The colours of the reflective studs serve a genuine purpose - and ... as these are used to mark the lanes of dual carriageways or motorways. On a regular three-lane wide motorway you'll see ...

Illuminating road studs that connect to traffic signals to guide motorists are to be installed as part of a £3 million project in Merseyside Road safety at one of England’s busiest motorway ...

A notorious stretch of the M6 has had thousands of solar-powered studs added to it that will ... The section of the motorway, which cuts through Staffordshire, was not well lit and suffered ...