珠吉路下穿广深高速公路地道工程的关键技术

广州市珠吉路下穿广深高速公路地道工程是广州市连接科学城中心区和南部组团的一条重要交通干道。该工程的下穿地道部分是其控制性难点,其中包括既有桥梁的加固、基坑支护、地道防水和施工监控等关键技术难题。该文就这些难题展开分析研究,采用一系列有特色的关键技术,组成了一整套有针对性的处理方案。

Key Technology of Zhuji Road Subway Project Underpassing Guangzhou-Shenzhen Expressway

Zhuji Road Subway underpassing Guangzhou-Shenzhen Expressway in Guangzhou is an important traffic trunk connecting the central area of Scientific Town with the southern groups in Guangzhou City. The underpassing subway of the project is the difficult points to control, including the reinforcing of the existing bridges, the supporting of foundation pit, the waterproofing of subway, the supervising control of construction and etc. The article carries out the analysis and study of these difficulties, uses a series of the special key technologies and makes up a pertinent set of treatment scheme.