A serious crash on the Hemus Motorway has left three people dead and others injured, according to unofficial information.
The collision, involving a van and a passenger car, occurred in a section of the motorway where roadworks are under way and traffic is being diverted into a single lane.
Police, fire and emergency medical teams have been dispatched to the scene.
A temporary traffic management scheme has been introduced for traffic travelling to and from Varna on the section between Shumen and Novi Pazar.
Vehicles are being diverted via Road I-2 (the old Varna road). Traffic is being regulated by police.
Drivers are advised to proceed with caution and avoid actions that could create further risks of accidents.
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