M1 J6A Chiswell Interchange

Layout and signage

  M25
(M3)
(M4)
(M40)
    M25
(M11)
(M20)
  Stansted Airport (M11 Link)
Dartford (M20 Link)
Heathrow Airport
(M40 Link, M4 Link, M3 Link)
M25 Link

Lane configuration

LanesLanesLanesLanesLanesLanes

  • Lane 1 is gained from the entry sliproad.
  • Lane 2 continues ahead.
  • Lane 3 continues ahead.
  • Lane 4 continues ahead.

LanesLanesLanesLanesLanesLanes

  • Lane 1 exits and does not return.
  • Lane 2 continues ahead.
  • Lane 3 continues ahead.
  • Lane 4 continues ahead.

Other events

  • Signs Variable Speed Limits apply
  • Signs National Speed Limit begins

In this section

What's new

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.

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?

Share this page

Have you seen...

Reigate Tunnel

An unassuming Surrey market town with an amazing claim to fame — the world's first road tunnel.

About this page

Published

Last updated