Chronology Maps
Click a section name to see full details and a map.
| Completed | Route | Name | Start | End | Original number | Downgraded |
|---|---|---|---|---|---|---|
| M4 | Chiswick Flyover | J1 Chiswick | Great West Road | A4 | ||
| M1 | London-Yorkshire Motorway | J5 Berrygrove | J18 Crick | |||
| M45 | Dunchurch Spur | M1 J17 Kilsby | J1 Dunchurch | |||
| A414 | St Albans Bypass | J1 Park Street | M1 J7 Breakspears | M10 |
What's new
The long way round
When a road is closed, why isn't the diversion route just the quickest way past the closure?
Signs and sensibility
The one great attempt to make London’s streets logical - and how one retired chauffeur’s favourite routes changed the way you get around the capital.
A bridge under troubled bridges
A bridge that was ruined by another bridge, and a type of highway planning beyond any of the UK’s worst nightmares.
Have you seen...
Almondsbury Interchange
The UK's first four-level interchange opened in 1966. Relive some of the wonder and excitement of this icon of the motorway era with the book published to mark its completion.
