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HYDROELECTRIC PROJECT - EASTMAIN-1-A SARCELLE-RUPERT

Project category

Energy

Location

Baie James, Qc

Value($)

52 000 000

Realisation mode

Fixed Price - Partnership with Hamel Construction Inc

Customer

SEBJ

Year

2007-2010

 

Additional informations

Construction of 24 dykes for the Eastmain-1-A Sarcelle-Rupert hydroelectric project

Main Work Performed

  • Construction of the contractor area
  • General deforestation
  • Operation of gravel pits and moraine pits
  • Production of backfill
  • Drilling and blasting pit
  • Drilling, blasting and excavation of C1 and C1A canals
  • Construction of temporary roads
  • Construction and dismantling of the temporary bridge on the Nemiscau River (Bailey Bridge)
  • Installation and dismantling of the temporary bridge over the canal restoration
  • Construction of cofferdams
  • Excavation of overburden and of drainage ditch
  • Foundations dewatering
  • Drilling and curtain injection;
  • Rock foundations treatment (cleaning, rock excavation, mortar, reshaping concrete)
  • Lowering the upstream level lake of canal C1A
  • Shotcrete under pressure
  • Installation of materials and geotextiles
  • Protection of embankments against freezing
  • Method leveling cofferdams