Route
Junction number
12
Markerpost
43.9 km
Name
Tal y Bont Interchange
Type
Non-standard interchange
Terminus
Not a terminus
Other routes
None
Authority
Restricted turns
Full access
Services
No services
A55 J12 Tal y Bont Interchange
Layout and signage
| Tal-y-bont | 
|
Tal-y-bont |
Lane configuration
- Lane 1 continues, with option to exit.
- Lane 2 continues ahead.
- Lane 1 continues, with option to exit.
- Lane 2 continues ahead.
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...
To the Limit
Speed limits are more emotive and divisive than almost anything else about the road network. How do you sort the fact from the opinion? And how did we end up with the speed limits we have?
About this page
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Published
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