Route
Junction number
None
Markerpost
5.2 km
Name
Nantgarw Interchange
Terminus
Not a terminus
Other routes
A468
Authority
Restricted turns
Full access
Services
No services
A470 Nantgarw Interchange
Layout and signage
|
Yst Ddiw Trefforest Treforest Ind Est A4054 Caerffili — Caerphilly A468 |
(A4054) | 
|
A468 |
Caerffili — Caerphilly A468 Ffynnon Taf — Taff's Well A4054 |
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...
Thelwall Viaduct
Thousands of vehicles travel the M6 between the M56 and M62 each day. They all cross the River Mersey and the Manchester Ship Canal, and the bridge that carries them is notorious from travel reports nationwide. But what does it actually look like from the ground?
About this page
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