Pauline-Vanier auxiliary building

Construction of the Pauline-Vanier auxiliary building

 

Worksite summary

As part of the Blue line project, this worksite involves building a new operational infrastructure required to operate the métro.

This worksite is located north of Autoroute Metropolitaine (40) on Pauline-Vanier street.

Start of work: Preparatory work began in early September, and the excavation phase has been underway since September 22, 2025.

Description of the work: New building construction.

Impact on customer trips

Your bus trips in the area are made without any impact.

Impact on local residents

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Temporary obstruction on Pauline-Vanier Street 

Temporary work is causing an obstruction on Pauline-Vanier Street from November 2 to 13, 2025*. 

Good to know: 

  • A portion of Pauline-Vanier Street, near the worksite, is reduced to a single lane. Traffic is alternating, controlled by temporary traffic lights. 
  • The sidewalk next to the worksite is closed. A pedestrian detour is set up on the other side of the street. 
  • Trucks serving businesses located in front of the worksite must enter and exit via Louis H. La Fontaine (Métropolitain) Boulevard. 

*The duration of the work may vary depending on its progress and on weather conditions. 

Preparatory work is now complete in the area of the future Pauline-Vanier auxiliary building. It included street excavation to connect to the water supply and sewer systems, as well as paving activities.

The excavation phase begins on September 22, 2025, and continues for approximately 6 months. The final configuration of the site is in place.

Good to know: 

  • A pedestrian walkway is arranged on the north sidewalk, next to the worksite. The south sidewalk remains accessible.
  • Traffic is maintained in both lanes.
  • Parking is allowed on both sides of Pauline-Vanier Street, except in the area in front of the worksite entrance.

Learn more about the project

An auxiliary building is a service building, closed to the public and located between two métro stations, that houses a variety of mechanical and electrical equipment needed for métro operations. This includes ventilation equipment, power supply infrastructure and pumps to remove runoff water. There are currently hundreds of these buildings in the métro network.


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Public participation

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Information booth

At Le Boulevard Shopping Centre

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Pauline-Vanier auxiliary building


The Blue line project follows in the wake of the Déclaration du gouvernement du Québec et de la Ville de Montréal to revitalize Montréal East. Many projects are underway to give a new impetus to this sector. Increased mobility, economic development, and improved living environments are at the heart of this ambitious project. For more information, see Québec.ca/RevitalisationEstMontreal (in French only).