The W-070L 'Road Narrows on Left' sign is a diamond-shaped, yellow warning sign used in Ireland. It alerts you to a road layout ahead where the carriageway will become narrower on the left side. This sign gives you advance notice to reduce your speed, increase your observation, and be ready to adjust your position or yield to oncoming traffic if necessary.
This warning sign indicates a reduction in road width on the left, requiring drivers to anticipate and adjust their speed and observation. Master this road sign meaning for your theory test revision and ensure safe navigation of Irish traffic situations.
Irish warning signs are generally diamond-shaped and use a yellow background with a black symbol or wording. This sign draws attention to road Narrows on Left, so the driver can anticipate the risk before reaching it. In a theory-test context, the correct response is normally to slow down, increase observation, and be ready to yield, stop, or change position if the hazard develops.
Road Narrows on Left warns that this hazard, road layout, or traffic condition may appear ahead. The sign gives drivers time to reduce speed, improve observation, and prepare for a controlled response.
Get clear, practical answers to the most common questions about the W-070L - Road Narrows on 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 Irish driving theory exam in Ireland.
The W-070L sign warns that the road ahead will become narrower on the left side. This means there will be less space for vehicles travelling in your direction. You need to anticipate this change in road layout.
Upon seeing the W-070L sign, you should immediately reduce your speed. It's crucial to increase your observation, especially for oncoming traffic, and be prepared to adjust your position or even stop if the road becomes too constricted or if another vehicle is already present.
A common mistake is not slowing down sufficiently or failing to observe for oncoming traffic. Drivers might continue at normal speed, assuming there's enough space, which can lead to a dangerous situation, especially on bends or in poor visibility where the narrowing isn't immediately apparent.
No, the W-070L sign itself does not require you to stop, but it demands caution. You should only stop if it's unsafe to proceed due to oncoming traffic or the narrowness of the road. The primary instruction is to slow down, observe, and be prepared to yield.
Overtaking is generally not advised when approaching a section where the road narrows, especially if there's a risk of meeting oncoming traffic. Always ensure you have ample space and clear visibility before considering any overtaking manoeuvre, and this sign indicates such space may be reduced.
A clear reference image of the W-070L - Road Narrows on Left road sign used in Ireland.

The W-070L - Road Narrows on Left road sign may also be known by these alternative names or terms.
The W-070L - Road Narrows on Left road sign is part of the Warning Signs category, which groups together signs with similar rules and functions.
Comparing signs like 'Road Narrows on Left' with others in its category helps solidify your understanding. Effective traffic sign comparison is key for your theory test revision and overall road sign recognition.

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Prepare for T - Junction (type 1) - Left ahead

Prepare for a T-Junction on your right with this warning sign.

Prepare for a T-Junction to your left with this warning sign.

Prepare for a T-Junction ahead with the 'Junction (Type 2) - Right' warning sign.

Prepare for a Y-Junction ahead with the Left Warning Sign (W-005L)
After reviewing all Irish road signs, strengthen your knowledge further by exploring specific categories or taking dedicated practice questions. This targeted approach helps solidify your recognition and recall skills, ensuring you are fully prepared for the visual sections of your Driver Theory Test.
All Irish Road Signs List