Dam Search Results
- Country: French Guyana
Please note: only dams ≥ 15m which have been completed, are under construction, or due to begin RCC placement in the current year are included in the table below.
Results are sorted in the following order: Finish of RCC, Start of RCC, Finish of Project, Start of Project, Height and alphabetical by Dam Name.
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| Name | Country | Owner | Purpose | River | Reservoir capacity (m3x106) | Construction dates | Dimensions | Volume | Facings | Placement | Cementitious material | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Start | Finish | Height | Length | RCC | Total | Upstream | Downstream | Spillway | Layers | Lifts | Cement | Pozzolan | ||||||||||||
| Project | RCC | RCC | Project | (m) | (m) | (m3x103) | (m3x103) | Slope | Type | Slope | Type | Slope | Type | (m) | (m) | (kg/m3) | (kg/m3) | |||||||
| Petit Saut | French Guyana | H | Sinnamary | 3500 | 07/89 | 07/92 | 02/93 | 05/94 | 48 | 740 | 250 | 410 | V | (11) | V 0.80 | (7) (16) | 0.80 | (13) | 300 | 300 | 120 | (R) | ||
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Please note: only dams ≥ 15m which have been completed, are under construction, or due to begin RCC placement in the current year are included in the list below.
Results are sorted in the following order: Finish of RCC, Start of RCC, Finish of Project, Start of Project, Height and alphabetical by Dam Name.
Details
Country: French Guyana
Owner: -
Type: Gravity
Purpose(s): Hydropower
River: Sinnamary
Reservoir capacity: 3500 m3x106
Construction Dates
Start of Project: 07/89
Start of RCC: 07/89
End of RCC: 02/93
End of Project: 05/94
Specifications
Height: 48 metres
Length: 740 metres
Volume of RCC: 250 m3x103
Total volume: 410 m3x103
Construction Methods
Facings
Upstream
| Slope | Type |
|---|---|
| Vertical | Reinforced conventional concrete cast before RCC placement |
Downstream
| Slope | Type |
|---|---|
| Vertical | RCC against precast concrete panels |
| 0.80 | Mechanically compacted unformed face of RCC |
Spillway
| Slope | Type |
|---|---|
| 0.80 | Reinforced concrete cast against precast units or slip-formed facing elements |
Placement
| Layers (mm) | Lifts (mm) |
|---|---|
| 300 | 300 |
Cementitious material
| Cement (kg/m3) |
|---|
| Pozzolan (kg/m3) | Pozzolan Type |
|---|---|
| 120 | ROLAC (mixture of flyash and slag with or without limestone fines) |
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