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Underwater refurbishment of Draft Tube Gates and Embedded Parts

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Location Rivière-des-Prairies, Quebec, Canada
Year of realization 2007-2008
Project value USD 30 Million


The “Rivière des Prairies” generating station is a run of river hydroelectric power station on the Rivière des Prairies between the islands of Jesus and Montreal, Quebec, Canada. Built in 1929, it is now managed and operated by Hydro-Québec. It has a generating capacity of 48 MW. The refurbishment of intake gates and draft tube gates was done in 2007 and 2008.

A leading resource of Progesys offered its services for Design and Supervision activities, regarding underwater refurbishment of draft tube gates and embedded parts.


  • Design & Calculations
  • Detailed engineering and drawings
  • Redaction of fabrication and installation procedures
  • Supervision of fabrication and installation
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