This overhead motorway signal, code 6006.1, indicates that lanes 2 and 3 are closed ahead, and you must use only lane 1. As a live control, these signals manage traffic flow and can change rapidly. Always obey the signal promptly, reduce speed smoothly, check your mirrors, and prepare for potential queues or incidents. Never enter a lane marked with a red X.
This motorway signal, code 6006.1, warns drivers that lanes 2 and 3 are closed ahead, directing traffic to use lane 1 with caution. Understanding this sign is crucial for safe driving, especially for your theory test revision on traffic rules and road signs.
Motorway signals are live controls used to manage traffic, incidents, queues, lane closures, weather, and temporary restrictions. This signal applies to the lane, carriageway, or movement indicated by its position and display. Drivers should obey it promptly, check mirrors before slowing or moving lanes, and expect conditions ahead to differ from the normal motorway layout. It is listed in the catalogue as code 6006.1.
"Lane 2 and 3 closed ahead. Use lane 1 and proceed with caution" is a motorway signal message or lane-control instruction. It may warn of changing conditions, control speed, close lanes, or direct traffic to leave the motorway.
Get clear, practical answers to the most common questions about the 6006.1 - Lane 2 and 3 closed ahead. Use lane 1 and proceed with caution road sign. Learn how the sign works, what rules it represents, and how it affects real driving situations. This FAQ strengthens your understanding and supports accurate decision making for the British driving theory exam in Great Britain.
When you see the 6006.1 signal, it means lanes 2 and 3 are closed ahead. You must immediately prepare to move into lane 1 if you are in lanes 2 or 3, and proceed with caution using only lane 1. Always obey these live traffic signals promptly.
Lanes can be closed for various reasons, including roadworks, accidents, breakdowns, debris on the carriageway, or adverse weather conditions. Motorway signals like the 6006.1 are used to manage traffic safely around these issues.
The most crucial action is to obey the signal by using only the indicated open lane (lane 1 in this case). It's also vital to reduce your speed smoothly, check your mirrors for traffic behind you before changing lanes or slowing, and be prepared for unexpected hazards or congestion ahead.
The signal indicates lanes 2 and 3 are closed, directing you to use lane 1. While lane 1 is open for use, you should proceed with caution and at a reduced speed, as directed by any associated speed limit signs or the general conditions ahead. Overtaking might be possible if safe and permitted, but your primary focus should be on safely navigating the restricted lanes.
A common trap is assuming the signal is permanent or forgetting to check mirrors before reacting. Learners may also incorrectly believe they can ignore a speed restriction displayed with a lane closure. Always remember that motorway signals are live and require immediate, safe, and appropriate action.
'Proceed with caution' means to drive at a reduced speed and be extra aware of your surroundings. This is because there is likely a hazard, incident, or restriction ahead. You should anticipate potential stopping traffic, debris, or workers on or near the carriageway.
A clear reference image of the 6006.1 - Lane 2 and 3 closed ahead. Use lane 1 and proceed with caution road sign used in Great Britain.

The 6006.1 - Lane 2 and 3 closed ahead. Use lane 1 and proceed with caution road sign may also be known by these alternative names or terms.
The 6006.1 - Lane 2 and 3 closed ahead. Use lane 1 and proceed with caution road sign is part of the Great Britain Motorway Signals category, which groups together signs with similar rules and functions.
Understanding how similar road signs differ is key for accurate recognition during your theory test revision. Comparing signs like this one helps reinforce your learning and prevent common mistakes in traffic sign recognition and general exam preparation.

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Motorway Signal 6006.7: Lane 1 Closed – Obey Instructions and Proceed with Caution
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Motorway signals are live controls used to manage traffic, incidents, queues, lane closures, weather, and temporary restrictions. This signal applies to the lane, carriageway, or movement indicated by its position and display. Drivers should obey it promptly, check mirrors before slowing or moving lanes, and expect conditions ahead to differ from the normal motorway layout. It is listed in the catalogue as code 6006.7.
Motorway signals are live controls used to manage traffic, incidents, queues, lane closures, weather, and temporary restrictions. This signal applies to the lane, carriageway, or movement indicated by its position and display. Drivers should obey it promptly, check mirrors before slowing or moving lanes, and expect conditions ahead to differ from the normal motorway layout. It is listed in the catalogue as code 6006.5.
After reviewing the full list of road signs, challenge yourself with practice questions focused specifically on sign recognition. Reinforce your learning and ensure you're fully prepared to identify and understand all traffic signs on the DVSA theory test.
Browse All GB Road Signs List