Route
Junction number
4A
Markerpost
175 km
Name
Water Orton Interchange
Type
Terminus
Not a terminus
Other routes
M42
Authority
Restricted turns
Some turns restricted
Services
No services
M6 J4A Water Orton Interchange
Variable Speed Limits applyWhat's new
The road that made no sense
It was the UK's only single-carriageway motorway, and twenty years ago it ceased to exist. This is the story of the strange fascination it held, and of my place in history.
The forever bottleneck, part 2
The second part of the story, where we learn why exactly the M4 gets narrower on the final approach to Europe’s biggest city.
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.
Have you seen...
M1-A1 Link Road
Those last few miles of the M1 east of Leeds were completed in 1999. It looks for the most part like a fairly average piece of road, but one of the project's engineers describes some of the challenges that were faced.
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