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Shinmiyagawa

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Shinmiyagawa completed
Shinmiyagawa completed

Particulars

Owner: Ministry of Agriculture

Designer: Ministry of Agriculture

Contractor: Aoki Construction Co., Ltd., Fujita Construction Kogyo Co., Ltd. and Omoto-Gumi Co., Ltd. J.V.

Statistics

Type: Gravity

Purpose(s): Irrigation

Reservoir capacity: 10 m3x106

Height: 69 metres

Length: 325 metres

Volume of RCC: 393 m3x103

Total volume: 480 m3x103

Construction Dates

Start of Project: 03/94 (March 1994)

Start of RCC: 07/97 (July 1997)

End of RCC: 08/00 (August 2000)

End of Project: 03/03 (March 2003)

Country: Japan

River: Miya

DMS Co-ordinates: 37˚21'50.13"N, 139˚46'52.74"E

DD Co-ordinates: 37.363926, 139.781311

Facings

Upstream

SlopeType
VerticalTraditional concrete against formwork

Downstream

SlopeType
0.83Traditional concrete against formwork

Spillway

SlopeType
0.83Traditional concrete against formwork

Placement

Layers (mm)Lifts (mm)
250750

Cementitious material

Cement (kg/m3)
91
Pozzolan (kg/m3)Pozzolan Type
39Low-lime flyash (ASTM Class F)