A303 (M3 J8) Popham Interchange (east)

Layout and signage

London
Basingstoke
M3 Link
 

M3
   

M3
  N/A

Lane configuration

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  • Lane 1 continues ahead.
  • Lane 2 terminates.
  • Lane 3 is gained from the entry sliproad.
  • Lane 4 is gained from the entry sliproad.

LanesLanesLanesLanes

  • Lane 1 continues ahead.
  • Lane 2 continues ahead.

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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From War to Worboys

The tale of how British traffic signing developed between the Second World War and the mid-1960s, bringing us from a system designed at the turn of the century to the signs we still use today.

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