The A-20 road sign warns you that the road you are travelling on, which may currently be one-way, will soon have traffic approaching from the opposite direction. This crucial warning is often seen at the end of motorways, where dual carriageways merge, or during roadworks. It's vital to understand that you must stop assuming a one-way environment and be prepared for oncoming vehicles.
Prepare for opposing traffic with the A-20 warning sign, indicating your road is about to become two-way. Mastering this sign's meaning is vital for theory test revision and safe driving decisions on Polish roads.
The A-20 sign is used to alert drivers that traffic will soon be coming toward them in the opposite lane. This often occurs at the end of a motorway, when a dual carriageway merges into a single road, or during roadworks where traffic is diverted. It is a critical reminder to stay in your lane and not attempt to overtake as if you were still on a one-way street.
Warns that the one-way road or dual carriageway you are on is about to become a two-way road.
Get clear, practical answers to the most common questions about the A-20 - Two-way Traffic 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 Polish driving theory exam in Poland.
The A-20 sign is a warning sign indicating that the road ahead is about to become a two-way road, meaning traffic will be coming towards you. You must prepare to adjust your driving behaviour accordingly.
Upon seeing the A-20 sign, you should immediately be more vigilant. Reduce your speed slightly, stay in your lane, and be prepared for oncoming traffic. Avoid overtaking unless you have a completely clear view and it is safe to do so.
The A-20 sign tests your understanding of changing road conditions and your ability to react safely. Failing to anticipate oncoming traffic after this sign is a common cause of accidents and a typical area where learners make mistakes in the theory exam. Knowing how to interpret this warning is essential for safe driving.
Overtaking after seeing the A-20 sign is highly discouraged and potentially dangerous. You should only consider overtaking if the road configuration clearly allows it and you have excellent visibility of any oncoming traffic. It's safer to wait until you are certain it is safe or until the road layout explicitly permits it.
While both indicate changes in traffic flow, the A-20 specifically warns of opposing traffic on the *same roadway*. A general 'end of one-way street' sign might imply a more complex junction or road layout change. The A-20's core message is: 'Traffic is coming towards you on this road, so be cautious.'
A clear reference image of the A-20 - Two-way Traffic road sign used in Poland.
The A-20 - Two-way Traffic road sign may also be known by these alternative names or terms.
The A-20 - Two-way Traffic road sign is part of the Warning Signs (A) category, which groups together signs with similar rules and functions.
Reviewing related road signs like this one helps solidify your understanding and reduce confusion. Use traffic sign comparison tools to master recognition and prepare effectively for your theory test revision.
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The A-11a Speed Bump sign warns you to significantly reduce your speed.
Prepare for Road Narrows on Both Sides with the A-12a Warning Sign
A-12b: Road Narrows Ahead on the Right – Prepare to Merge Left
Warning: The Road Narrows Ahead on the Left!
After reviewing the full list of Polish road signs, explore specific sign categories for in-depth understanding. Challenge your knowledge with practice questions focused on sign recognition and interpretation to solidify your preparation for the driving theory exam.
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