Breadcrumb
- Motorway Database
- M23 and A23
Chronology Maps
No new motorways were opened in this year.
In this section
- Select a route
- M1
- M2
- M3
- M4
- M5
- M6
- M6 Toll
- M8
- M9
- M10
- M11
- M18
- M20
- M23
- M25
- M26
- M27
- M32
- M40
- M42
- M45
- M48
- M49
- M50
- M53
- M54
- M55
- M56
- M57
- M58
- M60
- M61
- M62
- M65
- M66
- M67
- M69
- M73
- M74
- M77
- M80
- M90
- M180
- M181
- M271
- M275
- M602
- M606
- M621
- M876
- M898
- M1 (NI)
- M2 (NI)
- M3 (NI)
- M5 (NI)
- M12 (NI)
- M22 (NI)
- A1
- A2
- A3
- A11
- A12
- A13
- A14
- A15
- A19
- A21
- A23
- A30
- A34
- A38 (Devon)
- A38 (Midlands)
- A40
- A41
- A42
- A50
- A55
- A64
- A120
- A168
- A282
- A303
- A406
- A417
- A419
- A421
- A449
- A470
- A500
- A720
- A1203
- A1261
- A5148
- A5300
- A12 (NI)
- A1(M)
- A3(M)
- A8(M)
- A38(M)
- A48(M)
- A57(M)
- A58(M)
- A64(M)
- A66(M)
- A74(M)
- A167(M)
- A194(M)
- A308(M)
- A329(M)
- A404(M)
- A601(M)
- A627(M)
- A823(M)
- A1077(M)
- A6144(M)
- A8(M) (NI)
- Chronology Maps
- Location search
- Key to exit lists
What's new
A century of motorways
It's 100 years since the opening of the world's first motorway, the Autostrada from Milan to the Lakes.
Schrödinger’s speed limit
In 2022, Manchester City Council say they reduced the speed limit on the Mancunian Way to 30mph. But it’s not clear if they did. It’s not even clear if they can.
Sorry, wrong number
Road numbering is a system with clear rules. What happens when the people responsible for numbering roads don't follow them?
Have you seen...
Opening booklets
In days gone by, new roads were often celebrated with a grand opening ceremony and the issue of a commemorative booklet heralding the exciting new highway. You'll find some of them here, complete with a glimpse of all that empty tarmac and a healthy dose of modernist optimism.