Overview of all pages with the highway #Highway 401

Highway 401 Through Toronto: The Busiest Freight Corridor on the Continent

400,000+ vehicles per day, year-round construction, and brutal winter conditions — why Ontario's Highway 401 is North America's highest-volume and most accident-prone freight route

Highway 401 through southern Ontario is, by vehicle count, the busiest highway in North America — and arguably the world. At its widest point through Toronto, the 401 carries over 400,000 vehicles per day across up to 18 lanes of traffic. For commercial truck drivers, this corridor is the backbone of Canadian freight: virtually all goods moving between Windsor (and the US border at Detroit), Toronto, Montreal, and the Maritime provinces travel this route.

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