The eastbound carriageway of the A14 that was closed near Nacton has now partially reopened after an accident involving a car and a motorcycle.
A spokesman for Suffolk police said the crash happened at about 4pm and minor injuries were sustained.
The eastbound carriageway, east of the Orwell Bridge, was shut between J57 (Nacton Interchange) and J58 (Levington Interchange).
Police and ambulance are at the scene.
Lane one of two remains closed for recovery of the vehicles involved.
Motorists are advised to allow extra time for their journey this evening as there are delays.
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