Songyue (1st Stage)
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Particulars
Owner: unknown
Designer: Yanbian Investigation and Design Institute of Water Resources
Contractor: Helong Construction Bureau of Water Resources
Statistics
Type: Gravity
Purpose(s): Flood Control / Hydropower / Irrigation / Recreation / Water Supply
Reservoir capacity: 21 m3x106
Height: 29 metres
Length: 271 metres
Volume of RCC: 44 m3x103
Total volume: 77 m3x103
Construction Dates
Start of Project: 09/97 (September 1997)
Start of RCC: 01/98 (January 1998)
End of RCC: 04/99 (April 1999)
End of Project: 09/99 (September 1999)
Facings
Upstream
| Slope | Type |
|---|---|
| Vertical | Traditional concrete against formwork |
Downstream
| Slope | Type |
|---|---|
| 0.73 | RCC against precast concrete blocks |
Spillway
| Slope | Type |
|---|---|
| conduit |
Placement
| Layers (mm) | Lifts (mm) |
|---|---|
| 300 | 2000 |
Cementitious material
| Cement (kg/m3) |
|---|
| 80 |
| Pozzolan (kg/m3) | Pozzolan Type |
|---|---|
| 100 | Low-lime flyash (ASTM Class F) |