摘要
中山市二环快速路是在既有道路基础上提升改造的城市环线。其北段与东段(既有S111)相交于中山港大桥,在本次改造时,在该处设置群乐互通式立交。详细分析中山港大桥新旧桥的结构型式及病害情况,明确新增群乐互通式立交设计的边界条件及影响因素,并深入探讨群乐互通式立交方案。
The Second Ring Expressway of Zhongsan City is an urban ring promoted and reconstructed on the existing road, which north section and east section （existing S111） intersect at Zhongshangang Bridge. In this reconstruction, Qunle Interchange is set here. This paper analyzes structural types and diseases of new and old bridges of Zhongshangang Bridge in detail, clarifies boundary conditions and influence factors for design of new Qunle Interchange, and deeply probes into the schemes for Qunle Interchange.
出处
《公路交通技术》
2014年第4期24-27,共4页
Technology of Highway and Transport
