The original floodway was built between 1962 and 1968 and cost $63 million. At the time, excavation of the floodway channel was the second largest earth moving project in the world (second only to the Panama Canal and larger than the Suez Canal project).

When was the floodway expanded?

History and need for Winnipeg's Red River floodway expansion

Construction work on the floodway began in October 1962 and was completed in March 1968 at a cost of $63m. It involved about 76.5 million cubic metres of earth works.

Why was red floodway built?

The Red River Floodway was built in response to the catastrophic destruction of the 1950 flood in Manitoba, which flooded almost one-tenth of the city. Plans for the intake and outlet devices were drawn up by H.G.