Delays were reported back to Junction 4 near the Orpington Bypass following a crash on the M25 anticlockwise near the Dartford Tunnel. Traffic has since mostly returned to normal, though some congestion remains near Junction 3 (Swanley Interchange).
Kent Police clarified that the collision involved two vans and one car, correcting earlier reports of two cars and a van. A spokesperson said:
“Kent Police was called at 12.33pm on Friday, November 7, 2025, to a report of a collision involving two vans and a car on the A282 northbound near Dartford. Officers are in attendance alongside South East Coast Ambulance Service and are assisting with traffic flow.”
Following quick clearance efforts, traffic flow has largely improved around the Dartford Tunnel area.
Summary: The M25 anticlockwise experienced significant delays near Dartford due to a collision between two vans and a car, but traffic has mostly normalized following lane reopenings.