Traffic is closed on all three westbound lanes of Highway 40, near Roi-René Boulevard in Montreal’s east end, after a truck slammed into an overhead highway sign.
It happened around 2:45 p.m.
Two other vehicles were involved in the accident.
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The drivers of the truck and the two cars suffered minor injuries.
“The Transport Ministry will verify the structure to make sure it wasn’t damaged during impact,” Ingrid Asselin, a spokesperson with the Sûreté du Québec (SQ), told Global News.
Drivers are being asked to avoid the area.