915002 BR ‘Open AB’ OAA Wagon No. 100018, BR bauxite, yellow ‘ABN’ spot Scale_OO-Gauge or electric and internal combustion

or electric and internal combustion models

or add more kits to make a longer or higher viaduct

This classic Brick Arch Bridge can easily be made into a multiple arch structure with additional kits

As the technology progressed

With the "Restaurant" accessory set

915002 BR ‘Open AB’ OAA Wagon No. 100018, BR bauxite, yellow ‘ABN’ spot Scale_OO-Gauge or electric and internal combustionRapido Trains unveils all new OAA open wagon Rapido Trains UK has immortalised BRs first new generation wagon in OO gauge, the 45t Open AB open wagon, better known as OAA. BR undertook much research to produce a new wagon underframe suitable for the 1970s railway, with a 20ft 9in wheelbase underframe, with air brakes and upgraded running gear, would go on to be used on the VBA and VDA vans as well as developments of the OAA, including the OBA and OCA