Emergency services were called to a crash on the A11 near Hethersett.
Firefighters from Hethersett and Earlham were called to the crash just before 5.45pm today.
Eyewitnesses reported that one car appeared to have overturned.
The A11 was partially blocked southbound between Thickthorn roundabout in Norwich and Wymondham. It was cleared by 8.30pm.
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