WOD type iron ore waggon WOD 31473 is one of a batch of sixty two built by Goninan WA between April and August 2000 with serial number 950086-045 and fleet number 536 for Koolyanobbing iron ore operations with a 75 ton capacity for Portman Mining to cart their Koolyanobbing iron ore to Esperance, now with PORTMAN painted out, Binduli Triangle 22nd August 2010.