An unlit stretch of the M42 motorway in the UK, identified as an accident black spot area due to the lack of street lighting linked to increased accident rates, has seen the installation of 780 Astucia SolarLite road studs. The studs, along the carriageway of the M42 from junctions 1 to 3a, give drivers up to 900 metres visibility of the road layout ahead, which is up to ten times greater than would be possible from traditional retro-reflective ‘cats eye’ road studs. In addition, the existing two metre whi