M4 J15 Plough Hill Interchange

Layout and signage

Marlborough
A346
Swindon (E)
A419 Link
Oxford (A420)
  A419
(A420)
    A346   Marlborough
A346
Swindon
A419 Link

Lane configuration

LanesLanesLanesLanesLanes

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

LanesLanesLanesLanesLanes

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

In this section

What's new

Skid Risk, Accident, Fog

For the first time, we can share pictures of the pioneering experiment that lit up the Worcestershire countryside with enormous signs 61 years ago.

All change

In July 2024, a new Government entered office with a very different set of priorities. What does it mean for a faltering roads programme?

A century of motorways

It's 100 years since the opening of the world's first motorway, the Autostrada from Milan to the Lakes.

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Have you seen...

Above the M8

Go to Glasgow and it's almost inevitable that you'll use the M8. The views of the city surrounding it are really quite unique.

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