Route
Junction number
6
Markerpost
75 km
Name
Black Dam Interchange
Terminus
Not a terminus
Other routes
A339
Authority
Restricted turns
Full access
Services
No services
M3 J6 Black Dam Interchange
Layout and signage
|
Basingstoke Newbury Alton A339 Reading (A33) |
(A33) (A339) |
|
Basingstoke Newbury Alton A339 |
Lane configuration
- Lane 1 continues, with option to exit.
- Lane 2 continues ahead.
- Lane 3 continues ahead.
- Lane 1 continues, with option to exit.
- 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...
All of the A6118
A peculiar road near Peterborough with an interesting history. And it's only a mile long.
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