Written Question·Department for Transport·UIN 95731

Speed Limits: Cameras

Tabled: 1 December 2025
Answered: 5 December 2025

Question

Jim McMahon

Labour (Co-op)Oldham West, Chadderton and Royton

To ask the Secretary of State for Transport, what assessment has been made of the potential impact of average speed cameras on the number of accidents and casualties.

Answer

Lilian Greenwood
A 2016 study conducted by the RAC Foundation in partnership with Road Safety Analysis examined 50 Average Speed Camera (ASC) sites across Great Britain. After adjusting for factors such as regression to the mean and national casualty trends, the analysis ...

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