Route
Junction number
22
Markerpost
195.5
Name
Pilning Interchange
Terminus
Not a terminus
Other routes
M49
Authority
Restricted turns
Full access
Services
No services
M4 J22 Pilning Interchange
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...
Driver Location Signs
If you're on the motorway (in England at least) you might have noticed some funny blue signs down the side of the road. What are they for?
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