1980.shtml

Route Open Junctions Section
1 M11 Feb 1980 J9-14 Cambridge Western Bypass
2 M20 Feb 1980 J2-3 West Kingsdown → Wrotham
3 M876 Feb 1980 Entire motorway
5 M8 Apr 1980 J8-11 Monkland Motorway Stage IIb
6 M25 and A282 Jul 1980 J5 Dunton Green → Sundridge Road
7 M4 Jul 1980 J29-32 Castleton → Coryton
8 M26 Sep 1980 Entire motorway
9 M58 Sep 1980 J0-4 Aintree → Skelmersdale
11 M90 Oct 1980 J8*-9 Arngask → Muirmont
12 M4 1980 J35-37* Bridgend Bypass