三管高压旋喷桩在隧道加固中的应用

The application of triple-tube high pressure jet pile in tunnel reinforcement

结合狮子洋隧道盾构工作井端头的加固措施,详细介绍了三重管高压旋喷桩的施工技术与施工要点,通过该工程验证了其良好的加固效果,为类似工程的加固设计及施工技术提供了一定的借鉴经验。

Combining with the reinforcement measures of Shiziyang tunnel shield working well end,this paper introduced in detail the construction technology and construction key points of triple-tube high pressure jet pile,through the project to verify its good reinforcement effect,provided some experience for similar project reinforcement design and construction technique.