Revision question · Road and traffic signs

What's the aim of variable speed limits on a motorway?

Revision material from the imported DVSA bank includes source-checked Lanekind learning corrections. These corrections are not newly issued official examination questions, and practice does not reproduce a live test paper.

Answer options

To prevent overtaking

To reduce rest stops

To prevent tailgating

To reduce congestion

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To reduce congestionThis was the right answer

Variable speed limits are generally used when the motorway is busy. They help to keep traffic flowing at a steady speed. The speed limits are shown in red circles on overhead gantries.

Reviewed reading for this question

Variable limits manage changing motorway conditionsReviewed guidance summary · The intended traffic-management objective is steadier flow and less congestion, not a ban on overtaking or rest breaks.

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