Between 2016 and 2024, Ontario began and completed 134 km of new lanes along Highway 401, which stretches from the U.S. border in the west through the gridlocked Toronto area and out into Quebec.

TORONTO — Ontario is taking a concrete step toward an idea Premier Doug Ford has championed to build a tunnel under Highway 401. Enjoy the ... and Mississauga in the west to Scarborough and ...

Ontario is taking a concrete step toward an idea Premier Doug Ford has championed to build a tunnel under Highway 401. Ford has spoken ... and Mississauga in the west to Scarborough and Markham ...

As fanciful as Premier Doug Ford's notion to combat the GTA's legendary and worsening traffic by tunnelling under Highway 401 ...