Multi-vehicle crash between Potters Bar and South Mimms causing travel chaos
PUBLISHED: 17:45 04 May 2017 | UPDATED: 18:42 04 May 2017
Delays are currently building between Potters Bar and South Mimms following a crash on the M25.
The multi-vehicle collision happened at about 5.20pm on the clockwise carriageway between Junction 23 and 24, resulting in tailbacks along the stretch.
The ambulance service is currently at the scene, and Highways England is advising motorists to avoid using the route.
There are currently two lanes closed and delays of around two hours.
Updates to follow.