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Dam Search Results

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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NameCountryOwnerPurposeRiverReservoir capacity (m3x106)Construction datesDimensionsVolumeFacingsPlacementCementitious material
StartFinishHeightLengthRCCTotalUpstreamDownstreamSpillwayLayersLiftsCementPozzolan
ProjectRCCRCCProject(m)(m)(m3x103)(m3x103)SlopeTypeSlopeTypeSlopeType(m)(m)(kg/m3)(kg/m3)
JoumouaMoroccoWJoumoua707/8906/9011/9212/92572501502000.20(5)0.80(1)*0.80(1)*350350105
180
45
0
(-) -
ChangshunChinaH WYujiang68- /9103/9712/9806/0069279170200V(3')0.74(3)0.80(1)3005000134
72
89
48
(F)
Nakai, part of Nam Theun 2 HPPLaosHNam Theun353004/0402/0603/0710/0939436155200 (1) (10) (12)300300100100(F)
ChucasCosta RicaHTárcoles450- /11- /14- /16- /17481301802000.20 0.75 0.75 30025009596(N)
Saddle Dam D (Xe-Pian Xe-Namnoy)LaosHXepian104310/1804/1910/19- /1956430170200V   none 300300  (F)

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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.

Full Dam Information

Details

Country: Morocco

Owner: -

Type: Gravity

Purpose(s): Water Supply

River: Joumoua

Reservoir capacity: 7 m3x106

Construction Dates

Start of Project: 07/89

Start of RCC: 07/89

End of RCC: 11/92

End of Project: 12/92

Specifications

Height: 57 metres

Length: 250 metres

Volume of RCC: 150 m3x103

Total volume: 200 m3x103

Construction Methods

Facings

Upstream
SlopeType
0.20Traditional concrete against precast concrete panels
Downstream
SlopeType
0.80Traditional concrete against formwork  [stepped face]
Spillway
SlopeType
0.80Traditional concrete against formwork  [stepped face]

Placement

Layers (mm)Lifts (mm)
350350

Cementitious material

Cement (kg/m3)
105
180
Pozzolan (kg/m3)Pozzolan Type
45No pozzolan used  -
0 
Joumoua completed
Joumoua completed

Full Dam Information

Details

Country: China

Owner: -

Type: Gravity

Purpose(s): Hydropower / Water Supply

River: Yujiang

Reservoir capacity: 68 m3x106

Construction Dates

Start of Project: -/91

Start of RCC: -/91

End of RCC: 12/98

End of Project: 06/00

Specifications

Height: 69 metres

Length: 279 metres

Volume of RCC: 170 m3x103

Total volume: 200 m3x103

Construction Methods

Facings

Upstream
SlopeType
VerticalRCC against formwork (GEVR/GE-RCC)
Downstream
SlopeType
0.74RCC against formwork
Spillway
SlopeType
0.80Traditional concrete against formwork

Placement

Layers (mm)Lifts (mm)
3005000

Cementitious material

Cement (kg/m3)
134
72
Pozzolan (kg/m3)Pozzolan Type
89Low-lime flyash (ASTM Class F)
48 
Changshun completed
Changshun completed

Full Dam Information

Details

Country: Laos

Owner: -

Type: Gravity

Purpose(s): Hydropower

River: Nam Theun

Reservoir capacity: 3530 m3x106

Construction Dates

Start of Project: 04/04

Start of RCC: 04/04

End of RCC: 03/07

End of Project: 10/09

Specifications

Height: 39 metres

Length: 436 metres

Volume of RCC: 155 m3x103

Total volume: 200 m3x103

Construction Methods

Facings

Upstream
SlopeType
 Traditional concrete against formwork
Downstream
SlopeType
 RCC against precast concrete blocks
Spillway
SlopeType
 Reinforced conventional concrete cast after RCC placement

Placement

Layers (mm)Lifts (mm)
300300

Cementitious material

Cement (kg/m3)
100
Pozzolan (kg/m3)Pozzolan Type
100Low-lime flyash (ASTM Class F)
  
Nakai, part of Nam Theun 2 HPP completed
Nakai, part of Nam Theun 2 HPP completed

Full Dam Information

Details

Country: Costa Rica

Owner: -

Type: Gravity

Purpose(s): Hydropower

River: Tárcoles

Reservoir capacity: 450 m3x106

Construction Dates

Start of Project: -/11

Start of RCC: -/11

End of RCC: -/16

End of Project: -/17

Specifications

Height: 48 metres

Length: 130 metres

Volume of RCC: 180 m3x103

Total volume: 200 m3x103

Construction Methods

Facings

Upstream
SlopeType
0.20 
Downstream
SlopeType
0.75 
Spillway
SlopeType
0.75 

Placement

Layers (mm)Lifts (mm)
3002500

Cementitious material

Cement (kg/m3)
95
Pozzolan (kg/m3)Pozzolan Type
96Natural pozzolan (ASTM Class N)
  
Chucas completed
Chucas completed

Full Dam Information

Details

Country: Laos

Owner: -

Type: Gravity

Purpose(s): Hydropower

River: Xepian

Reservoir capacity: 1043 m3x106

Construction Dates

Start of Project: 10/18

Start of RCC: 10/18

End of RCC: 10/19

End of Project: -/19

Specifications

Height: 56 metres

Length: 430 metres

Volume of RCC: 170 m3x103

Total volume: 200 m3x103

Construction Methods

Facings

Upstream
SlopeType
Vertical 
Downstream
SlopeType
    [stepped face]
Spillway
SlopeType
none 

Placement

Layers (mm)Lifts (mm)
300300

Cementitious material

Cement (kg/m3)
 
Pozzolan (kg/m3)Pozzolan Type
 Low-lime flyash (ASTM Class F)
  
Saddle Dam D (Xe-Pian Xe-Namnoy) on Google Earth
Saddle Dam D (Xe-Pian Xe-Namnoy) on Google Earth

 

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