GO Expansion – On-Corridor Works

Rank 2022


Image Credit: Metrolinx

Industry Sector: Transit

Project Type: Rail

Project Value: $15.705 billion

Funding Source: P3

Provincial Funding: Allotment to Metrolinx: $15.705 billion

Province: Ontario

City / Region: Greater Toronto-Hamilton Area

Estimated End Date of Substantial Completion: 2025

The GO Expansion On-Corridor Works consists of the core infrastructure and services that will allow Metrolinx’s rail corridor to run two-day, all-day service at a frequency of every 
15 minutes, throughout the Greater Toronto and Hamilton Area (GTHA) network.

The scope of the work, as defined by Metrolinx and Infrastructure Ontario through the procurement process, includes:

• Operation of train services including train driving;

• Timetable planning, train control and dispatch for all operators across the GO-owned rail network;

• Design, build, integration, maintenance, rehabilitation or renewal of the railway corridor (civil infrastructure, tracks, systems, signaling, rolling stock, etc.);

• Refurbishment, maintenance, servicing and cleaning of all rolling stock and procurement of new rolling stock;

• Construction of new maintenance and train storage and/or layover facilities;

• Reconstruction of Union Station track and platforms; and

• Compliance with Metrolinx safety, security and emergency management policies.

Four prequalified consortiums were announced on May 30, 2019. The proposal process is underway with two teams remaining to bid on the project, and a successful team is expected to be announced late 2021.

Project Owner: Metrolinx

Engineer: Morrison Hershfield (planning and environmental); Wood (consulting); WSP (design)

Project/Construction Manager: Procurement Agent: Infrastructure Ontario

Other Key Players: Dillon Consulting (architectural services); Golder-a member of WSP (geotechnical studies); EY (mgmt. consultant); Deloitte (mgmt. consultant); Comtech (project mgmt. consultant); Entuitive

2022 Rank: 2

2021 Rank: 1

2020 Rank: 1


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