The road measures 11.74 miles long and would take a car obeying speed limits 24 minutes to travel its length.
The B186 is a B Road and is located in the Zone 1 Highways Region.
This is a true long-distance route, journeying through numerous towns like GRAYS, West Thurrock, North Stifford, Chafford Hundred, SOUTH OCKENDON, UPMINSTER, North Ockendon, Great Warley, Warley, and BRENTWOOD.
The road passes through several counties, including Essex, Greater London, and Essex.