of fast road, analysis and comparison the form ofexpressway layout in the massive city,finally, take planning expressway of Changde for example, we evaluate different expressway layout schemes by Trans CAD software, the results showed that the 'cross + ring' layout ofexpressway is the best.