河道泵闸通常是建造在河中央 ,施工时受到防汛墙、岸边建筑物及水利条件等要求限制 ,选择经济合理、可靠的基坑围护施工显得格外重要。结合某工程泵闸的基坑围护结构方案选择和施工 ,介绍几种常用围护结构的应用及设计施工注意事项。 River pump gates are usually built in the central river, the construction by the flood wall, the shore of the building and water conditions and other restrictions, choose a reasonable and reliable foundation pit construction is particularly important. Combined with the project selection and construction of the foundation pit retaining structure of an engineering pump sluice, the application of several commonly used retaining structures and the design and construction considerations are introduced.