Midland, loaded iron ore train #1030 heading to Kwinana, CFCLA leased CHCH type waggon CHCH 7617 these waggons were rebuilt between 2010 and 2012 by Bluebird Rail Operations SA from former Goldsworthy Mining hopper waggons originally built by Tomlinson WA and Scotts of Ipswich Qld back in the 60's to early 80's. 1st June 2014.