A12 (M25 J28) Brook Street Interchange

Layout and signage

N/A   M25







    A1023


M25










  Dartford Tnl (M20 Link)
Gatwick Airport (M23 Link)
Stansted Airport (M11 Link)
Watford & (M1 Link)
Heathrow Airport (M4 Link)
M25 Link
London
Romford
A12

Lane configuration

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  • Lane 1 is gained from the entry sliproad.
  • Lane 2 terminates.
  • Lane 3 continues ahead.

LanesLanesLanesLanes

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

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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Gateshead Highway

The unloved and unfinished Gateshead Highway is due to be demolished. Take a look at the road that Gateshead can't wait to get rid of.

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