The rubber dam of the Tadi Water Conservancy Project in Quzhou, Zhejiang Province, has a design height of 5.4 meters, a total of 5 spans, each span is 85 meters long, and a total length of 425 meters. The rubber dam was successfully installed once, and passed the test filling acceptance once. After the completion of the project, it is not only beneficial to hydropower generation, shipping and irrigation conditions, but also effectively improves the urban water environment, improves the urban quality and the quality of life of residents, and has remarkable social and ecological benefits.