Question

Difficulty: MediumSolved 1 times100% correct0% wrongMotorway Signals and Reflective Studs

On a smart motorway, it is illegal to continue driving in a lane displaying an illuminated red 'X' signal, even if the road ahead in that lane appears completely clear.

Answer: Answer

Answer

True
A red 'X' displayed on an overhead gantry or roadside electronic signal indicates that the lane is closed. Drivers must safely move out of that lane before reaching the signal. Continuing in a closed lane is an offence under UK road traffic law, as unseen dangers such as stranded motorists, collisions, or emergency workers may be located further down the motorway.

Step-by-Step Solution

1
Identify the regulatory status of an illuminated red 'X' on a motorway gantry.
A red 'X' indicates a mandatory lane closure.
Highway Code Rule 258 specifies that a red 'X' signal designates a closed lane to protect road users and emergency responders.
2
Assess whether compliance depends on visible road conditions.
Compliance is mandatory at all times without exception.
Hazards may exist further ahead around bends or over crests, making unauthorised entry into the lane unlawful and hazardous.

Key Concept

Mandatory red 'X' motorway lane closures
Estimated Time:45s
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