Chaos has erupted on the A1(M) southbound at Junction 1, South Mimms, after a serious road traffic collision. Hertsmere Police have closed the entire southbound carriageway along with the entry slip from Bignells Corner onto the Barnet Bypass.
Emergency services are currently at the scene managing the incident. Police have urged drivers to avoid the area, stating: “We are currently dealing with a road traffic collision on the southbound carriageway of the A1(M) at South Mimms (J1). Please avoid the area. Thank you for your patience.”
Traffic disruption is expected to be significant as crews work to clear the wreckage and conduct investigations. At this time, police have not confirmed the number of vehicles involved or whether there have been any injuries.
To stay ahead of delays, motorists are advised to check live traffic updates using National Highways for the latest road information, track conditions on Google Maps, and follow local traffic apps for real-time updates. Planning alternative routes and avoiding South Mimms until the incident is cleared is strongly recommended.
Originally published by UKNIP.
