Magic Roundabout (Swindon) be reconfigured while the layout was fine tuned. A police officer was stationed at each mini roundabout during this pilot phase to oversee how drivers coped with the unique arrangement. The roundabout is built over a section of the old Wilts and Berks Canal – Swindon wharf. A narrow, stone bridge built c. 1810, which is a grade II listed building, carried the old Saxon way known as Drove Road over the canal half a mile east of the town centre. Its site became covered by Drove Roundabout, which was later redeveloped as the Magic Roundabout. A wharf occupied one
Road transport in Peterborough to a roundabout for local traffic. The road then becomes a major dual carriageway, although it has only one grade separated junction (with the A47), with the other junctions being roundabouts. In 2008, Peterborough City Council funded the dualling of the northernmost stretch of the Paston Parkway between two roundabouts east of Gunthorpe. This has significantly reduced congestion, as the route is used as a commuter run between the city's Eastern Industry development in Fengate and settlements north of the city. The A15 moves southward as a minor dual carriageway from its junction with the A47 with several more roundabouts