 The Maslenica and Krka bridges are particularly significant as their respective main spans are long.The A1 motorway also comprises the longest viaduct in Croatia — the long Drežnik Viaduct situated between the Karlovac and Bosiljevo 1 interchanges., there are six other major viaducts completed on the route–— the Kotezi Viaduct, Modruš 1, Mokro Polje, Jezerane, Srijane and Rašćane viaducts.