Route
Junction number
M25 J30
Markerpost
Unknown
Name
Mar Dyke Interchange
Terminus
Not a terminus
Other routes
M25, A282, A1090
Authority
Restricted turns
Full access
Services
No services
A13 (M25 J30) Mar Dyke Interchange
Layout and signage
(M11 
Lane configuration
- Lane 1 exits and does not return.
- Lane 2 exits and returns after the junction.
- Lane 3 continues ahead.
- Lane 4 continues ahead.
- Lane 1 is gained from the entry sliproad.
- Lane 2 exits and returns after the junction.
- Lane 3 continues ahead.
- Lane 4 continues ahead.
What's new
The Ringways Map is here
The wait is over! The full map of the Ringways, London’s unbuilt urban motorway network, is now online. Not even the system's planners had anything like this.
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.
Have you seen...
Reigate Tunnel
An unassuming Surrey market town with an amazing claim to fame — the world's first road tunnel.
About this page
Published
Last updated
Published
Last updated
