Mascouche line
The Mascouche line (also designated line 15, known during planning as Repentigny–Mascouche) is a commuter railway line in Greater Montreal, Quebec, Canada. It is operated by Exo, the organization that operates public transport services across this region. Opened on December 1, 2014, by Exo's predecessor agency, the Agence Métropolitaine de transport (AMT), the Montreal region's sixth commuter train line required the construction of 10 new train stations, several civil engineering structures and 13 km of new railway track. This includes some track in the median of the A 640 between Repentigny and Mascouche. Beginning on May 11, 2020, the Mascouche line was rerouted around the Mount Royal Tunnel, bypassing and stations due to the construction of the Réseau express métropolitain (REM). In 2024, will open as the Mascouche line's new southern terminus, replacing . Riders wishing to reach Central Station must transfer to the REM at Côte-de-Liesse. Overview The line was announced as the Repentigny-Mascouche line in a press conference on March 17, 2006, and follows a major campaign by the residents of eastern Montréal and the north-eastern suburbs to restore commuter rail service. The line used the Mount Royal Tunnel and Canadian National track from Montreal's Central Station to