Highway 1 closed near Canmore after multi-vehicle crash

The RCMP logo on the side of a police cruiser. (CityNews Image)

Posted Mar 21, 2026 11:15 am.

Last Updated Mar 21, 2026 11:17 am.

A crash left a stretch of Highway closed west of Calgary on Saturday morning.

Emergency crews responded to a multi-vehicle collision around 10:35 a.m. near Lac des Acs.

Both the eastbound and westbound lanes are closed while crews respond. No injuries have been reported.

Motorists are being asked to use Highway 1A as an alternate and expect delays in the area.

EB & WB Hwy1 at Lac des Arcs – CLOSED due to multi-vehicle MVC in both directions. Expect major delays and consider Hwy1A as an alternate route. (10:35am) #ABRoads #yyctraffic pic.twitter.com/npGGpWzBFz
— 511 Alberta (@511Alberta) March 21, 2026

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