Route
Junction number
47
Markerpost
Unknown
Name
Penllergaer Interchange
Terminus
Not a terminus
Other routes
A48, A483
Authority
Restricted turns
Full access
Services
Service area here
Service area name
Swansea
Services operator
Moto
M4 J47 Penllergaer Interchange
Layout and signage
|
Abertawe (Gn) Swansea (W) A483  Swansea
|
  |
A48 A483 A48 |
Abertawe (Gn) Swansea (W) A483 Swansea
|
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
Silver bullet
The Silvertown Tunnel is finally open for business. One question remains: what’s it for?
Skid Risk, Accident, Fog
For the first time, we can share pictures of the pioneering experiment that lit up the Worcestershire countryside with enormous signs 61 years ago.
All change
In July 2024, a new Government entered office with a very different set of priorities. What does it mean for a faltering roads programme?
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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