Severe delays, queueing traffic and Main carriageway closed due to serious accident on M25 clockwise at J24 A111 / A1005 (Potters Bar), congestion to J22 A1081 (St Albans / London Colney) and on A111 Southbound to A1000 Barnet Road (Potters Bar) and on A111 Cockfosters Road Northbound to Hadley Wood. Travel time is around 1 hour 15 minutes. The accident happened just before 09:00. Diversion: Via the slip roads
Travel delays Herts M25
