Lock, HCN type bogie grain hopper waggon HCN 26, originally an NHB type hopper NHB 1578 built by Tulloch Ltd for the Commonwealth Railways North Australia Railway. One of forty rebuilt by Islington Workshops 1978-79 to the HCN type with a 36 ton rating, increased to 40 tonnes in 1984. Fitted with a Moose Metalworks roll-top cover. 5th July 2013.