WOD type iron ore waggon WOD 31447 is one of a batch of sixty two built by Goninan WA between April and August 2000 with serial number 950086-019 and fleet number 510 for Koolyanobbing iron ore operations with a 75 ton capacity and a build date of 05/2000, for Portman Mining to cart their Koolyanobbing iron ore to Esperance, with the letters now painted over, loaded with fines ore just west of Binduli, 2nd June 2010.