New road layout ahead sign: what it means
The road layout ahead has changed permanently. Be ready to adjust your driving to the new layout.
What does the new road layout ahead sign mean?
The road layout ahead has changed permanently. Know your traffic signs says this temporary sign may remain for up to three months after the change. Variants can identify a new roundabout or a change to how traffic signals operate.
Rule 146 says to adapt your driving to the road and its conditions. Be prepared to adjust your speed as a precaution.
Quick quiz
What does the sign at the top of this page mean?
- The road layout ahead has changed.
- Road works ahead.
- A temporary diversion route starts here.
Show answer
A. The road layout ahead has changed. The sign tells drivers about a permanent change to the road layout ahead (Know your traffic signs). Source: Know your traffic signs: information signs, GOV.UK; The Highway Code, rule 146, GOV.UK; Traffic sign images, Department for Transport, GOV.UK
Where will you see it?
Before a section of road where the layout has changed permanently. The sign may be displayed for up to three months after the change.
What should you do?
Adapt your driving to the road and traffic conditions. Be prepared to adjust your speed as a precaution.
What do people get wrong?
Do not assume the new layout is temporary because the sign is temporary. The sign describes a permanent change.
Common questions
How long can a new road layout sign stay up?
Know your traffic signs says it may be provided for up to three months after a permanent change.
Can a new road layout sign refer to traffic lights?
Yes. Know your traffic signs says the wording may be changed to indicate that the operation of traffic signals has changed.
Compare with
Want to test someone else? Play a road-sign quiz with friends and family.
Sources
Checked on 5 November 2026 against Know your traffic signs (information signs) and The Highway Code rule 146.
- Know your traffic signs: information signs, GOV.UK
- The Highway Code, rule 146, GOV.UK
- Traffic sign images, Department for Transport, GOV.UK
Contains public sector information licensed under the Open Government Licence v3.0. Traffic sign images are Crown copyright, from the Department for Transport. Sources and image credits.