【摘要】 近年来多条高速公路进行了改扩建设计,其中桥梁的改扩建设计最为复杂,成为高速公路设计和施工的重要控制点。本文以笔者参与过的两条高速公路改扩建项目为背景,总结归纳桥梁改扩建中所出现的问题,并提出了相应的处置方案。更多还原

【Abstract】 In recent years, many expressways have been reconstructed and extended, among which the bridge is the most complicated one,always bridge reconstruction extension is the control point of the whole expressway design and construction.In this paper, the author summarized the problems in the two bridge reconstruction and extension,at the same time,the solution will be introduced.更多还原