No Heavy Vehicles Sign
The no-heavy-vehicles prohibition keeps trucks off unsuitable roads (weak bridges, residential areas). It restricts a class of vehicle, not all traffic. Relevant to Code C Heavy Vehicle.
Meaning
Goods/heavy vehicles are prohibited beyond this sign.
Required driver response
Heavy vehicles must take an alternative route; light vehicles are unaffected.
Question patterns
- “What does this sign mean?” — recognition of meaning.
- “What must you do when you see it?” — required response.
- Distractor trap: thinking it bans all vehicles rather than only heavy/goods vehicles.
Ontology No Heavy Vehicles Sign [part-of] Regulatory Signs
Connections
- Regulatory 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