At the 81 km on the Tom Price West mainline, Rio Tinto loco 7056 with serial 55881 a GE Erie built GE model Dash 9-44CW from the 8th order in HI Pilbara Iron livery leads sister 7047 and ES44DCi unit 8115 in Rio Tinto silver with a loaded train of B and Q series waggons operating in AutoHaul™ as they approach Emu and then continue onto Dampier. 16th June, 2018. GeoData.