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UK Road Signs

Regulatory sign

Proceed in direction indicated sign

Proceed in direction indicated sign: a blue circle with a white arrow pointing left
Sign image: Department for Transport, © Crown copyright

What does the Proceed in direction indicated sign mean?

A blue circle with an arrow means you must go in the direction the arrow points.

Also known as: Compulsory direction arrow, Turn left arrow

What it means

You must proceed in the direction shown by the arrow.

A white arrow in a blue circle is a positive instruction. Traffic must go the way the arrow points, so only that direction is allowed.

The arrow can point left, right or straight ahead, depending on the junction.

Where you'll see it

At junctions, on islands and at road layouts where only one direction of travel is allowed.

Rules to know

Common mistakes

  • Mistake: Treating it as advice that you can ignore.

    Instead: It is an order. You must go in the direction shown.

Test yourself

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What does this sign mean?

Blue circular sign with a large white arrow pointing sideways

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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.

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Sources

Sign image: Department for Transport, Traffic sign images (diagram 606). © 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