Delays mounting near South Mimms and A1(M) junction

Crash near Potters Bar causes serious delays

Crash near Potters Bar causes serious delays - Credit: Archant

There are currently delays near South Mimms and the A1(M) because of a broken down van.

Congestion is growing anticlockwise on the M25 by the exit slip road for Junction 23.

Highways England is warning motorists to plan ahead before using the route, as traffic officers are currently dealing with the incident.

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