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HQ - MERCIER DAM

Project category

Energy

Location

Grand-Remous, QC

Value($)

23 000 000

Customer

Hydro-Québec

Year

2004-2006

 

Additional informations

Penstock installation and concrete

Main Work Performed

  • Demolition of concrete in wells 19-23 (light and heavy guides sections, sills and lintels)
  • Demolition and floor concrete of the gate building
  • Installation of trash racks and related equipment, including the guides installation, formwork and concreting and including underwater work (diving)
  • Underwater concrete repair
  • Drilling, implementation and injection of anchor bolts
  • Waste water treatment
  • Securing places for underwater inspection work
  • Injection of embedding penstocks
  • Injection bonding of upstream transition
  • Hydraulic finish at concrete surfaces
  • Installation of a floating barrier
  • Second phase concreting of the turbine/alternator groups
  • Rock removal before groups 1 to 5 draft tube valves (under water work).