D57 state road in the eastern part of Croatia connects the city of Vukovar to the state road network of Croatia, and to the A3 motorway in Lipovac interchange.

[1] The road is 36.1 km (22.4 mi) long.

[2] The route comprises some urban intersections, mostly in the city of Vukovar.

The road, as well as all other state roads in Croatia, is managed and maintained by Hrvatske ceste, a state-owned company.

[3] Traffic is regularly counted and reported by Hrvatske ceste, operator of the road.