The M25 types a hoop round London, with its anticlockwise and clockwise ends on the Dartford Crossing (A282). It connects to the M1, M3, M4, M11, M23, M40, M20 and different main routes, making it the first orbital hyperlink for lengthy‑distance and commuter visitors.
https://www.express.co.uk/news/uk/2182148/m25-traffic-live-junctions-j7-j8-crash-delays