Don Sahong
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Particulars
Owner: Don Sahong Power Company (Mega First Corporation Berhad and Électricité du Laos)
Designer: Kunming Engineering Co. Ltd.
Contractor: SinoHydro Co. Ltd. (Construction Bureaux Nº10 and Nº15)
Statistics
Type: Gravity
Purpose(s): Hydropower
Reservoir capacity: 24 m3x106
Height: 26 metres
Length: 6800 metres
Volume of RCC: 566 m3x103
Total volume: 609 m3x103
Construction Dates
Start of Project: 10/15 (October 2015)
Start of RCC: —/16 (— 2016)
End of RCC: —/18 (— 2018)
End of Project: 12/19 (December 2019)
Country: Laos
River: Mekong
DMS Co-ordinates: 13˚56'54.82"N, 105˚57'29.98"E
DD Co-ordinates: 13.948561, 105.958328
Facings
Upstream
| Slope | Type |
|---|---|
| 0.30 | 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) |
|---|---|
| 300 | 2400 |
Cementitious material
| Cement (kg/m3) |
|---|
| 55 |
| Pozzolan (kg/m3) | Pozzolan Type |
|---|---|
| 103 | Low-lime flyash (ASTM Class F) |