Officers were called to the scene at around 7.40am this morning.
Essex Police say that a heavy goods vehicle and four cars –a Nissan, a Skoda and two Fords – were involved in the incident which happened on the Colchester-bound carriageway of the A120 near Great Bromley.
One man was taken to hospital from the scene with minor injuries.
An Essex Police spokesperson said: “Enquiries are ongoing, but if you were a witness to this incident, officers are asking for you to come forward.”
Witnesses are asked to call 101 and ask for Pc Jonathan Ward at Stanway Roads Policing Unit, quoting reference number 159 of 06/04.
Alternatively, you can contact Crimestoppers anonymously on 0800 555 111.
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