Rail traffic has not been affected and police are urging motorists to avoid the area.
Guy St. was blocked to traffic between René Levesque Blvd. and St-Antoine St. on Thursday morning after a tractor trailer became jammed under the rail overpass between the intersections at about 3:30 a.m.
Rail traffic on the overpass has not been affected and police are urging motorists to avoid the area.
By 7:30 a.m. the truck was on the verge of being extricated.
This story will be updated.