A1 Buckden Roundabout

Layout and signage

Grafham
Grafham Water
B661
Buckden
  B661       Grafham
Grafham Water
B661
Buckden

Lane configuration

LanesLanesLanesLanes

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

LanesLanesLanesLanes

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

Other events

  • Signs 50mph speed limit begins
  • Signs 60mph 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?

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Abbreviations

How do you describe a road? One way is to use these engineering abbreviations, much loved by the UK's community of road enthusiasts.

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