What does a downward-pointing oblique yellow arrow on a square or lane traffic light indicate?
Signage: General rules
Explanation
Yellow oblique arrow on lane traffic light
- Indicates the obligation to **leave the current lane** and **merge as soon as possible** into the lane the arrow points to.
- Signals that the lane is **going to close** or will soon become unusable.
- Act with **speed and safety**: signal, check mirrors and blind spot, and yield if necessary.
- It does not grant **priority** nor require **stopping**; it only orders a lane change safely.
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