Motorway Database

Detailed information on every motorway and A-road expressway in mainland Britain - its length and route, its history, construction dates, and of course a detailed strip-map of the whole road. You can also find Chronology Maps showing the development of the motorway network over time, and you can search more than 2,000 individual junctions and other features of the road network.

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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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Major incidents

What happens when there's a big accident on a trunk route? Who picks up the pieces, and why does it take so long?