Kasegawa
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Kasegawa completed
Particulars
Owner: unknown
Designer: Yachiyo Engineering Co. Ltd.
Contractor: Kajima Construction Co. Ltd., Aoki-Asunaro Construction Co. Ltd. and Matsuo Construction Co. Ltd.,
Statistics
Type: Gravity
Purpose(s): Flood Control / Hydropower / Irrigation / Water Supply
Reservoir capacity: 71 m3x106
Height: 99 metres
Length: 456 metres
Volume of RCC: 830 m3x103
Total volume: 948 m3x103
Construction Dates
Start of Project: 02/05 (February 2005)
Start of RCC: 10/07 (October 2007)
End of RCC: 06/09 (June 2009)
End of Project: 03/12 (March 2012)
Country: Japan
River: Kase
DMS Co-ordinates: 33˚23'21.44"N, 130˚13'0.83"E
DD Co-ordinates: 33.38929, 130.216904
Facings
Upstream
| Slope | Type |
|---|---|
| Vertical | Traditional concrete against formwork |
| 0.60 | Traditional concrete against formwork |
Downstream
| Slope | Type |
|---|---|
| 0.75 | Traditional concrete against formwork |
Spillway
| Slope | Type |
|---|---|
| 0.75 | Traditional concrete against formwork |
Placement
| Layers (mm) | Lifts (mm) |
|---|---|
| 250 | 1000 |
Cementitious material
| Cement (kg/m3) |
|---|
| 84 |
| Pozzolan (kg/m3) | Pozzolan Type |
|---|---|
| 36 | Low-lime flyash (ASTM Class F) |
