Hongjiadu Dam

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Hongjiadu Dam
China edcp relief location map.jpg
Red pog.svg
Location of Hongjiadu Dam in China
Country China
Location Qianxi County, Guizhou Province
Coordinates 26°52′11″N105°51′32″E / 26.86972°N 105.85889°E / 26.86972; 105.85889 Coordinates: 26°52′11″N105°51′32″E / 26.86972°N 105.85889°E / 26.86972; 105.85889
Status In use
Construction began 2001
Opening date 2005
Dam and spillways
Type of dam Embankment, concrete face rock-fill
Impounds Liuchong River
Height 179.5 metres (589 ft)
Length 427.8 metres (1,404 ft)
Width (crest) 10.95 metres (36 ft)
Dam volume 9,200,000 cubic metres (324,894,934 cu ft)
Reservoir
Creates Hongjiadu Reservoir
Total capacity 4,947,000,000 cubic metres (4,010,598 acre⋅ft)
Catchment area 9,900 square kilometres (3,822 sq mi)
Surface area 80.5 square kilometres (31 sq mi)
Power Station
Installed capacity 600 MW
Annual generation 1.559 TWh

The Hongjiadu Dam is a concrete face rock-fill embankment dam on the Liuchong River in Qianxi County, Guizhou Province, China. The dam is 179.5 metres (589 ft) tall and was built for the purposes of hydroelectric power generation and water supply. The dam supports a 600 MW and withholds a 4,947,000,000 cubic metres (4,010,598 acre⋅ft) reservoir. [1]

Embankment dam large artificial dam

An embankment dam is a large artificial dam. It is typically created by the placement and compaction of a complex semi-plastic mound of various compositions of soil, sand, clay, or rock. It has a semi-pervious waterproof natural covering for its surface and a dense, impervious core. This makes such a dam impervious to surface or seepage erosion. Such a dam is composed of fragmented independent material particles. The friction and interaction of particles binds the particles together into a stable mass rather than by the use of a cementing substance.

Liuchong River tributary of Wu River in Guizhou, China

The Liuchong River is a tributary of the Wu River in Guizhou Province, China. It is interrupted by the Hongjiadu Dam.

Qianxi is a county of western Guizhou province, People's Republic of China. It is under the administration of Bijie City.

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References

  1. "Hongjiadu Hydropower Project" (PDF). Chinese National Committee on Large Dams. Retrieved 8 January 2011.