HADECS or Highways Agency Digital Enforcement Camera System is a type of
speed camera
In everyday use and in kinematics, the speed (commonly referred to as ''v'') of an object is the magnitude of the change of its position over time or the magnitude of the change of its position per unit of time; it is thus a scalar quantit ...
on roads in England, operated by
Highways England
National Highways, formerly the Highways Agency and later Highways England, is a government-owned company charged with operating, maintaining and improving motorways and major A roads in England. It also sets highways standards used by all f ...
.
History
The HADECS camera was introduced in 2012.
HADECS cameras have been introduced to enforce variable
speed limit
Speed limits on road traffic, as used in most countries, set the legal maximum speed at which vehicles may travel on a given stretch of road. Speed limits are generally indicated on a traffic sign reflecting the maximum permitted speed - expre ...
s (VSLs) as found commonly on managed motorways -
hard shoulder
A shoulder, hard shoulder (British) or breakdown lane, is an emergency stopping lane by the verge of a road or motorway, on the right side in countries which drive on the right, and on the left side in countries which drive on the left. Many wide ...
running in peak traffic flows.
Hadecs 3
Hadecs 3 was introduced on the
M25 in
Kent
Kent is a county in South East England and one of the home counties. It borders Greater London to the north-west, Surrey to the west and East Sussex to the south-west, and Essex to the north across the estuary of the River Thames; it faces ...
in April 2014, becoming active on 22 October 2014.
Two manufacturers currently hold
HOTA to supply equipment for the HADECS 3 system, those being
Redflex Holdings and Dynniq.
References
{{reflist
External links
BBC January 2015Type Approval Orders FOI
Cameras introduced in 2012
2012 establishments in the United Kingdom
Automatic number plate recognition
Speed camera types used in the United Kingdom