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Two motorways lanes are closed after a pile up.
Traffic is said to be queuing for two miles eastbound on the M20 between junction 3 for the M26 towards Sevenoaks and junction 4 for Leybourne.
A spokesman for the ambulance service confirmed it had been called to an accident on the M20 at around 1.10pm.
Ambulance crews and police officers are still at the scene.
Three cars were involved in the crash and there are no reported injuries.
Highways England report there are delays of 20 minutes.
Kent Highways confirmed the crash had cleared just before 3pm.