Chubetsu
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Chubetsu completed
Particulars
Owner: unknown
Designer: Ministry of Land, Infrastructure and Transport
Contractor: Taisei Construction Co Ltd., Chisaki Kougyo Co Ltd. J.V. and Takenaka Doboko Co Ltd
Statistics
Type: Gravity
Purpose(s): Flood Control / Hydropower / Irrigation / Water Supply
Reservoir capacity: 93 m3x106
Height: 86 metres
Length: 290 metres
Volume of RCC: 523 m3x103
Total volume: 1007 m3x103
Construction Dates
Start of Project: 03/94 (March 1994)
Start of RCC: 09/97 (September 1997)
End of RCC: 08/01 (August 2001)
End of Project: 03/04 (March 2004)
Country: Japan
River: Chubetu
DMS Co-ordinates: 43˚37'32.69"N, 142˚37'35.95"E
DD Co-ordinates: 43.625748, 142.626648
Facings
Upstream
| Slope | Type |
|---|---|
| Vertical | Traditional concrete against formwork |
| 0.80 | Traditional concrete against formwork |
Downstream
| Slope | Type |
|---|---|
| 0.80 | Traditional concrete against formwork |
Spillway
| Slope | Type |
|---|---|
| 0.80 | Traditional concrete against formwork |
Placement
| Layers (mm) | Lifts (mm) |
|---|---|
| 250 | 750 |
| 1000 |
Cementitious material
| Cement (kg/m3) |
|---|
| 84 |
| Pozzolan (kg/m3) | Pozzolan Type |
|---|---|
| 36 | Low-lime flyash (ASTM Class F) |
