West Kalgoorlie, AQHY 30051 with CSA 0111, originally built by the WAGR Midland Workshops in 1964/66 as a WF type flat waggon, then in 1997, following several recodes and modifications, was one of seventy five waggons converted to the WQH to carry CSA sulphuric acid tanks between Hampton/Kalgoorlie and Perth. CSA 0111 was built by Vcare Engineering, India for Access Petrotec & Mining Solutions in 2015.