A38(M) Dartmouth Circus

Layout and signage

N/A   A4540


    A5127


A4540





  City Centre
Bromsgrove
A38
Ring Road
Other Routes
A4540

Lane configuration

LanesLanesLanesLanesLanes

  • Lane 1 continues, with option to exit.
  • Lane 2 continues ahead.
  • Lane 3 a38m.

LanesLanesLanesLanesLanes

  • Lane 1 continues, with option to exit.
  • Lane 2 continues ahead.
  • Lane 3 a38m.

Other events

  • Signs Start of motorway regulations
  • Signs 50mph speed limit begins
  • Signs End of motorway regulations
  • Signs 30mph speed limit begins

In this section

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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Ringways

The story of an incredible plan to reshape London into a city of motorways, with the history from creation to cancellation and details on every unbuilt road.

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