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Kamuro

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Kamuro completed
Kamuro completed

Particulars

Owner: Yamagata Prefecture

Designer: Yamagata-ken

Contractor: Kajima Co Ltd, Tobishima Construction Co Ltd and Kumagai-gumi Co Ltd (J.V.)

Statistics

Type: Gravity

Purpose(s): Flood Control / Water Supply

Reservoir capacity: 7 m3x106

Height: 61 metres

Length: 257 metres

Volume of RCC: 136 m3x103

Total volume: 307 m3x103

Construction Dates

Start of Project: 07/86 (July 1986)

Start of RCC: 07/88 (July 1988)

End of RCC: 10/90 (October 1990)

End of Project: 08/93 (August 1993)

Country: Japan

River: Kaneyama

DMS Co-ordinates: 38˚54'39.10"N, 140˚25'26.35"E

DD Co-ordinates: 38.910862, 140.423981

Facings

Upstream

SlopeType
VerticalTraditional concrete against formwork
0.60Traditional concrete against formwork

Downstream

SlopeType
0.75Traditional concrete against formwork

Spillway

SlopeType
0.75Traditional concrete against formwork

Placement

Layers (mm)Lifts (mm)
150  -500
200 

Cementitious material

Cement (kg/m3)
96
Pozzolan (kg/m3)Pozzolan Type
24Low-lime flyash (ASTM Class F)