Route
Junction number
42
Markerpost
297.2 km
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
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...
Reigate Tunnel
An unassuming Surrey market town with an amazing claim to fame — the world's first road tunnel.
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