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?
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 second part of the story, where we learn why exactly the M4 gets narrower on the final approach to Europe’s biggest city.
Taken over the course of two years, from 2002 to 2003, these sixteen images chart the construction of two new bridges alongside the M2 Medway Viaduct.
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