M57 J2 Forest House Interchange

Layout and signage

Prescot
St Helens
A57
  B5194
A57

    A58
A57
B5199
  Prescot
A57

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

The monster seen from below

What might it have been like to stand in one spot and witness the arrival, and the uncertainty, of plans for an urban motorway in West London?

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.

Share this page

Have you seen...

Junction Three

The M621 has one junction where everything leaves the motorway and heads for the city, and a very bizarre junction it is too.

About this page

Published

Last updated