REM: Service launch in 2025 and upcoming interruptions [Video]

Caisse de dépôt now targets fall 2025 for the opening of the Deux-Montagnes and Anse-à-l’Orme branches of the Réseau express métropolitain (REM), with new cost overruns expected and planned service interruptions in the coming months.

The President and CEO of CDPQ Infra announced fall 2025 as the timeline on Thursday during a press conference in Montreal. “We are confident today that we’ll launch the entire REM in fall 2025,” said Jean-Marc Arbaud.

Planned Interruptions

Completing work on the Mont-Royal tunnel, gradually transferring all operations from the temporary control centre in Saint-Eustache to the permanent control centre in Brossard, antenna integration tests, and other tasks will require service interruptions at various times throughout 2025.

In January, “service will end earlier in the evenings on weekends.”

From February to April, REM service will be interrupted every weekend.

In April 2025, there will be interruptions on weekday evenings.

Additionally, a four-to-six-week closure is planned “during …