F8: Tunnel
Category : Indication signs

F8 - Tunnel. You are entering a tunnel. Switch on your dipped headlights, maintain a safe distance from the vehicle ahead, listen to the radio in case of incident and never make a U-turn. The length may be indicated by an additional sign.
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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Other road signs
- F81: Advance warning sign announcing a detour
- F83: Advance warning sign indicating a crossing of the central reservation
- F85: Two-way traffic permitted on a one-way road section
- F87: Raised device(s)
- F89: Advance warning signal announcing a hazard or regulation specific to…
- F9: Motorway for automobiles
- F91: Signal indicating a danger or prescribing a regulation that applies…
- F93: Radio station broadcasting traffic information