Route
Junction number
13
Markerpost
115.6 km
Name
Leigh Road Interchange
Type
Non-standard interchange
Terminus
Not a terminus
Other routes
M27, A335
Authority
Restricted turns
Some turns restricted
Services
No services
M3 J13 Leigh Road Interchange
Layout and signage
|
Eastleigh Chandler's Ford A335 |
A335 |
|
A335 |
Eastleigh A335 Southampton  Bournemouth M27 (W) Link |
Lane configuration
- Lane 1 exits and does not return.
- Lane 2 continues ahead.
- Lane 3 continues ahead.
- Lane 4 continues ahead.
- Lane 1 has option to exit and splits to create a new lane.
- Lane 2 continues ahead.
- Lane 3 continues ahead.
- Then further along:
- Lane 1 continues ahead.
- Lane 2 continues ahead.
- There is a barrier between lanes.
- Lane 3 continues ahead.
- Lane 4 continues ahead.
What's new
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It was the UK's only single-carriageway motorway, and twenty years ago it ceased to exist. This is the story of the strange fascination it held, and of my place in history.
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The second part of the story, where we learn why exactly the M4 gets narrower on the final approach to Europe’s biggest city.
The forever bottleneck, part 1
The M4 into London was one of the UK's earliest and most ambitious motorway projects. It was bold, pioneering... and almost instantly regretted.
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West Cross Route
Desperately-needed but never built, this was one of the only London urban motorway plans that were ever progressed to the construction stage.
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