Route
Junction number
4
Markerpost
52.5
Name
Frimley Interchange
Type
Non-standard interchange
Terminus
Not a terminus
Other routes
A331
Authority
Restricted turns
Full access
Services
No services
M3 J4 Frimley Interchange
Layout and signage
|
Guildford Farnham Camberley Farnborough Aldershot A331 |
A331 |  |
A331 (A325) |
Guildford Farnham Camberley Farnborough Aldershot A331 |
Lane configuration
- Lane 1 exits and returns after the junction.
- Lane 2 continues ahead.
- Lane 3 continues ahead.
- Lane 4 continues ahead.
- Lane 1 exits and returns after the junction.
- Lane 2 continues ahead.
- Lane 3 continues ahead.
- Lane 4 continues ahead.
Other events
Variable Speed Limits apply
- Variable Speed Limits apply
What's new
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?
A century of motorways
It's 100 years since the opening of the world's first motorway, the Autostrada from Milan to the Lakes.
Have you seen...
Liverpool Inner Motorway
There's almost no evidence of Liverpool's 1960's plans for an inner ring road on the ground - but the motorway that never materialised would have been astonishing. The full details on the route, and the missing part the M62, are here.
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