White lines are provided primarily to help road users by giving different types of information on lane use and direction.
For further information on the types of lines and there meanings, please follow the link on the right to the Highway Code.
Our Maintenance Policy
All carriageway markings will be maintained to be clearly visible day and night.
On primary and main distributor roads all new white lines and replacement white lines should have a retro reflectivity value of 200mcd.
On secondary distributor, link and local access roads, new white lines and replacement white lines should have a retro reflectivity value of 150mcd.
Edge lining will only be provided where routes run alongside deep ditches and drains or where there is a record of injury accidents.
On primary and main distributor roads, road markings shall be renewed when 30% of their area becomes ineffective.
On secondary distributor, link and local access roads, road markings shall be renewed when less than 70% of the original material remains.
During resurfacing, road markings erased boards are to be displayed until the full markings have been replaced. Stop and give way markings are to be replaced within seven days, other mandatory lines to be marked or replaced within 14 days of completion of surfacing. Other markings and road studs are to be replaced within 28 days of completion of surfacing.
If you wish to report a problem with missing or worn white lines, please use the contact details provided.