The T-23B 'Merging traffic on the left' is a crucial warning sign in Turkey, alerting you to vehicles joining your lane from the left ahead. As part of Turkey's traffic warning signs, it prompts you to adjust your speed, increase observation, and be ready to yield or alter your position if necessary. This sign ensures you have adequate time to react safely to potential changes in traffic flow, road width, or priority, making your journey safer and improving your chances on the theory exam.
This T-23B sign requires your attention for safe merging on the left, crucial for your Turkish driving theory test revision. Properly interpreting this road sign meaning ensures you can adjust speed and observation for traffic flow changes, vital for exam preparation.
This Turkish warning sign is used before a hazard or road feature that may require an earlier response than normal driving would provide. It should prompt mirror checks, smoother speed control, wider observation, and extra following distance before the hazard is reached. The correct response depends on traffic speed, visibility, road surface, weather, and whether pedestrians, cyclists, animals, rail traffic, or crossing vehicles may be present. Official Turkish sign code: T-23B.
"Merging traffic on the left" warns drivers that merging traffic on the left may affect the road ahead. It gives time to reduce speed if needed, scan further ahead and to the sides, and prepare for a change in priority, road width, grip, visibility, or stopping distance.
Get clear, practical answers to the most common questions about the T-23B - Merging traffic on the left 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 Turkish driving theory exam in Turkey.
The T-23B sign is a warning sign used in Turkey to alert drivers that traffic will be merging into their lane from the left. It indicates that the normal flow of traffic may be disrupted by vehicles joining the road, requiring you to be vigilant and prepared to adjust your driving.
Upon seeing the T-23B sign, you should reduce your speed if necessary, check your mirrors and the road ahead and to the sides more thoroughly, and increase your following distance. Be prepared to yield to merging traffic or adjust your lane position smoothly to allow them to enter safely.
A common trap is not reacting early enough. Learners sometimes wait until the merging traffic is directly visible before slowing down, which is too late. Another mistake is focusing only on the merging traffic and neglecting other hazards like speed changes or road conditions ahead. Always treat it as an early warning.
Not necessarily. The T-23B sign is a warning to prepare for merging traffic. Your specific action depends on the traffic situation. You might need to yield, slow down to create a gap, or simply be extra aware. Always assess the speed and intent of the merging vehicles and other traffic before making a decision.
You will typically see the T-23B sign on roads where another road or lane joins from the left, such as at the end of a slip road onto a main road, or where a side road merges into the one you are travelling on, especially if visibility is limited.
A clear reference image of the T-23B - Merging traffic on the left road sign used in Turkey.

The T-23B - Merging traffic on the left road sign may also be known by these alternative names or terms.
The T-23B - Merging traffic on the left road sign is part of the Turkey Warning Signs category, which groups together signs with similar rules and functions.
Studying adjacent or similar road signs side-by-side helps solidify your understanding and improve recall accuracy. Comparing these T-23B related signs aids in distinguishing subtle differences, crucial for your theory test revision and preventing mistakes on the exam.

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This Turkish warning sign is used before a hazard or road feature that may require an earlier response than normal driving would provide. It should prompt mirror checks, smoother speed control, wider observation, and extra following distance before the hazard is reached. The correct response depends on traffic speed, visibility, road surface, weather, and whether pedestrians, cyclists, animals, rail traffic, or crossing vehicles may be present. Official Turkish sign code: T-14A.
This Turkish warning sign is used before a hazard or road feature that may require an earlier response than normal driving would provide. It should prompt mirror checks, smoother speed control, wider observation, and extra following distance before the hazard is reached. The correct response depends on traffic speed, visibility, road surface, weather, and whether pedestrians, cyclists, animals, rail traffic, or crossing vehicles may be present. Official Turkish sign code: T-14B.
After reviewing the full list of Turkish road signs, dive deeper into specific categories or test your knowledge with practice questions. Further study will solidify your understanding of trafik işaretleri for your ehliyet sınavı success.
View All Turkish Road Signs