Part of the A47 near King's Lynn in west Norfolk has reopened following a crash between a lorry and a car.
The accident happened in thick fog at around 6am on Sunday on a single carriageway stretch of the A47 between King's Lynn and Tilney All Saints.
A Morrison's lorry and a car were in collision on the approaches to the roundabout where the A47 Pullover Road meets Main Road, Tilney.
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The fire service said three appliances from Lynn and one from Terrington assisted the ambulance service and made the scene safe.
Highways England said this morning: 'Due to the serious nature of this incident and reports of infrastructure damage, it is expected that the closure will remain in place for a number of hours throughout the morning and possibly into the afternoon.'
Drivers were advised to allow extra time for journeys and a diversion was in place.
Norfolk Police said in a Twitter post: 'Collision on A47 south of Kings Lynn at Tilley All Saints- proceed with care - heavyfog.'
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