D510 road
D510 is a state road connecting the A9 motorway at the Umag interchange and D200 road to the Kaštel border crossing with Slovenia. The road is long. The section of road between the Umag interchange with A9 motorway and the roundabout with D200 road is a single-carriageway, two-lane expressway.
The road, as well as all other state roads in Croatia, is managed and maintained by Hrvatske ceste, a state-owned company.