A20 Roundhill Tunnel Shutdown Sparks Chaos in Kent

Kent drivers are stuck after the A20 Roundhill Tunnel shut in both directions tonight (Wednesday, 3 September). A sudden technical fault has forced a full closure, snarling traffic between the A260 near Hawkinge and the M20/A259 near Folkestone.

Engineers Race to Fix Fault

National Highways confirmed their teams are on site working hard to fix the issue. But for now, the tunnel remains completely closed, causing major headaches for motorists heading east or west.

Diversions in Place – Follow the Signs

Authorities urge drivers to add extra time to their journeys and stick to official diversion routes clearly marked by hollow symbols on signs:

  • Eastbound (hollow circle): Leave the M20 at Junction 13, take the A259 Churchill Avenue east to the A260 Canterbury Road roundabout, then follow the A260 northbound to the Spitfire Way roundabout where you rejoin the A20 coastbound.
  • Westbound (hollow square): Exit the A20 onto Alkham Valley Road, head south-west to the A260, then south towards Folkestone. At the Canterbury Road roundabout, take the third exit onto the A259 Churchill Avenue and rejoin the M20 at Junction 13.

Plan Ahead or Delay Your Trip

“We are working to resolve the issue at the Roundhill Tunnel as quickly as possible. Drivers should allow extra journey time and use the official diversion routes,”

said a National Highways spokesperson.

Stay updated on this developing disruption via the Traffic England website, regional Twitter feeds, or call the National Highways 24/7 hotline on 0300 123 5000.

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Topics :Travel

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