水闸是为城市供水、工农业生产供水、防洪、防潮、排涝等方面提供服务的重要基础设施,在经济社会发展中发挥着重要作用。我国各类水闸众多,但大多建成于20世纪50—70年代,建筑物及机电设备和金属结构等接近或超过使用寿命,同时由于历史原因,不少水闸存在工程标准偏低、建设质量较差、老化失修、工程管理落后、配套设施 Sluice is an important infrastructure that provides services in urban water supply, industrial and agricultural production and supply, flood control, moisture protection and drainage. It plays an important role in economic and social development. Most of our sluices are numerous, but most of them were built in the 1950s-1970s. The structures, mechanical and electrical equipment and metal structures are close to or over their service life. At the same time, due to historical reasons, many sluice gates have low engineering standards and poor construction quality , Aging disrepair, project management backward, supporting facilities