Seymour loco depot, Aresco built 0-4-0 rail tractor RT class RT 46 an Aresco Trak Chief built in 1966, this loco used to shunt the APM plant north of Broadford at McDougall, and prior to that at the Morwell Briquette Sidings. This unit has a Fordson 590E engine for 90 hp (67 kW).