The Austrian informational sign 23b, 'Two lanes merge into one in my driving direction', alerts you to a change in lane configuration ahead. It helps you plan your route and lane choice well in advance, but remember it does not override any specific traffic rules or markings. Always stay attentive to regulatory signs, traffic lights, and road markings, as they dictate your actual behaviour on the road.
Master the meaning of the "Two lanes merge into one" informational sign (23b) to navigate Austrian roads safely and prepare for your theory test. This sign is crucial for making informed lane choices and understanding traffic rule implications during your exam revision.
This Austrian informational sign helps drivers plan route, lane choice, service use, road type, stopping, parking, zone behaviour, or facility access. It does not override separate prohibitions, priority signs, traffic lights, speed limits, or road markings. For learning, explain both what the sign identifies and what driving choice it helps prepare. Official catalogue code: 23b.
The "Two lanes merge into one in my driving direction" sign provides official road information about two lanes merge into one in my driving direction, a facility, road type, route, zone, lane arrangement, or destination. Use it for planning without ignoring separate rules. Catalogue code 23b.
Get clear, practical answers to the most common questions about the 23b - Two lanes merge into one in my driving direction 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 Austrian driving theory exam in Austria.
Sign 23b indicates that the current lane you are in, along with another lane, will merge into a single lane in your direction of travel. It's an informational sign to help you prepare for this lane reduction.
When you see sign 23b, you should use this information for advance planning. This means deciding if you need to change lanes to stay in a lane that continues, or if you should prepare to merge safely. However, you must always adhere to any other traffic signs, signals, or road markings that provide more specific instructions.
No, the 23b sign is purely informational. It warns you about a future lane merge. You should not make sudden manoeuvres but rather use the information to plan your lane choice and prepare for a smooth merge when it becomes necessary, respecting all other traffic control devices.
Yes, you should not treat this informational sign as permission to ignore other mandatory rules like priority signs, traffic lights, or speed limits. It's also prohibited to make sudden lane changes or merges because you've noticed the sign too late; plan ahead.
A common trap is thinking the 23b sign gives you priority to merge or means you must merge immediately. Learners might also forget to check other regulatory signs or markings. The key is to understand it's a planning aid, not a command.
The 23b sign works in conjunction with other traffic controls. It informs you about the lane layout, but your actual actions must always comply with traffic lights, priority signs, speed limits, and road markings. This sign helps you anticipate, but these other controls dictate your immediate behaviour.
A clear reference image of the 23b - Two lanes merge into one in my driving direction road sign used in Austria.

The 23b - Two lanes merge into one in my driving direction road sign may also be known by these alternative names or terms.
The 23b - Two lanes merge into one in my driving direction road sign is part of the Austrian Informational Signs category, which groups together signs with similar rules and functions.
Compare this 'Two lanes merge into one' sign with other informational signs to solidify your understanding and improve sign recognition accuracy. Effective traffic sign comparison is key for theory test revision and confident driving.

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This Austrian informational sign helps drivers plan route, lane choice, service use, road type, stopping, parking, zone behaviour, or facility access. It does not override separate prohibitions, priority signs, traffic lights, speed limits, or road markings. For learning, explain both what the sign identifies and what driving choice it helps prepare. Official catalogue code: 23b-two-lanes-ahead-my-driving-direction.
This Austrian informational sign helps drivers plan route, lane choice, service use, road type, stopping, parking, zone behaviour, or facility access. It does not override separate prohibitions, priority signs, traffic lights, speed limits, or road markings. For learning, explain both what the sign identifies and what driving choice it helps prepare. Official catalogue code: 14a-direction-upcoming-junction-motorway-motorroad.
After reviewing the full list of Austrian road signs, test your recognition skills with targeted practice questions. Explore signs by category to reinforce specific areas of knowledge, ensuring you're fully prepared for the driving theory exam and confident in recognizing any sign on the road.
All Austrian Road Signs List