ZBO 20 ton/20.5 ton ballast wagon No.DB986799 (Built by Derbyshire in 1955) of Network Rail at Doncaster, 2 September 2008. 4,059 were built as Diagram 1/572 in 1951-59 by BR (Shildon and Ashford), Butterley, Gloucester RC&amp;W, Derbyshire C&amp;W, and Cambrian W&amp;E unfitted followed by 722 of a fitted version Diagram 1/574, built by BR (Shildon) and Pressed Steel in 1958-61.
hugh llewelyn
CC BY-SA 2.0
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