Chronology Maps
Click a section name to see full details and a map.
| Completed | Route | Name | Start | End |
|---|---|---|---|---|
| M3 (NI) | Middlepath Street - Sydenham Bypass | J1 Middlepath Street | Sydenham Bypass | |
| A1(M) | Alconbury - Peterborough | Brooklands | J17 Fletton Parkway | |
| A1(M) | Micklefield - Bramham | Micklefield | J44 Bramham |
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...
Major incidents
What happens when there's a big accident on a trunk route? Who picks up the pieces, and why does it take so long?
