Major obstacles will complicate travel on the road network this weekend, especially at the Ville-Marie tunnel and Highway 20 westbound in Dorval, warns Mobility Montreal.
Route 136 westbound will be completely closed between exit 5, in the Ville-Marie tunnel, and the entrance to rue Lucien-L’Allier, from Friday 11:59 p.m. to Monday 5 a.m. Motorists are invited to take a detour to exit 5, via the junction for highway 10 east (Bonaventure) and exit 4.
On the Dorval side, highway 20 heading west between exit 54 and the next entrance, from Friday 8 p.m. to Monday 5 a.m. Motorists can take a detour via the exit.