Shoal Lake Aqueduct, Winnipeg, Manitoba

DESCRIPTION:This 155 km (97mile) reinforced concrete aqueduct, voted among the world’s greatest engineering works” provides Winnipeg with water form Shoal Lake on the Manitoba-Ontario border, by gravity flow. It was completed in 1919. A 19 km (12 mile)...

Shubenacadie Canal, Dartmouth, Nova Scotia

Shubenacadie Canal, Dartmouth, Nova Scotia Built in the 19th century between Dartmouth and the Bay of Fundy; 86 km canal included a series of locks and marine railways; used for commercial shipping until the development of competing railways. Engineers: Charles W....

St. Andrew’s Lock and Dam, Lockport, Manitoba

Designed and constructed (1900-1910) under the supervision of A.R. Dufresne, E.A. Forward and H.E. Vantelet, this facility controlled the flow of the Red River and permitted boat traffic to pass to and from Lake Winnipeg.  

St. Clair Railway Tunnel, Sarnia, Ontario

This 1837 m tunnel was designed by Joseph Hobson who developed a compressed air shield for the excavation and installation of cast-iron liners. Tunnelling was done from both ends commencing in 1888 and on August 30,1890, the two tunnels met; train service began on...

St. John’s Water Supply System, NL

The Water System of St. John’s developed in two parts, and was not an outstanding success from the outset. Indeed, the challenges of supplying water to St. John’s took the best part of a century to resolve. Originally designed by British engineers, the...

Toronto Subway, Toronto ON

The first proposal for a subway system in Toronto was in 1908 with three lines (one along Yonge, another along Bloor, and a third line along Queen) and was to be operated by the Toronto Railway Company, but was rejected in 1910. The first segment of the subway...

Town of Inuvik Infrastructure

The Town of Inuvik is Canada’s largest community north of the Arctic Circle, 2000 kilometres northwest of Edmonton, and was the first completely “engineered” northern community. Inuvik is situated on permafrost, which proved to be a significant challenge to engineers...