WOC type iron ore waggon WOC 31352 is one of a batch of thirty built by Goninan WA between October 1997 to January 1998 with fleet number 412 for Koolyanobbing iron ore operations with a 75 ton capacity built by Goninan in 1997-98 for Koolyanobbing Iron Ore Pty Ltd and lettered KIPL, loaded with lump ore at West Kalgoorlie, 16th January 2006.