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<strong>Laying down the line: </strong> Tom Gough, centre, training specialist for the railway division, instructs a track inspection level 2 class as part of a corporate rail compliance training class at the N.R. Buck Crump building at SAIT's Mayland Heights campus in Calgary on Thursday, Feb. 16, 2017. Gough, a retired training specialist with Canadian Pacific Railway, was teaching railway track inspection, including switches, frogs, guard rails, and derails, during the one-day certification course. The certification needs to be updated every three years. (Photo by Ashley Orzel/The Press)