Route
Junction number
25A
Markerpost
Unknown
Name
Grove Park Interchange
Type
Terminus
Not a terminus
Other routes
A4042
Authority
Restricted turns
Some turns restricted
Services
No services
M4 J25A Grove Park Interchange
Layout and signage
 Usk
|
A4042 |
|
Casnewydd Newport Cwmbran A4042 Usk
|
Lane configuration
- Lane 1 is gained from the entry sliproad.
- Lane 2 continues ahead.
- Lane 3 continues ahead.
- Lane 1 exits and does not return.
- Lane 2 continues ahead.
- Lane 3 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...
Roundabouts
The UK has been driving in circles for a hundred years now, and this humble road junction has become part of British culture. Just what is so special about roundabouts?
About this page
Published
Last updated
Published
Last updated
