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M40 at 50 10 July 2017

The M40 has just turned 50. Here are five things you might not know about the London to Birmingham motorway.

Routes
M40

Fifteen Years 03 September 2016

In August 2016, CBRD turned 15 years old. Join us for a tour of the last 15 years, looking at what's changed on the UK road network and what we've learned.

What's new

Go west! New Ringways pages are here

A new set of Ringways pages are now online, looking at unbuilt motorways and road projects west of London.

No smoke without ire

London's Ultra Low Emission Zone has just expanded to cover the whole inner city, and across the UK, other cities are implementing their own Clean Air Zones. Is this the future?

Devon help us

Road signs are colour coded for different types of road, but in Devon there are more colours than anywhere else. What do Devon's colourful signs mean?

Have you seen...

The Improbable A39

It crosses cattle grids and untamed moorland, it climbs 1-in-4 hills and plummets through hairpin bends, it runs single-track through woodland and historic villages. It's rugged and beautiful. Is it really the A39?