A21
A21 in the Motorway Database 15 July 2017
With the Tonbridge-Pembury dualling scheme open, the A21 has been added to the Motorway Database.
Routes
Tags
What's new
London’s other forgotten motorways
We’ve spent years documenting the unbuilt urban motorway network planned for London. Today we’re unveiling more new routes that have never been seen before!
The middle of nowhere
A national system of road numbers radiating from a central point suggests there is… well, a central point. But if you go looking for it you’ll find it doesn’t exist.
Not so Smart
There have been rumours for months. Now the announcement has been made - “all new Smart Motorways scrapped”. What does this mean and who are the winners?
Have you seen...
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.