Key Data:
Sponsor
Transport for London
CCTV cameras
Initial Electronic Security Systems (IESS)
Telecommunications
COLT Telecommunications and BT RedCARE Vision
Data storage
TOWER Technology
Scheme introduction
17 February 2003, extension implemented 19 February 2007
Expected annual revenue
£130–150m
Fines issued per day
5,500
Images processed per day
1 million
Area of charging zone
16 square miles (42 km²)