Roads in Serbia are the backbone of its transportation system and an important part of the European road network. The total length of roads in the country is 45,419 km, and they are categorized as "state roads" (total length of 16,179 km) or "municipal roads" (total length of 23,780 km).[1][2] All state roads in Serbia are maintained by the public, nation-wide, road construction company JP Putevi Srbije.