Rail transportation safety investigation R17W0175
The occurrence
On , at 1250 Central Daylight Time, Canadian Pacific Railway unit freight train 369-377 was proceeding northward at 40 mph on the Emerson Subdivision when it experienced a train-initiated emergency brake application. A subsequent inspection determined that 22 covered hopper cars loaded with corn had derailed while exiting a bridge (Mile 53.60) near the town of Dominion City, Manitoba. There were no injuries.