TORONTO — Infrastructure Ontario has announced three teams have been shortlisted to design, build and finance the Toronto Davenport Diamond grade separation project being undertaken as part of GO Regional Express Rail expansion.
The project includes construction of a grade separation structure between the north/south GO Rail corridor on the Barrie line and the east/west CP Rail corridor and building a pedestrian underpass, a media statement said.
Teams led by Dragados Canada and Bot Infrastructure; Graham Capital Partners and Graham Construction and Engineering; and Dufferin Construction and Aecon Infrastructure Management are on the shortlist.
The Davenport Construction Partners team includes Black & McDonald joining the applicant lead members on the construction team; COWI North American (design lead), IBI Group Professional Services (Canada), Dissing+Weitling, Peto MacCallum and SENER SES Canada as the design team and ACS Infrastructure Canada and National Bank Financial working together as the financial advisor.
The Graham Commuter Rail Solution team includes the two Graham divisions working as applicant lead; Graham Construction and Engineering as the construction team; LEA Consulting (design lead), exp Services, International Bridge Technologies and Brown & Storey Architects as the design team, and Graham Capital Partners as the financial advisor.
Besides serving as applicant leads for the Steelhead team, Dufferin — a division of CRH Canada Group — and Aecon Infrastructure Management also form the construction team. Mott MacDonald Canada Limited (design lead), DTAH, Pedelta, Golder Associates and R.J. Burnside & Associates are on the design team; and the Bank of Nova Scotia is the financial advisor.
Teams will be invited to respond to a request for proposals in early 2018, the statement noted.
The project also includes construction of a rail guideway offset within the corridor during construction to accommodate a temporary diversion track and a temporary rail diamond; erection of retaining walls forming the approaches of the grade separation structure, topped with noise barrier walls and superimposed cladding; modification of an existing at-grade road crossing at Wallace Avenue to become a road under rail grade separation; public realm enhancements including artwork on the structure cladding and new pedestrian and cyclist routes; and provisions for future electrification to accommodate future electrified GO train service.