本文介绍了澳门大学横琴校区过海隧道围堰工程中围堰地基处理方案,探讨了塑料排水板以及高压旋喷桩在地基处理应用时的设计方法,以期能够起到对类似工程提供一定的借鉴作用。 This paper introduces the cofferdam foundation treatment scheme of cofferdam in cross-harbor tunnel of Hengqin Campus of University of Macau, discusses the design method of plastic drainage board and high-pressure rotary jet grouting pile in the application of foundation treatment, in order to provide certain Learn from.