F.G. Gardiner Expressway Strategic Rehabilitation Plan
Province: Ontario
City/Region: Toronto
Image Credit: DECAST
45
Project Rank
Project End: 2028
Project Type: Highway
Industry Sector: Transportation
Project Amount: $2.2 billion
Date of Completion: 2028
Funding Source: Public
Municipal Funding: $1.48 billion
LEED Status: Certified
Road or Transit Length (KM): 18
Previous Rankings
| 2025 | 42 |
| 2024 | 41 |
| 2023 | 31 |
| 2022 | 32 |
| 2021 | 28 |
| 2020 | 26 |
| 2019 | 23 |
| 2018 | 19 |
| 2017 | 14 |
| 2016 | 17 |
| 2026 | 45 |
About The Project
The F.G. Gardiner Expressway Strategic Rehabilitation Plan addresses the rehabilitation of the expressway, extending from Highway 427 to the eastern limit at the Don Valley Parkway (DVP), including the 11-km at-grade section from Highway 427 to Dufferin Street with its 32 bridges and structures, and the seven-km elevated section from Dufferin Street to the DVP with 335 spans. With two eastbound lanes now rehabilitated and reopened, crews will begin the demolition and reconstruction of two centre lanes, before completing work on the remaining two westbound lanes.
Project Owner: City of Toronto
Project/Construction Manager: Aecon (Section 1: from Cherry St. to Jarvis St.); Grascan Construction Limited (Section 2: Dufferin St. to Strachan Ave.)
Engineer: (Section 1: Cherry St. to Jarvis St.) Stantec; Parsons, GHD; (Section 2: Dufferin St. to Strachan Ave.) Parsons
Contractor: WSP (design and construction)
Environmental Services: Dillon Consulting Limited (Environmental assessment); Perkins+Will; Hargreaves Associates
Other Key Players: EY, Hanscomb, and HDR (advisory support); Aon (risk advisor); EllisDon; Englobe; Entuitive; HKA; EY (financial advisor); ULMA Construction; TULLOCH
Other Suppliers: Canam Group; DECAST
Legal: Blake, Cassels & Graydon (City of Toronto); Osler
Key Players
Key Players’ recognize the organizations whose work, knowledge, and expertise go into constructing and delivering the significant projects that make our annual list.
Gold (15-19 Projects)
Silver (10-14 Projects)
Bronze (5-9 Projects)
- ACCIONA Infrastructure Canada
- Accuracy
- Alstom
- Associated Engineering
- Black & McDonald
- Blake, Cassels & Graydon
- Cartel Communication Systems
- COWI
- Davies Ward Phillips & Vineberg
- DECAST Ltd.
- DIALOG
- EBC Inc.
- FlatironDragados
- GeoVerra
- HDR
- Hemmera
- Infrata
- Kasian
- Lakeland Consulting Inc.
- Lavery, de Billy
- LRI Engineering
- McMillan LLP
- Montrose Environmental
- Mott MacDonald
- Mulvey & Banani
- NORR Architects & Engineers Ltd.
- Osler
- Parkin Architects Ltd.
- Plenary Americas
- R.V. Anderson
- STRABAG Inc.
- Tiree
- Torys

