Sign J15: Warning for an opening or swing bridge ahead

Legal meaning

Movable bridge.

Source: RVV 1990 annex 1 · checked 2026-10-23

Shape and colour

Triangle with a red rim and a black opening bridge: warning of a movable bridge.

Where the sign stands

Outside the built-up area 100–150 m before the bridge, inside it shorter, on the right.

What the exam asks about this sign

The question is what to do at a movable bridge: slow down and at red lights or a closed barrier stop before the stop line; never drive under a lowering barrier. Trap: candidates think the sign is an order to stop; it only warns that a bridge may be open.

Often confused with

• Stop F10 — Round STOP sign that enforces the stop at an open bridge.
• Warning for a level crossing with barriers or gates ahead J10 — Level crossing with barriers: also barriers, but a track.
• Warning: a danger not indicated by another sign. J37 — Other danger: a general warning.