A406 Henly's Corner (west)

Layout and signage

The NORTH
Watford
Mill Hill
Hendon
A1 Link (M1 Link)
      A1
(M1)
  The NORTH
Watford
Mill Hill
Hendon
A1 Link

Lane configuration

LanesLanesLanesLanesLanesLanes

  • Lane 1 continues ahead.
  • Lane 2 splits to create a new lane.
  • Lane 3 exits and does not return.
  • Lane 4 exits and does not return.

LanesLanesLanesLanesLanesLanes

  • Lane 1 is gained from the entry sliproad.
  • Lane 2 continues, with option to exit.
  • Lane 3 continues ahead.
  • Lane 4 continues ahead.

Other events

  • Signs Traffic signals
  • Signs Traffic signals

In this section

What's new

The Ringways Map is here

The wait is over! The full map of the Ringways, London’s unbuilt urban motorway network, is now online. Not even the system's planners had anything like this.

Red, white and blue

Kent County Council is run by eurosceptic nationalists. So why are they putting EU flags on their road signs?

The sunlit uplands

On Saturday 31 May something historic happened. The Heads of the Valleys Road was finally complete.

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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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