李阳河渠道倒虹吸进口渐变段挡土墙地基处理方案李阳河渠道倒虹吸进口渐变段挡土墙地基处理方案 摘要：南水北调中线一期工程总干渠李阳河渠道倒虹吸进口渐变段挡墙采纳 CFG 桩进行地基处理
施工工序包括：地表处理、桩位测量放样、钻机就位、钻孔、砼运输与泵送、钻机移位、桩头处理、检测、施工质量控制等
CFG 桩施工以改善地基不均匀沉降、提高地基承载力为目的
其中，选择合理的施工机械，确定合理的施工参数，是对施工质量及施工进度、施工成本控制的关键
关键字：倒虹吸；地基处理；方案 Abstract:Middle route of South-to-North Water Transfer Project Li Yanghe channel inverted siphon inlet transition pipe retaining wall using CFG pile for foundation treatment
The construction process includes: surface treatment, pile spacing measurement lofting, drilling emplacement, drilling, concrete transportation and pumping, drill displacement, pile head, detection, quality control of construction
CFG pile construction to improve the uneven settlement of foundation, improve the bearing capacity of the foundation for the purpose of
Among them, reasona
