The 4.08 "One-way street" sign is an indication sign that informs you about a specific road facility. It helps you understand the traffic flow and plan your route accordingly, but remember it does not replace other regulatory signs. Always interpret this sign in conjunction with road markings, traffic lights, and any supplementary panels to ensure safe navigation and compliance with all traffic rules.
Master the meaning of the "One-way street" sign (4.08) to navigate Swiss traffic safely and confidently. This essential road sign explanation is crucial for your theory test revision and safe driving practice.
This indication sign identifies a road type, facility, traffic arrangement, service, or operating condition. It helps drivers understand what is available or expected ahead, but it does not override separate speed limits, prohibitions, priority rules, lane signals, or road markings. For learners, the professional interpretation is to use the information early while continuing to scan for binding regulatory instructions. Official catalogue code: 4.08.
The "One-way street" sign identifies one-way street or gives practical information about that road facility. It supports route and behaviour choices without replacing separate regulations. Catalogue code 4.08.
Get clear, practical answers to the most common questions about the 4.08 - One-way street 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 Swiss driving theory exam in Switzerland.
The 4.08 sign indicates that the street ahead is a one-way street. This means all traffic on that street must travel in a single direction. It's an information sign to help you plan your route and understand the expected traffic flow.
You don't need to take a specific immediate action like stopping or slowing down just because you see the 4.08 sign. Its primary purpose is informational, guiding your route choices. However, you should always be prepared to adjust your driving based on the direction indicated and any other signs or traffic signals present.
It's crucial to interpret the 4.08 sign alongside road markings, traffic lights, and any supplementary panels. For instance, lane markings will show you which lanes are designated for traffic travelling in the one-way direction. Always prioritize regulatory signs over general information signs like this one.
No, you must never drive against the direction of a one-way street unless specifically permitted by a separate sign (like 'except delivery vehicles'). The 4.08 sign clearly indicates the allowed direction of travel for all vehicles. Ignoring this can lead to a head-on collision.
A common trap is mistaking the 4.08 sign for a prohibition sign. It's an information sign, not a warning or prohibition. Learners might also forget to check for other signs, like 'no entry' signs at the ends of the one-way street, or assume they can turn onto the one-way street from any direction.
A clear reference image of the 4.08 - One-way street road sign used in Switzerland.

The 4.08 - One-way street road sign may also be known by these alternative names or terms.
The 4.08 - One-way street road sign is part of the Swiss Indication Signs category, which groups together signs with similar rules and functions.
Mastering Swiss traffic rules involves distinguishing between similar road signs. Comparing signs like 'One-way street' aids theory test revision by enhancing sign recognition and reducing common mistakes during your exam preparation.

Understand the 'Motorway' indication sign (4.01) in Switzerland

End of Expressway sign (4.04) informs you about the road ahead.

Understanding the Mountain Postal Road Sign (4.05) in Switzerland

This sign marks the end of a designated mountain postal road.

Understand the 'Tunnel' indication sign (4.07) for safe navigation in Switzerland.

Identify Tunnels Ahead with the 'Tunnel (Variant 1)' Information Sign
After reviewing the full list of Swiss road signs, delve deeper into specific categories, practice recognition with quizzes, or explore detailed explanations for each sign. Continue your comprehensive preparation for the official theory driving test.
View All Swiss Road Signs