A421 (M1 J13) Ridgmont Interchange

Layout and signage

N/A   M1









    A507

M1











  Ampthill
Ridgmont A507
London
M1 Link
Husborne Crawley
Milton Keynes
A421
The NORTH
M1 Link
Cranfield

Lane configuration

LanesLanesLanesLanes

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

LanesLanesLanesLanes
LanesLanesLanesLanes

  • Lane 1 continues, with option to exit.
  • Lane 2 continues ahead.
  • Then further along:
  • Lane 1 terminates.
  • Lane 2 terminates.

In this section

What's new

Farewell GLC lights

Why am I all nostalgic about some street lights being replaced?

Silver bullet

The Silvertown Tunnel is finally open for business. One question remains: what’s it for?

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.

Share this page

Have you seen...

Operation Stack

If there's trouble crossing the Channel, you'll see the lorries queuing on the M20. What is Operation Stack? Why does it cause so much trouble? And why, more than twenty years after it started, are we still using it?

About this page

Published

Last updated