Work continues on the elevated guideway section of the Hazel McCallion Line near Mississauga’s downtown core and Highway 403. (Photo: From Metrolinx video)
Project leaders say progress is being made on a key part of the $4.6-billion Mississauga-to-Brampton light-rail transit line being built along Hurontario Street.
The elevated guideway section of the Hazel McCallion Line that travels above Highway 403 in Mississauga’s downtown core near Square One Shopping Centre continues to take shape, Metrolinx said Thursday.
Metrolinx, the provincial agency overseeing the largest transit undertaking in Mississauga’s history, said in a post to social media “crews are now pouring concrete, installing structural sections and placing safety barriers” as work moves forward.
Once completed, the elevated guideway will allow LRT trains to run along Hurontario Street overtop the busy Highway 403 and connect with the Square One area in Mississauga’s downtown core.
In January 2025, project officials said they put in place the large concrete structures that are “the building blocks” for the guideway, described as a “unique” part of the LRT.
“This elevated section of track will connect the future City Centre stop at Rathburn Road and Robert Speck stop at Hurontario Street, providing easy access to this core area of the city,” Metrolinx said at the time.
Project leaders also noted a completed 22-kilometre Hazel McCallion Line, from its southernmost point in Port Credit all the way north into Brampton, “will cross four separate highways” — the QEW and highways 403, 401 and 407.
Take a look at the construction progress on the elevated guideway over Highway 403 in Mississauga. Crews are now pouring concrete, installing structural sections, and placing safety barriers as work continues along the Hazel McCallion Line. (1/2) pic.twitter.com/IhzfwNG8kN
— The Hazel McCallion Line (@HMcCallionLine) March 5, 2026
Early last month, Mississauga officials received what they believe to be concrete word from Ontario Premier Doug Ford that money for a long-promised City Centre light-rail transit loop as part of the Hazel McCallion Line project is coming from the province.
Addressing a breakfast meeting hosted by the Mississauga Board of Trade at the Mississauga Convention Centre, Ford verbally committed to making the $1.6-billion “downtown loop” a reality.
The provincial government promised in January 2024 it was reinstating the downtown loop as part of the massive LRT project after having dropped it from plans in a cost-cutting move in 2019. But until early February, City of Mississauga officials were skeptical, saying they hadn’t received any firm commitment from Ford or the province.
The city says it’s “crucial” that the loop be completed in Mississauga’s downtown core, where the population is expected to double to 100,000 by 2050.
The loop, or downtown extension as it’s also known, will run off of Hurontario Street near Square One Shopping Centre and circle around the high-rise condos and office buildings, and other businesses in the City Centre, when completed.

(Source: Metrolinx)
When the Hurontario Street LRT line is completed, more than 20 passenger stops will serve riders along the route, which will run from Port Credit GO station all the way north to downtown Brampton.
Initially, the Hazel McCallion Line was to open to riders in fall 2024. However, ongoing delays have pushed the timeline back significantly and Metrolinx hasn’t provided a revised completion date.
Not long ago a believer the much-delayed LRT route might open the doors to riders by 2026, Mayor Carolyn Parrish recently amended her estimate.
“I don’t expect to see anybody on (the Hazel McCallion Line) before 2029,” Parrish told INsauga.com during an interview late in 2025.
If she’s right, that would put the massive transit project roughly four to five years behind schedule.
Metrolinx officials have not yet committed to a completion date for the LRT route, telling INsauga.com on two occasions since last September that “when construction nears completion and we move into the testing and commissioning phase, we will be in a better position to provide a specific opening date.”

Rendering shows what part of the Hazel McCallion Line will look like once it opens to passengers. (Image: Metrolinx)
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