Riley Green interchange, view west, 21 October 1996
Riley Green interchange, view west (see all photos of the same view)
The new interchange is seen at the bottom of this picture; stretching away in the distance, almost to the M61, the motorway itself is looking surprisingly near to completion from this angle.
Structure 20/20a (Riley Green interchange bridges)
A674 Chorley Road
A675 Bolton Road
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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.
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Road Numbers
We'd be lost without them, but there is nothing straightforward about the seemingly simple business of giving roads a number.
