广深高速公路东莞互通式立交改造方案设计与修改

摘要

随着地方经济的发展，地方道路网的完善，广深高速公路原东莞互通立交已不能满足高速公路与地方道路交通转换的要求。对该互通改造设计前期三个方案进行比较、分析及后期的使用情况进行介绍，阐述旧互通立交改造设计需考虑的内容和注意的因素，总结了在互通改造方案设计与修改过程中的实践经验，以供同行参考。%Following the development of local economy and improvement of local highway network,the old Dong-guan Interchange of Guangzhou-Shenzhen Expressway cannot meet requirements for traffic conversion between ex-pressways and local highways.In this paper,the early three interchange reconstruction design schemes have been compared and analyzed,the later use has been introduced,and the contents and attentions factors for old interchange reconstruction design have been explained,with experiences of reconstruction design and modifica-tion have been summed up,which could provide references for others.