Marsh Lane overbridge, view north, 2 June 1997
Marsh Lane overbridge, view north (see all photos of the same view)
Marsh Lane overbridge has been open for less than six months, but already the road underneath has been formed almost in its entirety. It appears to still be missing a final wearing course of tarmac and road markings.
Structure 17 (Marsh Lane overbridge)
What'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.
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Mickleham Bends
Once it was one of the UK's most dangerous roads — just what is so special about a bit of dual carriageway in Surrey?
