M3 J12 Allbrook Interchange

Layout and signage

Eastleigh (N)
A335
      A335   Eastleigh (N)
Chandler's Ford
A335

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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Studland Motor Road

The first motorway opened in 1958. The first road restricted to motor traffic, on the other hand, opened in 1923...

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