A15 (M180 J5) Barnetby Top Interchange

Layout and signage

  M180











    A180











  Immingham
Grimsby
A180
Brigg
Humberside Airport
A15 (A18)
Scunthorpe
Doncaster
M180 Link
Elsham

Lane configuration

LanesLanesLanesLanes

  • Lane 1 continues ahead.
  • Lane 2 continues ahead.

LanesLanesLanesLanes

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

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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Mistakes

Making road signs is a tricky business, but fortunately the professionals who design them get it right. Usually.

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