There are seven mile long queues on M11 Northbound (Credit pic: Highways England)
The accident occurred between Junction 6 and Junction 7 just after 4pm.
On arrival, crews reported that six vehicles had collided and a woman was trapped in her car.
Firefighters worked to release the casualty by 4:45pm and she was left in the care of the Ambulance Service.
Two lanes are closed to attend to the accident, resulting in seven mile long queues.
More to follow.
Tags: Essex, Epping, Harlow, Epping Forest