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Muskrat Falls North Dam

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Muskrat Falls North Dam under construction
Muskrat Falls North Dam under construction

Particulars

Owner: NALCOR

Designer: SNC-Lavalin

Contractor: Barnard Pennecon LP

Statistics

Type: Gravity

Purpose(s): Hydropower

Reservoir capacity: unknown

Height: 39 metres

Length: 450 metres

Volume of RCC: 210 m3x103

Total volume: 245 m3x103

Construction Dates

Start of Project: 08/15 (August 2015)

Start of RCC: 07/17 (July 2017)

End of RCC: 09/18 (September 2018)

End of Project: 07/19 (July 2019)

Country: Canada

River: Churchill

DMS Co-ordinates: 53˚14'47.06"N, 60˚46'1.92"W

DD Co-ordinates: 53.246407, -60.767200

Facings

Upstream

SlopeType
VerticalTraditional concrete against formwork

Downstream

SlopeType
0.80Traditional concrete against formwork

Spillway

SlopeType
0.80Traditional concrete against formwork

Placement

Layers (mm)Lifts (mm)
3003000  &
 1500

Cementitious material

Cement (kg/m3)
80
Pozzolan (kg/m3)Pozzolan Type
140Low-lime flyash (ASTM Class F)