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

Farewell GLC lights

Why am I all nostalgic about some street lights being replaced?

Silver bullet

The Silvertown Tunnel is finally open for business. One question remains: what’s it for?

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.

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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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