https://www.independent.co.uk/life-style/driverless-bus-stagecoach-trial-manchester-technology-sensors-a8829741.html The first passenger-carrying driverless bus trial in the United Kingdom is expected to commence by 2021, with a fleet of five identical vehicles to the Manchester trial used on a 14 miles Stagecoach Fife park-and-ride route across the Forth Road Bridge, from the north bank of the Forth to Edinburgh Park station.