Port Hedland, at the 11.8 km on the big curve trailing BHP Billiton locomotive 4311 Poonda from the original order for thirteen SD70ACe/LC model EMD units from Electro-Motive and built in London, Ontario in August 2005 with serial 20038540-012 assists in powering an empty 330 waggon train south to the mines, these units were delivered with the round middle rail on the handrail and a standard cab which resulted in all subsequent orders having the isolated or Whisper cab fitted. 4311 and its twelve stablemates were traded back to Progress Rail and sent to the USA in January 2015. 2nd October 2009.