Hangzhou Qianshan Reservior is mainly for flood control and also for irrigation, water supply, power generation and etc. The catchment area is 603 km2, total capacity is 215 million m3. The project consists of barrage, auxiliary dam, flood sluice, tunnel and powerhouse. The dam is clay core wide wall sand shell dam, maximum height is 24.1m, the dam crest is 575m. The sluice is on the right side of dam with maximum discharge capacity of 5185m3/s. The project department was granted with the title of "civilized construction project site" by water sector.
