Route
Junction number
None
Markerpost
Unknown
Name
Beckton Roundabout
Terminus
Terminus at end of exit list
Other routes
A13, A1020
Authority
Restricted turns
Full access
Services
No services
A406 Beckton Roundabout
Layout and signage
Lane configuration
- Lane 1 continues ahead.
- Lane 2 continues ahead.
- Lane 3 continues ahead.
- Lane 1 exits and does not return.
- Lane 2 continues, with option to exit.
- Lane 3 exits and does not return.
Other events
50mph speed limit begins
40mph speed limit begins
What's new
The road that made no sense
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.
The forever bottleneck, part 2
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.
Have you seen...
Hogarth Flyover
It makes the traffic situation in one part of West London much more bearable but it should have been removed more than quarter of a century ago. It's amazing what you can do with a big Meccano kit.
About this page
Published
Last updated
Published
Last updated
