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Autoroute 30 Toll Road

Awaited in the province for more than 30 years, the 42-km highway project is a significant contribution to Quebec society.

  • Independent engineer for this $1.5B, multiple award winning project, which involved extending the highway to bypass Montreal on the south shore.
  • Included two major bridges, a 2.25-km bridge over the Beauharnois Canal culminating at a clearance of 38.5 m over the St. Lawrence Seaway, and a 1.86-km bridge crossing the St. Lawrence River.
  • Involved 13 overpass bridges, 17 highway bridges, a 90-m-long tunnel, a 14-lane toll plaza, 11 interchanges, and 42 km of new four-lane highway.
  • Significantly decreased traffic congestion by providing an alternate route in the Montreal area.
  • Responsibilities included design review of bridges, tunnel, and highway works, as well as attestation and oversight of all project design and construction.
  • During the construction phase, WSP was on site to ensure compliance and attest to the quality and conformity of the works by issuing 250 attestation completion certificates.


  • Independent Engineer


  • Transportation Association of Québec Awards for Excellence in Transportation, Infrastructure and Distinction, 2013
  • Reinforcing Steel Institute of Québec Honourary Award, Armatura Prize, 2013

Location: Montreal, Quebec