Route
Junction number
None
Markerpost
Unknown
Name
Upper Boat Interchange
Terminus
Not a terminus
Other routes
A473, A4054
Authority
Restricted turns
Full access
Services
No services
A470 Upper Boat Interchange
Layout and signage
|
Rhydfelen Rhydyfelin A4054 |
A4054 A473 A4054 |
 |
Yst Ddiw Trefforest Treforest Ind Est 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
A century of motorways
It's 100 years since the opening of the world's first motorway, the Autostrada from Milan to the Lakes.
Schrödinger’s speed limit
In 2022, Manchester City Council say they reduced the speed limit on the Mancunian Way to 30mph. But it’s not clear if they did. It’s not even clear if they can.
Sorry, wrong number
Road numbering is a system with clear rules. What happens when the people responsible for numbering roads don't follow them?
Have you seen...
A Piece of History
The lowly and pathetic A6144(M) motorway was downgraded in May 2006. This is the story of the mission to rescue some memorabilia.
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