Rail transportation safety investigation R23D0108
The occurrence
On 21 November 2023, at approximately 1827 Eastern Standard Time, Canadian National Railway Company train X37621-20 (CN 376), a light engine movement, was travelling southward on the east track of the St-Laurent Subdivision when it collided at 32 mph with the tail end of a stationary Réseau de transport métropolitain commuter train (EXO 1212).