The industrial processes completed in the facilities of the Cliffs Natural Resources mining company in Pointe-Noire discharge effluents containing iron particles. Within a context of sustainable development and environmental protection, corrective work projects and other related environmental projects were mandated and executed.

Client’s name
Cliffs Natural Resources
Total cost of the project
22 M$
Project delivery methods
Engineering-Procurement-Construction (EPC)
Sept-Iles, Pointe-Noire

Nature of the services

  • Studies and analyses of the site effluents
  • Development of a red water interception plan and a red water treatment plan
  • Simultaneous engineering and construction with an integrated design approach
  • Preliminary and final plan and specification designs for the overall work
  • Management of procurement and contracts
  • General contracting and management of construction
  • Monitoring services
  • Quality control and assurance
    Inspection during the construction phase
    Environmental monitoring
  • Commissioning
  • Development of maintenance and operations manuals

Specificities of the project

  • Integration of 6 pumping stations over 3 storeys more than 6 metres deep for red water transportation
  • Integration of a sewage system to channel the water into a single effluent
  • Integration of a red water treatment plant
  • Integration of an electrical power system for the pumping stations and red water treatment plant
  • Initiation of an environmental study to reuse the bunker
  • Initiation of the valorization of contaminated soils
  • Sediment characterization analysis.

Similar projects