Sanru
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Particulars
Owner: Ministry of Land, Infrastructure, Transport and Tourism
Designer: Ministry of Land, Infrastructure, Transport and Tourism
Contractor: Taisei Corp., Kumagaigumi Co. Ltd. and Iwakura Construction Co. Ltd. JV
Statistics
Type: Hardfill
Purpose(s): Flood Control / Navigation / Water Supply
Reservoir capacity: 50 m3x106
Height: 46 metres
Length: 350 metres
Volume of RCC: 375 m3x103
Total volume: 500 m3x103
Construction Dates
Start of Project: 08/14 (August 2014)
Start of RCC: 09/15 (September 2015)
End of RCC: 10/17 (October 2017)
End of Project: 03/19 (March 2019)
Country: Japan
River: Sanru
DMS Co-ordinates: 44˚19'50.01"N, 142˚37'53.38"E
DD Co-ordinates: 44.330559, 142.6315
Facings
Upstream
| Slope | Type |
|---|---|
| 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 |
Cementitious material
| Cement (kg/m3) |
|---|
| 80 |
| Pozzolan (kg/m3) | Pozzolan Type |
|---|---|
| 0 | No pozzolan used |