Temporary sign
Slow census point sign
What does the Slow census point sign mean?
A temporary sign used during a traffic survey. Slow down because a census point is ahead.
Also known as: Traffic survey slow sign
What it means
Slow down. A traffic survey census point is ahead.
These temporary signs are used when traffic surveys are taking place.
Slow down on the approach and be ready to stop if you are directed to.
Where you'll see it
On the approach to a traffic survey census point.
Rules to know
These temporary signs are used when traffic surveys are taking place. Vehicles may be directed to stop at the census point.
Know Your Traffic Signs, p. 139
Common mistakes
Mistake: Ignoring it because it is not a permanent sign.
Instead: Slow down and watch for anyone directing traffic.
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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
Stop at census point
Temporary sign
The stop version of the sign.
Used with
Census point
Temporary sign
The sign at the census point.
More temporary signs
All temporary signs
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- Know Your Traffic Signs (Department for Transport, Sixth edition, 2023), Information signs, p. 139
Sign image: Department for Transport, Traffic sign images (diagram 831). © 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