The Official Highway Code

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General rules, techniques and advice for all drivers and riders

This section should be read by all drivers, motorcyclists, cyclists and horse riders. The rules in The Highway Code do not give you the right of way in any circumstance, but they advise you when you should give way to others. Always give way if it can help to avoid an incident.

Lines and lane markings on the road

Diagrams of all lines are shown on page 114.

132

Reflective road studs may be used with white lines.

  • White studs mark the lanes or the middle of the road.
  • Red studs mark the left edge of the road.
  • Amber studs mark the central reservation of a dual carriageway or motorway.
  • Green studs mark the edge of the main carriageway at lay-bys and slip roads.
  • Green/yellow studs indicate temporary adjustments to lane layouts, e.g. where road works are taking place.

Rule 132

Reflective road studs mark the lanes and edges of the carriageway

Reflective road studs mark the lanes and edges of the carriageway