The Konjsko Tunnel is located between Vučevica and Dugopolje interchanges of the A1 motorway, in the central Dalmatia region of Croatia. The tunnel tubes vary in length, and are 1,262 metres (4,140 ft) and 1,122 metres (3,681 ft) long respectively. The tunnel tubes were completed simultaneously. Its construction has been completed in 2004. The northern portal of the tunnel is at elevation of 343.7 m.a.s.l., while the southern one is found at 338.7 m.a.s.l. The maximum permitted driving speed in the tunnel is 100 km/h. The tunnel is operated and maintained by Hrvatske autoceste.