F39: Advance warning sign announcing a detour
Category : Indication signs
F39 - Advance warning sign announcing a detour. Warns you in advance that a detour will begin (due to roadworks, an event, etc.). Prepare yourself to follow the marked detour signage.
What to know about this type of sign
Learn every sign of the Belgian highway code and its exact meaning. Essential to pass the theory exam: signs are the most tested topic.
- Danger (triangle) Red triangle: warns of a hazard ahead - bend, crossing, works, slippery road. Slow down.
- Prohibition & obligation Round signs: prohibition (red border) or obligation (blue background).
- Priority & information Priority signs (give way, stop, priority road) and information signs (blue).
Read the full guide : All Belgian road signs
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