Uncontrolled movement of rolling stock related to TSB investigation report (R16T0111)
The occurrence
On 17 June 2016, a Canadian National Railway (CN) crew was performing switching operations using a remote control locomotive system (known as a Beltpack) in MacMillan Yard, located in Vaughan, near Toronto, Ontario. The crew was pulling 72 loaded cars and 2 empty cars southward from the yard toward the York 3 main track, in order to clear the switch at the south end of the Halton outbound track, when it lost control of the cars.