A3: Dangerous descent
Category : Warning signs
A3 - Dangerous descent. The road will descend steeply (a percentage indicates the gradient, for example 10%). Downshift before the descent to use engine braking and maintain a good distance from the vehicle ahead. Avoid continuous braking: the brakes may overheat.
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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