Driving Theory
British Road Signs and Traffic Sign Meanings

Prepare for roads that narrow on both sides with this advance warning sign.

516 - Road narrows on both sides British road sign meaning

The 'Road Narrows on Both Sides' (code 516) sign warns you in advance that the carriageway will become narrower ahead, on both the left and right sides. This sign is crucial for managing your speed and positioning early, allowing for smoother adjustments rather than sudden braking or steering. Always be prepared to adapt your driving based on traffic, visibility, and the road layout.

Interpreting the 'Road Narrows on Both Sides' Sign (516)

This advance warning sign (516) is crucial for preparing you to navigate roads that narrow from both sides. Grasping its traffic sign explanation is vital for your theory test revision, ensuring you manage speed and observation effectively.

Definition of 516

This warning sign is used before a hazard or road feature that may require an earlier response than the driver would otherwise make. Its purpose is to give enough time to reduce speed smoothly, increase observation, and avoid sudden braking or steering. The correct practical response depends on the exact location, traffic level, visibility, road surface, and whether pedestrians, cyclists, animals, or crossing traffic may be present. It is listed in the catalogue as code 516.

Meaning of 516

"Road narrows on both sides" gives advance warning of road narrows on both sides. It tells the driver to look further ahead, manage speed early, and prepare for a possible change in priority, road position, visibility, or stopping distance.

Allowed actions for 516

Ease off early and adjust speed before the hazard becomes immediate.Increase following distance so there is room for smooth braking or steering.Check mirrors and road position before responding to the hazard.Prepare to yield, stop, wait, or change position if the road layout requires it.

Prohibited actions for 516

Do not dismiss the warning as background information.Do not wait until the hazard is directly ahead before reducing speed.Do not overtake, accelerate hard, or change lane abruptly where the warning reduces safety margins.Do not focus only on the sign; keep scanning the road, mirrors, and side areas.

516 - Road narrows on both sides road sign FAQ

Get clear, practical answers to the most common questions about the 516 - Road narrows on both sides 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.

What does the 'Road Narrows on Both Sides' sign (516) mean?

The 516 'Road Narrows on Both Sides' sign is a warning sign indicating that the road ahead will become narrower on both sides. It's an advance warning to help you prepare for this change in road width, allowing you to adjust your speed and position smoothly.

How should I react when I see the 516 road sign?

When you see the 'Road Narrows on Both Sides' sign, you should reduce your speed early and be more observant. Check your mirrors and position your vehicle appropriately to safely navigate the narrower section. You may need to yield to oncoming traffic or adjust your lane position.

Is overtaking allowed when I see the 'Road Narrows on Both Sides' sign?

You should not overtake when the 'Road Narrows on Both Sides' sign is displayed if doing so would reduce your safety margins. Overtaking in an area where the road is narrowing is generally unsafe due to reduced space and potential for oncoming traffic, so always prioritise safety.

What are common mistakes learners make with the 516 sign?

A common mistake is to ignore the advance warning and only react when the narrowing is imminent, leading to sudden braking or steering. Another error is to assume you can continue at normal speed without increased observation, which can be dangerous when encountering opposing traffic or limited space.

Does the 516 sign always mean I have to stop?

No, the 'Road Narrows on Both Sides' sign (516) does not necessarily mean you have to stop. It's an advance warning to prepare for the narrowing. Your specific reaction depends on the traffic conditions, visibility, and whether there's oncoming traffic or other hazards. You might need to slow down, wait, or carefully manoeuvre through the section.

516 - Road narrows on both sides road sign image

A clear reference image of the 516 - Road narrows on both sides road sign used in Great Britain.

516 - Road narrows on both sides road sign

Other names for the 516 - Road narrows on both sides

The 516 - Road narrows on both sides road sign may also be known by these alternative names or terms.

Road narrows on both sides516 warning signGreat Britain warning signwarning signs

Great Britain Warning Signs road sign category

The 516 - Road narrows on both sides road sign is part of the Great Britain Warning Signs category, which groups together signs with similar rules and functions.

Reinforce Your Road Sign Knowledge

Comparing signs like 'Road narrows on both sides' with similar traffic signs aids sign recognition and theory test revision. Practising this traffic sign comparison helps you avoid common errors and reinforces your understanding of official road rules.

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