M25 motorway and Thurrock off junction 31 (to the east of London). Cobham services opened on 13 September 2012. Originally, the M25 was unlit except for sections around Heathrow, major interchanges and Junctions 23–30. Originally, low pressure sodium (SOX) lighting was the most prominent technology used, but widening projects from the 1990s onwards have all used high-pressure sodium (SON) lighting and this has diminished the original installations. By 2014 only one significant stretch was still SOX-lit (Junction 25–26) and the units were removed the same year. The motorway passes through five counties. Junctions 1A–5 are in Kent, 6–14 are in Surrey, 15–16
London Borough of Croydon NHS, Jobcentre Plus, Croydon Credit Union, Citizens Advice Bureau as well as 75 services from the council all moved to the new building. The borough is in the far south of London, with the M25 orbital motorway stretching to the south of it, between Croydon and Tandridge. To the north and east, the borough mainly borders the London Borough of Bromley, and in the north west the boroughs of Lambeth and Southwark. The boroughs of Sutton and Merton are located directly to the west. It is at the head of the River Wandle, just to the north of a significant