Road speed limit enforcement in the United Kingdom is the action taken by appropriately empowered authorities to attempt to persuade road vehicle users to comply with the speed limits in force on the
SPECS average speed cameras above a motorway
Temporary roadside speed limit enforcement
SpeedCurb speed camera, London July 2009, side view
Gatso is the brand that Gatsometer BV use on their speed cameras and red light cameras.
Rear, showing the yellow warning panel in the UK. The yellow panel is no longer a requirement, having become part of the guidelines of DfT Circular 01/2007
Internals of a Gatso speed camera