Analysis of information sources in references of the Wikipedia article "Toronto" in English language version.
The key high-volume highways in Ontario are the 400-series highways in the southern part of the province. The most important of these is the 401, the busiest highway in North America, with an average annual daily traffic (AADT) of more than 425,000 vehicles in 2004, and daily traffic sometimes exceeding 500,000.
Highway 401 is one of the busiest highways in the world and represents a vital link in Ontario's transportation infrastructure, carrying more than 400,000 vehicles per day through Toronto.
The "phenomenal" number of vehicles on Hwy. 401 as it cuts through Toronto makes it the busiest freeway in the world...
The key high-volume highways in Ontario are the 400-series highways in the southern part of the province. The most important of these is the 401, the busiest highway in North America, with an average annual daily traffic (AADT) of more than 425,000 vehicles in 2004, and daily traffic sometimes exceeding 500,000.
Highway 401 is one of the busiest highways in the world and represents a vital link in Ontario's transportation infrastructure, carrying more than 400,000 vehicles per day through Toronto.
The "phenomenal" number of vehicles on Hwy. 401 as it cuts through Toronto makes it the busiest freeway in the world...