One lane closed on M20 after crash near Junction 8 for Maidstone services | Traffic is now moving after a single car crash on the M20 caused delays. Emergency services were called to the incident on the coastbound carriageway just after Junction 8 for Leeds Castle and Maidstone Services. Traffic on the M20 One lane was closed while the vehicle was recovered and the incident has now been cleared. A police spokesman confirmed the accident happened at around 8am and officers were joined by paramedics. The injuries are not thought to be serious.