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Asari

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Asari completed
Asari completed

Particulars

Owner: Hokkaido Prefecture

Designer: Hokkaido

Contractor: Chizaki Kogyo Construction Co Ltd, Mitsui Construction Co Ltd and Yamada Construction Co Ltd (J.V.)

Statistics

Type: Gravity

Purpose(s): Flood Control / Water Supply

Reservoir capacity: 9 m3x106

Height: 74 metres

Length: 390 metres

Volume of RCC: 259 m3x103

Total volume: 517 m3x103

Construction Dates

Start of Project: 07/86 (July 1986)

Start of RCC: 10/87 (October 1987)

End of RCC: 09/90 (September 1990)

End of Project: 03/93 (March 1993)

Country: Japan

River: Asari

DMS Co-ordinates: 43˚8'0.28"N, 141˚2'31.62"E

DD Co-ordinates: 43.133411, 141.042114

Facings

Upstream

SlopeType
VerticalTraditional concrete against formwork
0.30Traditional concrete against formwork

Downstream

SlopeType
0.80Traditional concrete against formwork

Spillway

SlopeType
0.80Traditional concrete against formwork

Placement

Layers (mm)Lifts (mm)
180500

Cementitious material

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