M23 J7 Hooley Interchange

Layout and signage

Croydon
London
A23
 



A23
   



A23
  Brighton
Gatwick Airport
M23 (M25 Link)
Redhill
A23

Lane configuration

LanesLanesLanesLanesLanes

  • Lane 1 continues ahead.
  • Lane 2 continues ahead.
  • Lane 3 terminates.

LanesLanesLanesLanes

  • Lane 1 splits to create a new lane.
  • Lane 2 splits to create a new lane.

Other events

  • Signs End of motorway regulations
  • Signs 50mph speed limit begins
  • Signs Start of motorway regulations
  • Signs National Speed Limit begins

In this section

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The monster seen from below

What might it have been like to stand in one spot and witness the arrival, and the uncertainty, of plans for an urban motorway in West London?

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.

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