Junction number
None
Markerpost
Unknown
Name
Unknown
Other routes
None
A12 J12 Marylands Interchange
Layout and signage
|
Billericay A1023 (A129) Mountnessing Ingatestone B1002 |
B1002 | 
|
A1023 (A128) (A129) |
Brentwood A1023 Kelvedon Hatch (A128) |
Lane configuration
- Lane 1 continues, with option to exit.
- Lane 2 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...
Road signs
A field guide to the UK's road signs, explaining the colours, shapes, symbols and everything else you need to know to avoid putting a foot (or a wheel) wrong.
About this page
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