Route
Junction number
5
Markerpost
Unknown
Name
Treban Interchange
Type
Terminus
Not a terminus
Other routes
A4080
Authority
Restricted turns
Full access
Services
No services
A55 J5 Treban Interchange
Layout and signage
|
Rhosneigr Aberffraw A4080 Bryngwran (A5) |
A4080 | 
|
A4080 (A5) |
Rhosneigr Aberffraw A4080 Gwalchmai (A5) |
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
Silver bullet
The Silvertown Tunnel is finally open for business. One question remains: what’s it for?
Skid Risk, Accident, Fog
For the first time, we can share pictures of the pioneering experiment that lit up the Worcestershire countryside with enormous signs 61 years ago.
All change
In July 2024, a new Government entered office with a very different set of priorities. What does it mean for a faltering roads programme?
Have you seen...
Croydon Ring Road
Common sense suggests that you shouldn't be able to spend so much money on heavy engineering and end up with such a terrible road system.
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