D66 is a state road in

Croatia , image_flag = Flag of Croatia.svg , image_coat = Coat of arms of Croatia.svg , anthem = "Lijepa naša domovino"("Our Beautiful Homeland") , image_map = , map_caption = , capit ...

, connecting A9 motorway with D8 state road in Matulji. D66 road serves as a connection to a number of towns and resorts along the eastern coast of Istria peninsula, including Opatija, Lovran and

Ičići Ičići (Italian'': Icici'') is a small place located in Croatia in the north-east part of Istria County. It is located at the foot of the mountain Učka, on the north part of the Adriatic Sea. It is joined to Opatija since 2006. Tourism T ...

, as well as to

Brestova Brestova is a village in Croatia, located south of Učka Mountain ridge. It is connected by the D402 road, which links the Brestova ferry port, from where ferries depart for the island of Cres. The settlement is administered as a part of Istria ...

ferry port, from which Jadrolinija ferries fly to island of

Cres Cres (; dlm, Crepsa, vec, Cherso, it, Cherso, la, Crepsa, Greek language, Greek: Χέρσος, ''Chersos'') is an Adriatic island in Croatia. It is one of the northern islands in the Kvarner Gulf and can be reached via ferry from Rijeka, ...

(

D100 D100 may refer to: * Nikon D100, A digital camera manufactured by Nikon * State road D100 (Turkey), a major highway in Turkey * D100 road, a Croatian state road * d100, the notation for percentile dice ** Zocchihedron, a 100-sided playing die * ...

). The northern terminus of the road also provides a link towards

Rijeka Rijeka ( , , ; also known as Fiume hu, Fiume, it, Fiume ; local Chakavian: ''Reka''; german: Sankt Veit am Flaum; sl, Reka) is the principal seaport and the third-largest city in Croatia (after Zagreb and Split). It is located in Primor ...

via D8 state road and to Matulji interchange on A8 motorway. The road is 90.1 km long. The road, as well as all other state roads in Croatia, is managed and maintained by

Hrvatske ceste Hrvatske ceste (lit. ''Croatian roads'') is a Croatian state-owned company pursuant to provisions of the Croatian Public Roads Act ( hr, Zakon o javnim cestama enacted by the Parliament of the Republic of Croatia. The tasks of the company are def ...

, a state-owned company.

Traffic volume

Traffic is regularly counted and reported by

, operator of the road. Substantial variations between annual ( AADT) and summer (ASDT) traffic volumes are attributed to the fact that the road connects a number of summer resorts to Croatian motorway network.

Road junctions and populated areas

Sources

{{State roads in Croatia D066 D066 D066