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Satsunaigawa

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Satsunaigawa completed
Satsunaigawa completed

Particulars

Owner: Hokkaido Development Bureau

Designer: Hokkaido Development Bureau

Contractor: Hazama-gumi Ltd., Chizaki Kogyo Co Ltd. and Mitsui Construction Co Ltd. J.V.

Statistics

Type: Gravity

Purpose(s): Flood Control / Hydropower / Irrigation / Water Supply

Reservoir capacity: 54 m3x106

Height: 114 metres

Length: 300 metres

Volume of RCC: 536 m3x103

Total volume: 770 m3x103

Construction Dates

Start of Project: 02/87 (February 1987)

Start of RCC: 04/91 (April 1991)

End of RCC: 10/95 (October 1995)

End of Project: 03/99 (March 1999)

Country: Japan

River: Satsunai

DMS Co-ordinates: 42˚35'17.75"N, 142˚55'22.17"E

DD Co-ordinates: 42.588264, 142.922821

Facings

Upstream

SlopeType
0.40Traditional concrete against formwork

Downstream

SlopeType
0.80Traditional concrete against formwork

Spillway

SlopeType
0.80Traditional concrete against formwork

Placement

Layers (mm)Lifts (mm)
250750

Cementitious material

Cement (kg/m3)
78
Pozzolan (kg/m3)Pozzolan Type
42Ground-granulated blast-furnace slag