Route
Junction number
4
Markerpost
Unknown
Name
Sandyknowes Interchange
Terminus
Not a terminus
Other routes
A8(M) (NI), A6, B90
Authority
Restricted turns
Full access
Services
No services
M2 (NI) J4 Sandyknowes Interchange
What's new
The monster seen from below
What might it have been like to stand in one spot and witness the arrival, and the uncertainty, of plans for an urban motorway in West London?
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.
Have you seen...
London Congestion Charge
One of the world's biggest and most controversial schemes to manage traffic by charging for roadspace. You can drive in to London if you like, guv, but it'll cost you.
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