M11 J6 Theydon Interchange

Layout and signage

Watford & (M1 Link)
Heathrow Airport (M4 Link)
Dartford Tunnel (M20 Link)
Gatwick Airport (M23 Link)
M25 Link
  M25
(M1)
(M4)
    M25
(M20)
(M23)
  Watford & (M1 Link)
Heathrow Airport (M4 Link)
Dartford Tunnel (M20 Link)
Gatwick Airport (M23 Link)
M25 Link

Lane configuration

LanesLanesLanesLanesLanes

  • Lane 1 exits and returns after the junction.
  • Lane 2 continues ahead.
  • Lane 3 continues ahead.

LanesLanesLanesLanesLanes

  • Lane 1 exits and returns after the junction.
  • Lane 2 continues ahead.
  • Lane 3 continues ahead.

In this section

What's new

The sunlit uplands

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

Grand openings

Our much-loved Opening Booklets section has two new publications for you to explore, and we’re making some overdue changes to make them easier to find and easier to read.

Silver bullet

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

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To the Limit

Speed limits are more emotive and divisive than almost anything else about the road network. How do you sort the fact from the opinion? And how did we end up with the speed limits we have?

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