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RAILWAY INVESTIGATION REPORT R11T0016 MAIN TRACK DERAILMENT CANADIAN PACIFIC RAILWAY FREIGHT TRAIN 220-24 MILE 105.1, MACTIER SUBDIVISION BUCKSKIN, ONTARIO 26 JANUARY 2011 The Transportation Safety Board of Canada (TSB) investigated this occurrence for the purpose of advancing transportation safety. It is not the function of the Board to assign fault or determine civil or criminal liability. Railway Investigation Report Main-Track Derailment Canadian Pacific Railway Freight Train 220-24 Mile 105.1, MacTier Subdivision Buckskin, Ontario 26 January 2011 Report Number R11T0016 Summary On 26 January 2011, at approximately 0310, Eastern Standard Time, as Canadian Pacific Railway (CP) freight train 220-24 was travelling southward at about 45 mph, one of its cars derailed at Mile 105.1 of the CP MacTier Subdivision, near Buckskin, Ontario. The train continued on to the Buckskin north siding switch at Mile 103.7 where an additional 20 cars, including dangerous goods tank car PROX 33743, loaded with non-odorized liquefied petroleum gas (UN 1075), derailed. Some of the derailed cars side-swiped northbound CP freight train 221-25, which was stationary in the Buckskin siding, derailing its lead locomotive, and damaging the second locomotive and the first 9 cars on train 221. As a precaution, 15 families from the nearby area were evacuated. There were no injuries and no loss of product. Ce rapport est également disponible en français. - 2 - Other Factual Information Canadian Pacific Railway (CP) and Canadian National (CN) operate parallel trans-continental rail routes throughout the area. Under a bidirectional running agreement, both railways operate primarily empty trains northbound on CP track between Mile 20.1 and Mile 112.7 of the Parry Sound Subdivision, and loaded southbound trains on CN track between Mile 146.2 and Mile 247.5 of the CN Bala Subdivision, respectively (see Figure 1).
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