There were significant delays for drivers following a multi-vehicle accident on the M25 motorway. National Highways reports that three of the four lanes have reopened, with around 20-minute delays and four miles of slow-moving traffic remaining.
The traffic monitoring service Inrix reported severe delays and one lane closure on the M25 anticlockwise between J25 A10 Great Cambridge Road (Enfield) and J24 A111 Stagg Hill (Potters Bar). Congestion extended to J26 (Waltham Abbey), with slow traffic also affecting the opposite carriageway due to onlookers.
Alternative routes through Enfield and Edmonton, including the North Circular near the Great Cambridge Interchange, were also congested as drivers sought detours.
[translate:#M25 is CLOSED anti-clockwise between J25 (#WalthamCross) and J23 (#PottersBar) due to a collision. Delays of 60 mins, 4 miles of congestion. The injury is not as serious as initially feared.]
National Highways stated the crash was not as serious as first feared but warned delays remain. They also confirmed an air ambulance was called to the scene.
[translate:The #M25 is now CLOSED anti-clockwise between J25 (#WalthamCross) and J24 (#PottersBar) due to this ongoing incident. The clockwise carriageway is also closed between J23 (#A1M) and J25 for Air Ambulance arrival. Please plan ahead if travelling in the area this afternoon.]
The motorway clockwise is open again between J23 (#A1M) and J25, but traffic delays in excess of an hour and around three miles of congestion are still expected.
Drivers are advised to plan their journeys carefully due to the ongoing situation.
Summary: A multi-vehicle crash caused major closures and delays on the M25, with an air ambulance attending and congestion impacting both directions and nearby routes.
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