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Reviewed 2026-11-03 · A51

Other danger specified by an additional panel

Signs and road markings →
Other danger specified by an additional panel

Purpose and student action

Anticipate the pictured hazard and adapt speed and observation before reaching it.

Read · decide · act

  1. Identify the pictured hazard and any distance plate.
  2. Look beyond the sign and reduce speed early if the situation requires it.
  3. A warning alone does not grant priority or prescribe a new numeric speed limit.

Source documents

Other danger specified by an additional panel

Coverage refers to this dated source catalogue, not every local sign or all Belgian legislation. Variants and reference examples are counted separately.

Regulatory source ↗

Published legal wording (French/Dutch)

A51. Danger non défini par un symbole spécial. Un panneau additionnel indique la nature du danger.

A51 . Gevaar dat niet door een speciaal symbool wordt bepaald. Een onderbord duidt de aard van het gevaar aan.

Learning coverage & references →