News

Major traffic disruption for partial demolition of the Atwater overpass, from April 18 to 25, 2016

Signature on the Saint-Laurent would like to inform drivers that as part of the expansion of Hwy-15 from four to six lanes, they should be prepared for a major traffic disruption in the next few days.

This will entail the complete closure of Atwater Avenue, as well as lane and exit closures on Hwy-15 for the partial demolition of the Atwater overpass. Here is a summary of the disruptions that can be expected during this work:

Preparation work for the demolition on the nights of Wednesday, April 20 / Thursday, April 21, from 10 p.m. to 5 a.m.

  • Complete closure of Atwater Avenue in both directions under the Hwy-15 overpass. This is the detour route we recommend:

Detour Fermeture complete Atwater Nord

Detour Fermeture complete Atwater Sud

  • Closure of the right-hand lane of Highway 15 southbound between exit 61 and exit 60.
  • Closure of exit 61 on Hwy-15 South. This is the detour route we recommend:

Detour- Fermeture complete bretelle sortie A15 Sud Atwater - 181201-25100-4TD2-000014

Partial demolition of the Atwater overpass on the weekend from Friday, April 22 (11 p.m.) to Monday, April 25 (5 a.m.)

  • Complete closure of Atwater Avenue in both directions under the Hwy-15 overpass. This is the detour route we recommend:

Detour Fermeture complete Atwater Nord

Detour Fermeture complete Atwater Sud

  • Closure of the right-hand lane of Highway 15 southbound between exit 61 and exit 60.
  • Closure of exit 61 on Hwy-15 South. This is the detour route we recommend:

Detour- Fermeture complete bretelle sortie A15 Sud Atwater - 181201-25100-4TD2-000014

Please note that bus 108 (east/west) and 350 (east/west) will also use this detour. Several bus stops will be affected during the traffic disruption. Public transit users can check the STM website to determine the impact on their route and bus stops.

  • Stops affected for routes 108 east and 350 east: 5389,  52290, 52243 and, for 350 E, 56722 
  • Stops affected for routes 108 west and 350 west: 52245, 52289, 53895, 56604

Drivers are encouraged to check our website and to follow us on Twitter @nouv_champlain for the latest information on the traffic disruptions. We also strongly urge drivers to check the MTQ website www.quebec511.info before setting out or to follow the MTQ on Twitter @Qc511_Mtl for information on all disruptions in the road network in Greater Montreal.

Public transit users can check the STM website to determine the impact on their route and bus stops.