D425 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 the outskirts of Ploče with the

A1 motorway A1, A-1, A01 or A.1. may refer to: Education * A1, the Basic Language Certificate of the Common European Framework of Reference for Languages * Language A1, the former name for "Language A: literature", one of the IB Group 1 subjects * A1, a ...

connector at the Karamatići toll station. Its main purpose is a connection from the motorway to the

Port of Ploče The Port of Ploče ( hr, Luka Ploče) is a seaport in Ploče, Croatia, near the mouth of the Neretva river on the Adriatic Sea coast. It was formally opened in 1945 after a railway was built as a supply route to connect the site with industrial f ...

. The road is 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.

History

The road was initially built as a single connector route between the A1 and the Port of Ploče, at the time designated as part of A10. The

dual carriageway A dual carriageway ( BE) or divided highway ( AE) is a class of highway with carriageways for traffic travelling in opposite directions separated by a central reservation (BrE) or median (AmE). Roads with two or more carriageways which are ...

part of the route was built in two phases, the first between finished in December 2008, and the second in December 2013. The dual carriageway extends from Karamatići to the Radonjić Viaduct. Under the current official road classification, , the D425 ends at the toll station, while the continuation of the road to the north, a expressway connector from the Karamatići toll plaza to the A1 Ploče interchange, is not classified as part of the D425. It is instead tolled as part of the A1 system, and it includes the Mali Prolog viaduct (278m), the Mali Prolog tunnel (1029/1092m), the Kobiljača tunnel (769m), the Brečići-Struge viaduct (598m), the Puljani tunnel (320m), and the Kula viaduct (448m).

Traffic volume

Road traffic in Croatia is regularly counted and reported by

, the operator of the road. The traffic entering D425 specifically is counted by

Croatian Motorways Ltd Hrvatske autoceste (HAC) or Croatian Motorways Ltd is a Croatian state-owned limited liability company tasked with management, construction and maintenance of motorways in Croatia pursuant to provisions of the Croatian Public Roads Act ( hr, Zakon ...

at the Karamatići entrance. Substantial variations between annual ( AADT) and summer (ASDT) traffic volumes are attributed to the fact that the road serves as a connection to the

and the D8 state road carrying substantial tourist traffic.

Road junctions and populated areas

Sources

External links

* {{State roads in Croatia Expressways in Croatia State roads in Croatia Transport in Dubrovnik-Neretva County