The model is an additional vehicle for City of London Corporation, and is being used to move stock from a loading bay on the south side of the bridge, across the bridge, via pavements and up in to the main towers of the bridge in a lift, as well as in the old Victorian Engine Rooms, which are open to the public .

A three-wheel vehicle, Bradshaw’s Pedestrian Controlled PFB500 has great manoeuvrability to tackle the busy site safely.  It has a width of just 700mm, a payload of 500kg and maximum speed of 6.4kph.