WOC type iron ore waggon WOC 31357 is one of a batch of thirty built by Goninan WA between October 1997 to January 1998 with fleet number 417 for Koolyanobbing iron ore operations with a 75 ton capacity and lettered for KIPL, Koolyanobbing Iron Pty Ltd with only the K left, Binduli Triangle loaded with fines, 5th June 2010.