Road Narrows Sign
The road-narrows warning flags a reduction in carriageway width, often at bridges or works. The inward-angling edges distinguish it from a lane-ends sign. Related to the Narrow Bridge Sign.
Meaning
The road narrows ahead (from one or both sides).
Required driver response
Slow down and adjust your position; oncoming vehicles pass closer.
Question patterns
- “What does this sign mean?” — recognition of meaning.
- “What must you do when you see it?” — required response.
- Distractor trap: mistaking it for ‘road ends’ or ‘lanes merge into one-way’.
Ontology Road Narrows Sign [part-of] Warning Signs
Connections
- Warning Signs — part_of_topic, source: 2026-06-28
- Road Signs Signals and Markings — part_of_topic, source: 2026-06-28
- NaTIS Manual on Road Traffic Signs — derived_from_source, source: 2026-06-28