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 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.

Hello, here's my ridiculous side project

An introduction to what I write, and why I write it, and where my strange new road sign simulator fits in to all this.

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Exhibition Road

The UK's biggest "shared space" is a phenomenally expensive experiment in West London. How does it work?

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