The A19 is closed in both directions near Sunderland following a serious crash in the early hours of Sunday. The road is shut from the A690 Durham Road (Herrington Interchange) to the A1018 (Seaton Interchange).
Accident investigation work under way
The closure is in place due to accident investigation work on the stretch between the two interchanges. National Highways said it is assisting Northumbria Police at the scene.
Durham Constabulary has indicated that the closure will remain in place for a number of hours after the collision.
Police and highways response
A National Highways spokesperson said: "National Highways Traffic Officers are currently assisting Northumbria Police with an ongoing incident on the A19 near Sunderland."
Motorists are advised to avoid the area and seek alternative routes while the investigation continues.
