List of tunnels in Canada

This list of tunnels in Canada includes any road, rail or waterway tunnel in Canada.

Alberta

• 97 Avenue Tunnel, Edmonton, under Alberta Legislature Grounds
• Airport Tunnel, Calgary under Calgary International Airport
• Edmonton Radial Railway Society Tunnel (Old CPR Rail Tunnel), Edmonton under 109 Street.

British Columbia

Road tunnels:

• Cassiar Tunnel, Vancouver
• Elko Tunnel, near Fernie
• Fraser Canyon Tunnels
  • Saddle Rock Tunnel
  • Sailor Bar Tunnel
  • Hell's Gate
  • China Bar Tunnel
  • Yale Tunnel
  • Alexandra Tunnel
  • Ferrabee Tunnel
• George Massey Tunnel, Vancouver
• Iron Gates Tunnel, near Radium Hot Springs

Railway tunnels:

• Big Hill Spiral Tunnels
• Bulldog Tunnel, West Kootenay
• Connaught Tunnel, under Selkirk Mountains
• Dunsmuir Tunnel, Vancouver
• Esquimalt and Nanaimo Railway Tunnel, located between Langford and Malahat
• Lonsdale Tunnel, Vancouver
• Mount Macdonald Tunnel, near Rogers Pass
• Quintette Tunnels, near Hope
• Thornton Tunnel, Burnaby
• Wolverine Tunnel, Tumbler Ridge ^[1]
• Table River Tunnel, Tumbler Ridge ^[2]
• Various tunnel sections of Canada Line
• Tunnel section of the Evergreen Extension between Burquitlam and Port Moody stations

Ontario

Road tunnels:

• Highway 401- Hurontario Street Interchange Tunnel, Mississauga
• Detroit-Windsor Tunnel, Windsor
• Cst. Robert C. Carrick and Sr. Cst. John Atkinson Memorial Tunnels, Windsor
• Highway 404-401 Interchange Tunnel, Toronto ^[3]
• Main Street Tunnel, Welland
• Simcoe Street Tunnel, Toronto
• Thorold Tunnel

Railway tunnels:

• Brockville Tunnel
• Michigan Central Railway Tunnel, Windsor
• Mink Tunnel, Marathon, Ontario
• St. Clair Tunnel
• Townline Tunnel

Pedestrian tunnels:

• Pedestrian tunnel at Billy Bishop Toronto City Airport
• An extensive system of tunnels links the buildings of Carleton University
• Pedestrian tunnels connecting various buildings at York University
• Pedestrian tunnel connecting Spadina (TTC) stations.
• The PATH in Downtown Toronto.

Quebec

Road tunnels:

• Airport Tunnel, Montreal under Montréal–Trudeau International Airport
• Atwater Tunnel, Montreal
• Joseph Samson Bridge–Tunnel, Quebec City
• Louis Hippolyte Lafontaine Bridge–Tunnel, Montreal
• Melocheville Tunnel, Beauharnois
• Notre-Dame-de-Grâce Tunnel, Montreal
• Robert Bourassa Tunnel, Quebec City
• Rue St.-Marc and Rue du Fort tunnels, Montreal
• Saint-Rémi Tunnel, Montreal
• Saint-Nicolas Tunnel, near Franquelin ^[4]
• Soulanges Canal Tunnel, Les Cèdres ^[5]
• Ville-Marie and Viger Tunnels, Montreal
• Wellington Street Tunnel, Montreal

Railway tunnels:

• Mount Royal Tunnel, Montreal
• Wolfe’s Cove Tunnel, Quebec City ^[6]

Pedestrian tunnels:

• The Underground City (RÉSO)
• Tunnels of Laval University

Longest Continuous Tunnels in Canada Without Passenger Stations (over 1,000 m)

Type	Name	Location	Length	Year	Comment
Path	Granduc Tunnel	Stewart British Columbia	17,000 m	1968	Former mining rail tunnel, currently empty
Hydro Electric	Kemano T1 and T2	Kemano British Columbia	16,000 m	1954; 2022	T1 was completed in 1954 and T2 was completed in May, 2022
Rail	Mount Macdonald Tunnel	Revelstoke British Columbia	14,660 m	1988	Mostly handles westbound trains
Hydro Electric	Niagara Tunnel Project	Niagara Falls Ontario	10,200 m	2013	-
Rail	Table River Tunnel	Tumbler Ridge British Columbia	9,600 m	1983	Used for coal transport
Rail	Connaught Tunnel	Revelstoke British Columbia	8,082 m	1916	Mostly handles eastbound trains
Rail	Wolverine Tunnel	Tumbler Ridge British Columbia	5,500 m	1983	Used for coal transport
Rail	Mount Royal Tunnel	Montreal Quebec	5,300 m	1918	Renovated and reopened in 2025
Hydro Electric	Mission Ridge Tunnels	Seton Portage British Columbia	4,000 m	1930	Twin tunnels
Rail	Thornton Tunnel	Burnaby British Columbia	3,200 m	1968
Rail	SkyTrain Millennium Line Tunnel	Coquitlam and Port Moody British Columbia	2,000 m	2016
Rail	Mount Shaughnessy Tunnel	Rogers Pass British Columbia	1,830 m	1987
Road	Detroit-Windsor Tunnel	Windsor Ontario	1,570 m	1930	International Tunnel to USA
Road	Louis-Hippolyte Lafontaine Bridge–Tunnel	Montreal Quebec	1,400 m	1967
Rail	Dunsmuir Tunnel	Vancouver British Columbia	1,396 m	1932
Rail	Shalalth Tunnel	Seton Portage British Columbia	1,200 m	1989	Tsal'alh Seton Train

See also

• List of tunnels by location

References

1. "BC Rail Tumbler Ridge Branch Line". Underhill. Retrieved 4 August 2025.
2. "BC Rail Tumbler Ridge Branch Line". Underhill. Retrieved 4 August 2025.
3. "New Southbound High-Occupancy Vehicle Lane & Tunnel on Highway 404!" (PDF). Road Talk. 12 (1): 1. Retrieved 22 May 2021.
4. "Saint Nicolas Tunnel (Franquelin, 1960)". Structurae. Retrieved 22 May 2021.
5. "Tunnel du canal de Soulanges (Les Cèdres, 2011)". Structurae. Retrieved 22 May 2021.
6. "Wolfe's Cove Tunnel Québec City, Québec". Atlas Obscura. Retrieved 22 May 2021.