Information

These pages offer a quick way to look up information and learn about the British road network - a miniature reference library of useful knowledge and trivia.

Abbreviations

S2, D3, D4M - talk among road enthusiasts bristles with arcane abbreviations for different types of road. What do they mean? All is explained in our handy guide.

British Roads FAQ

Frequently Asked Questions about the road network, some more obscure than others.

Dictionary

A glossary of the terms often used by people discussing British roads. Some are engineering terms, some were created by road enthusiasts, some have multiple meanings. All are defined here as clearly as possible.

Interchanges

Explore the different types of interchange you'll find all over the UK on limited access roads — roads with flyover junctions that separate fast moving traffic from the local road network.

Road signs

They're everywhere, but what do they mean? Join us on a journey through the UK's road sign system, from the colours and shapes that form their building blocks to the meaning of the most complex parking restrictions.

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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Have you seen...

Scammonden Bridge

If you've ever been on the M62 across the Pennines, you'll know the one. It's the huge arched bridge 120ft above the road. And this is what it's like when you're standing on top of it!

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