Underwater refurbishment of Draft Tube Gates and Embedded Parts

Rivière-des-Prairies, Quebec, Canada


The “Rivière des Prairies” generating station   is a run of riverhydroelectric 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 Daft tube gates and embedded parts.


  • Year of realization : 2007-2008
  • Project value : USD 30 Million

Services offered

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