A329(M) (M4 J10) Winnersh Interchange

Layout and signage

The WEST
Reading (S & W)
Newbury
M4 Link
London
Slough
Heathrow Airport
M4 Link
  M4     M4   London
Slough
Heathrow Airport
M4 Link
The WEST
Reading (S & W)
Newbury
M4 Link

Lane configuration

LanesLanesLanesLanes

  • Lane 1 exits and returns after the junction.
  • Lane 2 continues ahead.

LanesLanesLanesLanes

  • Lane 1 exits and returns after the junction.
  • Lane 2 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...

Linnyshaw Moss

The UK's widest motorway is not where you might expect to find it — in fact, it's on the unassuming M61 near Manchester. This gallery offers an overhead view of one of the UK's most unique and spacious interchanges.

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