A11 Thickthorn Interchange

Layout and signage

Hethersett B1172
Services Thickthorn
Swaffham A47
Great Yarmouth A47
Ipswich (A140)
Lowestoft (A146)
  A47

B1172
    A47
(A140)
(A146)

  Great Yarmouth A47
Ipswich (A140)
Lowestoft (A146)
Hethersett B1172
Services Thickthorn
Swaffham A47

Lane configuration

LanesLanesLanesLanes

  • Lane 1 continues, with option to exit.
  • Lane 2 continues, with option to exit.

LanesLanesLanesLanes

  • Lane 1 continues, with option to exit.
  • Lane 2 continues, with option to exit.

Other events

  • Signs Traffic signals
  • Signs 40mph speed limit begins
  • Signs Traffic signals
  • Signs National Speed Limit begins

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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M1 Architecture

The most unique motorway in Britain owes its identity to its fifties architecture. Much of it is in danger of being removed or irreperably altered. This page documents it in detail.

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