A3 (Croatia)

The A3 motorway (Croatian: Autocesta A3) is a major motorway in Croatia spanning 306.5 kilometres (190.5 mi). The motorway connects Zagreb, the nation's capital, to the historical Slavonia region of Croatia and a number of cities along the Sava River. It represents a major east–west transportation corridor in Croatia and a significant part of the Pan-European Corridor X, serving as a transit route between the European Union states and the Balkans. Apart from Zagreb, where the A3 motorway comprises a considerable part of the Zagreb bypass, the motorway runs near a number of significant Croatian cities. The motorway consists of two traffic lanes and an emergency lane in each driving direction, separated by a central reservation. All intersections of the A3 motorway are grade separated, and the motorway comprises several large stack and cloverleaf interchanges at junctions with four other motorways in Croatia: A1, A2, A4 and A5. There is a cloverleaf interchange is on the A3 route, where the A11 motorway is scheduled to branch off. The route comprises a large number of bridges and culverts, but has no tunnels because it runs through plains. The Sava River Bridge is the most significant structure on the A3. Currently, there are 21 exits and 18 rest areas operating along the route. A large part of the motorway is tolled using a ticket system; one section uses an open toll collection system. The Zagreb bypass sections are not tolled. The toll is charged according to vehicle classification in Croatia. The A3 motorway is operated by Hrvatske autoceste. Construction of the six-lane motorway began in 1977, initially as the Zagreb bypass, then continued in the 1980s as an expansion of the existing two-lane road between Zagreb and Belgrade. The construction was suspended in the first part of the 1990s, due to the...