Visibility and Road Hazards
When is a road considered to be insufficiently lit?
Reviewed on 5 Aug 2026
- ✓ When you cannot read a plate at 10 m or see a dark vehicle at 50 m
- B When there are no street lights at all
- C Whenever it is night-time, in any circumstance
- D When the centre line of the carriageway is not visible
Why this is the correct answer
A road is considered poorly lit when the driver cannot read a number plate at 10 metres or distinguish a dark-coloured vehicle at 50 metres.
More questions on Visibility and Road Hazards
- In dense fog, which type of light should NOT be used?
- When driving in heavy rain, which measure is the most appropriate?
- In rain or snow during the day, which lights should you switch on?
- Driving at night on an unlit road with high beams, a vehicle approaches from the front. What should you do?
- In a lit urban area at night, which lights should you generally use?
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