HADECS Speed Camera on M25 - Junction 19 and Junction 18, Rickmansworth (70mph)
This HADECS 3 speed camera is located on M25 - Junction 19 and Junction 18 near Rickmansworth in Hertfordshire, monitoring southbound traffic with a 70mph speed limit.
For those travelling anti-clockwise, HADECS camera mounted on the seventh gantry after joining the M25 at junction 19. Basically just before the junction 18 exit. The HADECS speed camera is mounted on the side pillar of the gantry.
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Location reference: EEH089
Many drivers are caught at speed camera locations like this after misjudging the transition between speed limits or failing to notice the camera in time. A speed camera detector gives you advance warning before you reach known fixed and mobile camera locations.
Speed camera detectors - stay informed on every journey
A speed camera detector alerts you as you approach known fixed and mobile camera locations like this one - giving you time to check your speed before you reach the enforcement zone. Speed camera detectors are completely legal in the UK. All detectors are available from ActiveGPS.co.uk.
- Real-time live updates via built-in SIM - no PC needed
- Fixed, mobile and average speed camera alerts
- Smart motorway alerts (Advance/Complete plans)
- On-screen digital speedometer and countdown distance
- Red light and bus lane camera alerts
- 100% legal in the UK
Caught speeding at this location?
If you have been caught speeding at or near this location, the guides below explain what happens next, what your options are, and how the penalty system works in the UK.
HADECS 3 speed cameras
This camera is a HADECS 3 - commonly found on smart motorway gantries.
They monitor multiple lanes at once and are easy to miss if you are not looking for them.