GO Rail Expansion - Cooksville GO Station

Greater Toronto Area
Project Type:
DBF - Design Build Finance
Infrastructure Type:
Contract Value:
$128.4 million
Estimated Value for Money:
$21.7 million

About the Project:

GO Rail Expansion will transform the transportation network in the Greater Toronto and Hamilton Area over the next decade. Metrolinx will transform the GO Transit rail network into a system that will deliver two-way, all-day service every 15 minutes over core segments of the GO Rail network. System-wide infrastructure upgrades will include: adding tracks, expanding stations, electrification of the rail network, new locomotives and train control systems to enable more frequent service.


  • Request for Qualifications:
    Sep 14, 2016
  • Short-list Bidders Selected:
    Jan 20, 2017
  • Request for Proposals:
    Jan 20, 2017
  • Winning Bidder Selected:
    Nov 03, 2017
  • Construction Begins:
    Nov 03, 2017
  • Construction Ends:
    Sep 03, 2020

Latest News

Winning Bidder

EllisDon Infrastructure CGS RER Inc.: (Applicant Lead) EllisDon Infrastructure CGS RER Inc.; (Construction) EllisDon Design-Build Inc.; (Design) WalterFedy, Brodie & Associates, and WSP/MMM; (Financial Advisor) EllisDon Capital Inc.


Scope of work includes:

  • New station building with a large public plaza
  • New six-storey parking structure with pedestrian connection to rail platform and redevelopment of existing parking areas
  • Upgrades to existing rail platform
  • Bus loop with a minimum of eight bus bays for GO and MiWay bus service
  • John Street Extension

Community and Green Benefits

  • Reduced traffic congestion, greenhouse gases and fuel consumption
  • Improved quality of life for commuters by reducing daily travel time 

Economic Benefits

Design and construction of the project will generate employment opportunities, produce significant benefits for commuters.

Terms of Use

These project documents are being made available on this website for informational purposes only. Neither Infrastructure Ontario nor Metrolinx makes any representation or warranty regarding the accuracy or completeness of the content or form of these documents.

Infrastructure Ontario and Metrolinx, in their sole and absolute discretion, may choose to make available on this website amendments, revisions, modifications or replacements to these documents. These documents remain open for further revision, modification, replacement or cancellation by Infrastructure Ontario and Metrolinx at any time and in no event shall either Infrastructure Ontario or Metrolinx be responsible or liable, directly or indirectly, for any damage or loss caused or alleged to be caused by or in connection with the use of or reliance on the content of these documents.