某沉管预制场桩基础和止水帷幕的比选与应用  

Comparison and Application of Pile Foundation and Water Stop Curtain in an Immersed Tube Prefabrication Site

作　　者：周林 康滴 ZHOU Lin;KANG Di(The Fourth Engineering Companyof CCCC Fourth Harbor Engineering Co.Ltd.,Chengdu 610041,China)

机构地区：[1]中交四航局第四工程有限公司,成都610041

出　　处：《工程建设与设计》2025年第4期19-21,共3页Construction & Design for Engineering

摘　　要：以深中通道项目预制场建设为背景,根据卸驳码头桩基、钢壳移运轨道梁桩基、临时围堰止水帷幕等功能需求,结合淤泥混砂、土石回填层、风化花岗岩、碎石堤身等地质条件,结合施工图设计,确定桩基或止水帷幕类型。对实施过程中遇到的问题、解决方案和效果进行分析总结,阐述了不同功能和复杂地质条件下的桩基类型和成桩工艺比选结果。Based on the background of the construction of the precast yard of the deep-middle passage project,the type of pile foundation or water stop curtain is determined according to the functional requirements of the pile foundation of the unloading dock,the steel shell moving track beam pile foundation and the temporary cofferdam water stop curtain,and combined with the geological conditions such as silt mixing sand,earth-rock backfill,weathered granite and gravel embankment body,and combined with the construction drawing design.The problems,solutions and effects encountered in the implementation process are analyzed and summarized,and the types of pile foundation and the comparison of pile formation technology under different functions and complex geological conditions are expounded.

关 键 词：沉管预制场 临时围堰 止水帷幕 桩基类型 成桩工艺 

分 类 号：U455.49[建筑科学—桥梁与隧道工程]