Project category

Energy

Location

Marathon, ON

Value($)

26 000 000

Realisation mode

Turnkey

Customer

Umbata Falls Limited Partnership, Innergex Énergie renouvelable inc.

Year

2005-2008

Additional informations

Construction of a 23 megawatts hydroelectric generating station on the White River, a tributary of Lake Superior

Main Work Performed

• Intake and relief canal
• Dam
• Water intake including gates and trash racks
• Tunnel, penstock and bifurcation
• Draft tube and gates
• Power station, second phase concreting with turbines, intake valves, building, overhead crane and ventilation
• Construction of a 22 km access road
• Construction of the transformer station

Special Features of the Work and Methods Used

• Re-use of excavation material
• Crushing and sieving of aggregate on site
• Construction of a 22 km access road taking environmental requirements into consideration
• Calculating water catchment areas for drainage and stream crossings
• Conception and integrating of the generating units to the scale of the generating station while starting the excavation work
• Portable batch plant operating on site; Drilling and blasting of bedrock