Shiromizugawa
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Shiromizugawa completed

Particulars
Owner: unknown
Designer: Yamagata-ken
Contractor: Nishimatsu Construction Co Ltd and Nippon Kokuad Kaihatsu Co Ltd (J.V.)
Statistics
Type: Gravity
Purpose(s): Flood Control / Irrigation
Reservoir capacity: 5 m3x106
Height: 55 metres
Length: 367 metres
Volume of RCC: 142 m3x103
Total volume: 314 m3x103
Construction Dates
Start of Project: 10/84 (October 1984)
Start of RCC: 10/85 (October 1985)
End of RCC: 06/88 (June 1988)
End of Project: 04/90 (April 1990)
Country: Japan
River: Shiromizu
DMS Co-ordinates: 38˚26'56.12"N, 140˚28'30.95"E
DD Co-ordinates: 38.448921, 140.475266
Facings
Upstream
| Slope | Type |
|---|---|
| Vertical | 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) |
|---|---|
| 150 - | 500 |
| 200 |
Cementitious material
| Cement (kg/m3) |
|---|
| 96 |
| Pozzolan (kg/m3) | Pozzolan Type |
|---|---|
| 24 | Low-lime flyash (ASTM Class F) |
