Route Open Junctions Section
1 M90 Mar 1977 J8-8* Arlary → Arngask
2 M11 Apr 1977 J4-7 Redbridge → Harlow
3 M25 and A282 Apr 1977 J2-3 Dartford → Swanley
4 M4 Apr 1977 J46-49 Pontardulais Bypass
5 M20 May 1977 J1-2 Swanley → West Kingsdown
6 M5 May 1977 J30-31 Exminster section
7 M1 Jul 1977 J1-2 Brent Cross → Page Street
8 M18 Jul 1977 J4-5* Armthorpe → Hatfield
9 M69 Jul 1977 J0-2 Coventry section
10 M180 Sep 1977 J4-5 Brigg Bypass
11 M4 Oct 1977 J28-29 Tredegar Park → Castleton
12 M77 Oct 1977 J0-1 M8 → Dumbreck Road
13 M8 Oct 1977 J20-26 Renfrew Motorway
14 M4 Nov 1977 J37*-39 Pyle Bypass
15 M4 Dec 1977 J32-35 Coryton → Pencoed
16 M90 Dec 1977 J9-10 Muirmont → Craigend
17 M58 1977 J4-6 A506 Regional Road upgraded to motorway

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What's new

Gifts for road lovers

Keep being asked what you want for Christmas? No problem: here’s our pick of road-related Christmas treats for 2021.

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?

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The UK has been driving in circles for a hundred years now, and this humble road junction has become part of British culture. Just what is so special about roundabouts?