Dobra Bridge, Concrete beam bridge over the Dobra River in Karlovac County, Croatia

Dobra Bridge carries the A1 motorway between the Karlovac and Novigrad interchanges, about 6 km west of Karlovac, over the Dobra River. Its deck runs across 13 spans, the main one 70 m long and the other twelve 28 or 35 m, built as two parallel 10.5 m wide structures. The superstructure is a reinforced concrete plate girder: prefabricated pretensioned I-section girders 180 cm tall under a 22 cm deck slab, with pile foundations.

Construction of the Dobra Bridge began in 1999 and the structure opened in 2001, built for 57 million Croatian kuna. On 1 July 2000 three girders fell from the main span piers into the Dobra River; no one was injured and damage was reported as marginal. It carries the A1 motorway between the Karlovac and Novigrad interchanges.

The bridge carries the A1 motorway between the Karlovac and Novigrad interchanges, about 6 km west of Karlovac. Traffic is counted by Autocesta Rijeka – Zagreb from toll ticket sales: the annual daily average is 21,699 vehicles, rising to 43,188 in summer as tourists head for the Dalmatian coast.

The bridge carries the tolled A1 motorway between the Karlovac and Novigrad interchanges, about 6 km west of Karlovac, on the route from Zagreb toward Zadar, Split and Rijeka. Traffic is counted through toll ticket sales, with summer volumes roughly double the annual average. Crossing is by motorway only, not on foot.

The bridge is the longest on Croatia's A1 motorway, which runs from Zagreb to Zadar and Split. Traffic counts come from toll ticket sales: the section averages 21,699 vehicles a day over the year and 43,188 in summer, when tourist traffic to the Adriatic peaks.