A crash involving two vehicles on Dereham Road is causing delays to traffic.
Police said a grey Ford S-Max and a blue Ford Transit crashed near to the Longwater roundabout in New Costessey at around 1.45pm today.
A spokesman said there were reports of minor injuries and an ambulance was on scene.
Drivers can expect delays along Dereham Road for another hour until the car and van are removed from the carriageway.
A fire engine from Earlham was called to manually assist one casualty from a vehicle.
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