Taking the horizontal jet grouting pile construction of Guang-Fo line phaseⅡengineering as an example,according to the engineering geological and hydrology conditions,this paper analyzed the difficulty of the engineering construction,introduced the principle and technological process of horizontal jet grouting pile construction,and from the design parameters,construction preparation,rig drilling,effect detection and other aspects,summarized its construction technology,ensured the smooth progress of excavation construction.%以广佛线二期工程水平旋喷桩施工为例，根据工程的地质及水文情况，分析了该工程施工中的难点，介绍了水平旋喷桩施工的原理及工艺流程，并从参数设计、施工准备、钻机钻进、效果检测等方面，总结了施工技术要点，保证开挖施工的顺利进行。
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