Warning sign
Give way ahead sign
What does the Give way ahead sign mean?
Warns that there is a give way line ahead. A plate underneath usually shows the distance to it.
Also known as: Distance to give way line
What it means
You will need to give way at the junction ahead.
The upside-down triangle on its own warns that a give way line is coming up. A plate underneath gives the distance, for example 'Give way 50 yds'.
Slow down in good time and be ready to give way to traffic on the major road.
Where you'll see it
On the approach to a junction with a give way line, where it might not be seen in time.
Rules to know
The sign, with a plate, shows the distance to a GIVE WAY line.
Know Your Traffic Signs, p. 10
You must give way to traffic on the main road when emerging from a junction with broken white lines across the road.
The Highway Code, Rule 172
Common mistakes
Mistake: Waiting until you reach the junction to slow down.
Instead: The sign gives you warning. Slow down early so you can give way smoothly.
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© Crown copyright. Free to reuse under the Open Government Licence v3.0, as long as the sign is reproduced accurately and not in a misleading context.
Related signs
Used with
Give way
Regulatory sign
The sign at the junction itself.
See also
Stop
Regulatory sign
The other sign that controls a junction.
More warning signs
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- Know Your Traffic Signs (Department for Transport, Sixth edition, 2023), Warning signs, p. 10
- The Highway Code, Rule 172
Sign image: Department for Transport, Traffic sign images (diagram 501). © Crown copyright, reused under the Open Government Licence v3.0.
Last reviewed 11 October 2026. This page explains the sign in our own words; for the full rules, see The Highway Code. How we source and check content