Speed cameras linked to slower drivingBMJ 1994; 308 doi: https://doi.org/10.1136/bmj.308.6935.999 (Published 16 April 1994) Cite this as: BMJ 1994;308:999
- D Gloag
The number of people killed or seriously injured has fallen by 41% since the installation of speed cameras in west London, according to the Department of Transport. Average driving speeds have also fallen, by 10 mph (16 km/h). In those places in London with cameras to detect violations of red lights accidents have been reduced by 58%.
Measures designed to reduce speeds are particularly worth while: a fall of 1 km/h in average speeds is estimated to prevent 5% of all injuries and 7% of all deaths, according to the Transport Research Laboratory's analysis …