Shimajigawa Dam

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Shimajigawa Dam
Shimajigawa Dam is located in Japan
Shimajigawa Dam
Location of Shimajigawa Dam in Japan
Country Japan
Location Shūnan, Yamaguchi
Coordinates 34°10′13″N 131°46′31″E / 34.17028°N 131.77528°E / 34.17028; 131.77528Coordinates: 34°10′13″N 131°46′31″E / 34.17028°N 131.77528°E / 34.17028; 131.77528
Status Operational
Construction began 1978
Opening date 1980
Dam and spillways
Type of dam Concrete gravity
Impounds Shimaji River
Height 89 m (292 ft)
Length 240 m (787 ft)
Dam volume 317,000 m3 (414,620 cu yd)
Creates Lake Takase
Total capacity 20,600,000 m3 (16,701 acre⋅ft)
Active capacity 19,600,000 m3 (15,890 acre⋅ft)
Catchment area 32 km2 (12 sq mi)
Surface area 80 ha (198 acres)

The Shimajigawa Dam is a concrete gravity dam on the Shimaji River 13 km (8 mi) north of Shūnan in Yamaguchi Prefecture, Japan. The dam was completed in 1980 and was the first dam to be completely constructed with the roller-compacted concrete method.[1]


  1. ^ Roller compacted concrete dams : proceedings of the IV International Symposium on Roller Compacted Concrete (RCC) Dams, 17-19 November 2003, Madrid, Spain. Rotterdam [u.a.]: Balkema. 2003. p. 27. ISBN 90-5809-564-9. |first1= missing |last1= in Authors list (help)