Route
Junction number
42
Markerpost
Unknown
Name
Earlswood Interchange (West)
Type
Terminus
Not a terminus
Other routes
A48, A483
Authority
Restricted turns
Some turns restricted
Services
No services
M4 J42 Earlswood Interchange (West)
Layout and signage
|
Llansawel Briton Ferry A48 Abertawe Swansea A483 |
(A48) (A483) |
 |
Lane configuration
- Lane 1 exits and does not return.
- Lane 2 continues ahead.
- Lane 3 continues ahead.
- Lane 1 is gained from the entry sliproad.
- Lane 2 continues ahead.
- Lane 3 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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