White triangles: where to stop if necessary to give way under B1.

Purpose and student action

Read lane boundaries, arrows and reserved areas together with signs. The full rule is in the linked article.

Read · decide · act

1. Read the exact line, lane arrow or reserved area together with signs.
2. Choose the correct lane before reaching a continuous line or junction.
3. An apparently empty marked area is not automatically a driving or parking space.

Source documents

White triangles: where to stop if necessary to give way under B1.

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