高速公路改扩建设计技术探讨

Discussion on highway reconstruction and extension design technology

结合在广州—清远高速公路改扩建项目中的工程实践,对高速公路改扩建工程中遇到的旧路平纵线形拟合问题以及路基拼接技术等进行了深入的研究,总结了高速公路改扩建工程设计的经验,从而保证了改扩建工程的工程质量。

In this paper, the author based on the engineering practice in the Guangzhou-Qingyuan expressway reconstruction and expansion project, studied on problem of the old road line shape fitting and the technology of road base splicing and so on, summed up the experience to ensure the project quality of highway reconstruction and expansion project.