Route
Junction number
None
Markerpost
84.7 km
Name
Black Cat Roundabout
Type
Roundabout
Terminus
Not a terminus
Other routes
A421
Authority
Restricted turns
Full access
Services
No services
A1 Black Cat Roundabout
What's new
The sunlit uplands
On Saturday 31 May something historic happened. The Heads of the Valleys Road was finally complete.
Grand openings
Our much-loved Opening Booklets section has two new publications for you to explore, and we’re making some overdue changes to make them easier to find and easier to read.
Silver bullet
The Silvertown Tunnel is finally open for business. One question remains: what’s it for?
Have you seen...
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Published
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