三环快速-义北路互通式立交设计剖析

Design Analysis of Tricyclic Expressway–Yi Bei Road Interchange

本文介绍了三环快速-义北路互通立交的方案设计。根据交通量预测结果,结合现有的道路规划线位和预留用地,进行立交平面布置、互通形式选择、方案比选。全面阐述了在有限的用地范围和地形限制条件下,灵活多样地进行立交设计。设计思路和方法可以为其他项目提供参考。

This article introduces the design of Tricyclic expressway - Yi Bei Road interchange scheme, Basic on the results of traffic forecast,and then com- bined with current road planning line and reserved land. Make The plane layout of lnterehange, form of Interchange and selection of scheme. This article com- prehensively expounded on flexible and various interchange design in the limited scope of land and terrain conditions, The design ideas and methods can be used as a reference for other projects.