The UA31 'Road Can Be Icy' sign is a crucial warning sign that alerts you to potential icy patches ahead. Seeing this sign means you should anticipate reduced road grip and adjust your driving accordingly. Slow down early, increase your following distance, and widen your observation to ensure you can react safely to changing conditions, especially where visibility, road width, or crossings might be affected.
This warning sign (UA31) alerts you to potential icy patches, requiring you to adjust speed and following distance in advance. Mastering road sign meaning is crucial for your theory test revision and safe driving in Denmark.
This Danish warning sign is an early planning cue. It appears before the hazard so drivers can adapt speed, following distance, lane position, and observation before the situation becomes demanding. A strong theory explanation connects the sign to a practical response: anticipate the risk, keep control, avoid unnecessary overtaking, and leave extra margin where visibility, grip, crossings, or road width may change. Official catalogue code: UA31.
The "Road can be icy" sign gives advance warning of road can be icy. It gives drivers time to reduce speed if needed, widen observation, and prepare before reaching the hazard. Catalogue code UA31.
Get clear, practical answers to the most common questions about the UA31 - Road can be icy 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 Danish driving theory exam in Denmark.
The UA31 sign warns you in advance that the road surface ahead may be icy. This is important because ice significantly reduces tyre grip, increasing the risk of skidding. It gives you time to prepare your vehicle and driving style before you reach the potentially hazardous section.
When you see the UA31 'Road Can Be Icy' sign, you must reduce your speed well before reaching the area where ice is expected. Increase the distance to the vehicle in front and drive more smoothly, avoiding sudden braking or steering. Pay extra attention to the road surface and any changes in visibility or road width.
Yes, you should avoid overtaking or making sudden lane changes when the UA31 sign is displayed, especially if the road conditions are already compromised by ice or the sign's placement suggests a narrow or winding section. Abrupt manoeuvres are much more dangerous on slippery surfaces.
A common trap is assuming the ice is only in one specific spot. The sign is an advance warning, so the hazard could extend over a larger area or multiple locations. Another trap is not reacting early enough; drivers might wait until they feel the car slipping instead of proactively adjusting speed and distance upon seeing the warning.
Not necessarily. The UA31 sign is an advance warning, indicating that *parts* of the road ahead *may* be icy. This is particularly common in areas like shaded spots, bridges, or higher ground where frost can form more readily. Always be prepared for intermittent icy patches rather than a continuous sheet of ice.
The UA31 sign is a proactive warning that alerts you to a *potential* hazard *before* you encounter it. Seeing actual ice on the road means you are already in the hazardous situation. The sign gives you the crucial advantage of time to prepare and adapt your speed and driving behaviour safely in advance.
A clear reference image of the UA31 - Road can be icy road sign used in Denmark.

The UA31 - Road can be icy road sign may also be known by these alternative names or terms.
The UA31 - Road can be icy road sign is part of the Danish Warning Signs category, which groups together signs with similar rules and functions.
Reviewing signs like 'Road can be icy' alongside similar Danish warning signs enhances recognition and reduces confusion. This targeted theory test revision helps you distinguish between critical road sign meanings for safer driving.

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A18 Two-Way Traffic: Prepare for oncoming vehicles ahead.

Prepare for upcoming traffic signals with the A19 warning sign.

Prepare for traffic queues ahead with the A20 warning sign.
After reviewing the full list of Danish road signs, test your understanding by attempting practice questions focused on sign recognition and meaning. Reinforce your learning and identify areas needing further study to confidently pass your driving theory exam.
View All Danish Road Signs List