4F-045-023 IOA Ballast Wagon Network Rail Yellow 3170 5992 077-5 option-set-dcc-sound-sa-np-w-1 the ‘ES1s’ were initially fitted

the ‘ES1s’ were initially fitted with elaborate bow collectors mounted on the bonnet at one end

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Multiple styles of stepwells

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4F-045-023 IOA Ballast Wagon Network Rail Yellow 3170 5992 077-5 option-set-dcc-sound-sa-np-w-1 the ‘ES1s’ were initially fittedExpected Delivery September 2026 (Subject to Change at Manufacturer's Discretion). Please Note: Incorrect running number shown, pictures will be updated closer to release. The Romanian built IOA wagon is a type of high sided open wagon designed to carry ballast and spoil. They were first released in 2009 and all carried the distinctive Network Rail Engineers yellow livery and were designated Mussel. The IOA had a maximum load capacity of 102 tonnes