Walla Siding, comparison between two BHP ore waggons loaded with Yandi fines of the Golynx design type, 8410 was built in November 2001 for bottom discharge on the Goldsworthy system with serial number 950088-340, while 6834 was built in 2008. The burn or weld marks are still visible on 8410 from when it was in GML service, now converted for rotary service, noticed the filled in end and the angle section along the top edge for support. 20th of June 2011.