The Srijane Vidauct, also known as Radovići Viaduct, is located between the Bisko and Blato na Cetini interchanges of the A1 motorway in Croatia. It is 504 metres (1,654 ft) long plate girder reinforced concrete viaduct. At this location the motorway route follows a horizontal curve of 850 metres (2,790 ft) radius. The viaduct comprises 13 spans. The viaduct and its approach embankments traverse a 1,500 metres (4,900 ft) long valley.