Terminal roundabout, view east, 12 December 1997
Terminal roundabout, view east (see all photos of the same view)
The wide gap between the two carriageways at the end of the motorway is intended to allow the motorway to be extended west across the top of the terminal roundabout. This was never carried out.
Structure 4/4a/4c (M6 interchange bridges)
Structure 5 (A49 underbridge)
A49 Wigan Road
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.
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Abbreviations
How do you describe a road? One way is to use these engineering abbreviations, much loved by the UK's community of road enthusiasts.
