M10 Park Street Roundabout

Layout and signage

N/A   A405

A5183









    A5183









  St Albans
A5183
Hatfield
A414
Radlett
A5183
Chiswell Green
A405

Lane configuration

LanesLanesLanesLanes

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

LanesLanesLanesLanes

  • Lane 1 continues, with option to exit.
  • Lane 2 continues, with option to exit.

Other events

  • Signs Start of motorway regulations
  • Signs End of motorway regulations

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...

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