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Grand Falls spillway

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Grand Falls spillway completed
Grand Falls spillway completed

Particulars

Owner: Abitibi-Price Inc.

Designer: Acres

Contractor: McNamara

Statistics

Type: Gravity

Purpose(s): Hydropower

Reservoir capacity: unknown

Height: 15 metres

Length: 180 metres

Volume of RCC: 7 m3x103

Total volume: 11 m3x103

Construction Dates

Start of Project: 08/96 (August 1996)

Start of RCC: 09/96 (September 1996)

End of RCC: 09/96 (September 1996)

End of Project: 12/96 (December 1996)

Country: Canada

River: Exploits

DMS Co-ordinates: 48˚55'49.12"N, 55˚40'4.23"W

DD Co-ordinates: 48.930309, -55.667843

Facings

Upstream

SlopeType
VerticalTraditional concrete against formwork

Downstream

SlopeType
0.67Traditional concrete against formwork  [stepped face]

Spillway

SlopeType
0.67Traditional concrete against formwork  [stepped face]

Placement

Layers (mm)Lifts (mm)
200200

Cementitious material

Cement (kg/m3)
130
Pozzolan (kg/m3)Pozzolan Type
75Low-lime flyash (ASTM Class F)