Črni Kal Viaduct

The Črni Kal Viaduct (Slovene: Viadukt Črni Kal)^[1] is the longest and the highest viaduct in Slovenia. It is located on the A1 motorway above the Osp Valley near the village of Gabrovica, about 20 kilometres (12 mi) east of Koper. It is named after the village of Črni Kal. The viaduct is 1,065 metres (3,494 ft) long and is mounted on 11 Y-shaped columns (its distinguishing feature), the highest reaching 87.5 m (287 ft).

Črni Kal Viaduct Viadukt Črni Kal
The Črni Kal Viaduct during the construction
Coordinates	45°33′26.98″N 13°52′16.33″E
Carries	A1 motorway
Crosses	Osp Valley
Locale	Gabrovica, Slovenia
Characteristics
Total length	1,065 m (3,494 ft)[1]
Width	26.5 m (87 ft)
Height	from 10 m (33 ft) to 95 m (312 ft)[1]
Longest span	140 m (460 ft)[1]
Load limit	4 lanes, 2 emergency lanes
History
Construction start	September 2001
Construction end	September 2004
Opened	24 September 2004
Statistics
Daily traffic	19,606 vehicles
Location

The viaduct was designed by Janez Koželj and Marjan Pipenbaher, who was also its constructor.^[1] The construction work began in 2001 and the viaduct was opened for traffic on 23 September 2004.^[2] When almost completed in May 2004, it served as a stage of the Giro d'Italia race.^[3]