WOB type iron ore waggon WOB 31376 is leader of a batch of twenty five built by Comeng WA between 1974 and 1975 and converted from Mt Newman high sided waggons by WAGR Midland Workshops with a capacity of 67 tons with fleet number 301 for Koolyanobbing iron ore operations., empty train arriving at Binduli Triangle, 31st July 2010.