This A20 warning sign alerts you to roadworks or similar construction ahead. You might encounter altered lane layouts, temporary surfaces like gravel, or narrowed lanes. Workers and machinery could be close to the road, so it's crucial to reduce your speed significantly, follow all temporary signs and markings closely, and be ready for unexpected stops. Always maintain a safe distance from other vehicles and be extra vigilant for any hazards.
Learn the key details of the A20 - Warning for Roadworks road sign, including its function, what it communicates to drivers, and how it applies in real traffic situations in Sweden. Use this overview to understand the sign clearly and recognise it confidently during the Swedish driving theory exam.
This warning sign indicates a stretch where roadworks or similar work is taking place. The road layout may be altered with temporary lane shifts, narrowed lanes, uneven surfaces, loose gravel, or temporary signals. Workers and construction vehicles may be close to moving traffic, increasing risk. Reduce speed, follow temporary markings and instructions carefully, and be prepared for sudden stops or merging. Pay attention to additional signs, cones, barriers, and any temporary speed limits.
Roadworks or similar work is in progress ahead. Expect changed conditions and workers near traffic.
Get clear, practical answers to the most common questions about the A20 - Warning for Roadworks 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 Swedish driving theory exam in Sweden.
The A20 sign warns drivers that roadworks or similar construction activities are taking place ahead. Its purpose is to alert you to potentially hazardous conditions, such as changed road layouts, workers near the carriageway, and the need to adjust your speed and driving behaviour.
When you see the A20 sign, you should anticipate dangers like narrowed lanes, uneven road surfaces (possibly loose gravel), temporary traffic lights, and workers or construction vehicles operating very close to moving traffic. It's essential to be extra cautious and aware of your surroundings.
Upon seeing the A20 sign, you must reduce your speed and increase your following distance. Pay close attention to any temporary signs, cones, barriers, or lane markings, as these temporary instructions take priority over normal road markings. Be prepared for sudden braking or lane changes.
Yes, when the A20 sign is active, you should avoid speeding through the work zone, ignoring temporary signs or barriers, overtaking in narrowed or shifted lanes, and any form of distracted driving, especially when workers are present. These actions greatly increase the risk of an accident.
While the A20 sign itself doesn't set a speed limit, roadworks often involve temporary speed limits indicated by separate signs. You must adhere to any such posted temporary speed limits. Even without a specific limit, you are expected to drive at a speed appropriate for the hazardous conditions.
It means that if temporary signs, cones, barriers, or different road markings (like paint) are in place due to roadworks, you must follow those temporary instructions even if they differ from the permanent road markings or your usual driving expectations. Safety is prioritized through these temporary measures.
A clear reference image of the A20 - Warning for Roadworks road sign used in Sweden.

The A20 - Warning for Roadworks road sign may also be known by these alternative names or terms.
The A20 - Warning for Roadworks road sign is part of the Warning Signs (A) category, which groups together signs with similar rules and functions.