Route
Junction number
None
Markerpost
18.6 km
Name
Abercynon Roundabout
Type
Roundabout
Terminus
Not a terminus
Other routes
A472, A4054, A4059
Authority
Restricted turns
Full access
Services
No services
A470 Abercynon Roundabout
Layout and signage
|
Aberpennar Mountain Ash Aberdâr Aberdare A4059 Ystrad Mynach A472 Aberfan (A4054) |
A4059 | 
|
A4054 A472 A4054 |
Ystrad Mynach A472 Aberfan (A4054) Aberdâr Aberdare A4059 |
Lane configuration
- Lane 1 continues, with option to exit.
- Lane 2 continues, with option to exit.
- Lane 1 continues, with option to exit.
- Lane 2 continues, with option to exit.
Other events
Traffic signals
50mph speed limit begins
- Traffic signals
National Speed Limit begins
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