摘要
高速公路互通改扩建时必须考虑现有互通形式及匝道标准能否满足远景交通量的需求,本文以一高速公路扩建工程为对象,基于远景交通量,研究了互通式立体交叉改扩建的设置、改扩建方式、线形优化及原有立交桥梁的利用与新拓宽桥梁方式等关键技术问题,并提出相应的处理措施及方法。
Freeway extension must take into account the existing interchange ramp standard form and can meet the traffic demand,the highway expansion project as the object,based on the research of traffic in the future,the interchange of extension set,extension method,linear optimization and the original interchange bridge and new bridge widening mode the key technical problems,and puts forward the corresponding treatment measures and methods.
出处
《公路工程》
北大核心
2015年第5期176-178,192,共4页
Highway Engineering
基金
广西交通科技项目(2012-13)
