隧道超浅埋段下穿高速公路关键施工技术

Key Construction Technology of Super Shallow Buried Section of Tunnel Underpassing Expressway

结合兴泉铁路福庄3号隧道下穿泉南高速公路施工实际情况,围绕超浅埋隧道下穿高速公路的几项关键施工技术展开探讨,确保了施工安全,安全顺利地实现了下穿贯通。

Combined with the actual construction situation of Fuzhuang No.3 tunnel of Xingquan railway passing through Quannan expressway, this paper discusses several key construction technologies of ultra shallow tunnel passing through expressway, which ensures the construction safety and realizes the passing through safely and smoothly.