There are delays of up to 20 minutes on the A12 near Colchester this morning due to a broken down vehicle.
According to AA Traffic Map the delays are increasing on the westbound carriageway between the Hare Green Interchange and the Crown Interchange.
The broken down vehicle is being recovered near the Colchester football stadium with queues building back to Langham and on the A120 back to Elmstead.
Matrix signs above the A14 were also warning of the delays.
It has been reported that the average speed is 10mph.
For up-to-date information about the county's roads, visit our LIVE Suffolk traffic map.
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