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 forever bottleneck, part 2
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The forever bottleneck, part 1
The M4 into London was one of the UK's earliest and most ambitious motorway projects. It was bold, pioneering... and almost instantly regretted.
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An introduction to what I write, and why I write it, and where my strange new road sign simulator fits in to all this.
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A gallery of images sent in by visitors to the site of original photos of motorways — including some impressive views of the M4 and M11 under construction.
About this page
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Published
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