Route
Junction number
18
Markerpost
112.6 km
Name
Chorleywood Interchange
Type
Non-standard interchange
Terminus
Not a terminus
Other routes
A404
Authority
Restricted turns
Full access
Services
No services
M25 J18 Chorleywood Interchange
Layout and signage
|
Rickmansworth Chorleywood Amersham A404 |
A404 | 
|
A404 |
Chorleywood Amersham A404 |
Lane configuration
- Lane 1 continues, with option to exit.
- Lane 2 continues ahead.
- Lane 3 continues ahead.
- Lane 4 continues ahead.
- Lane 1 continues, with option to exit.
- Lane 2 continues ahead.
- Lane 3 continues ahead.
- Lane 4 continues ahead.
Other events
Variable Speed Limits apply
- Variable Speed Limits apply
What's new
Red, white and blue
Kent County Council is run by eurosceptic nationalists. So why are they putting EU flags on their road signs?
The sunlit uplands
On Saturday 31 May something historic happened. The Heads of the Valleys Road was finally complete.
Grand openings
Our much-loved Opening Booklets section has two new publications for you to explore, and we’re making some overdue changes to make them easier to find and easier to read.
Have you seen...
West Cross Route
Desperately-needed but never built, this was one of the only London urban motorway plans that were ever progressed to the construction stage.
About this page
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