M3

M3

London to Southampton

The M3 is the road south-west from London, serving the densely populated towns in the west of Surrey, the north of Hampshire and the south of Berkshire. It's not especially long as major inter-urban motorways go, but it certainly isn't quiet, and it's had more than its share of controversy.

Routes
M3

M3 and A316

A grand south western approach road from London to Basingstoke and Southampton: the A316 was entangled in local politics, and the M3 was never to enter London at all.

Routes

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...

Mistakes

Making road signs is a tricky business, but fortunately the professionals who design them get it right. Usually.