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Viaduct Črni Kal

The proposed solution for the Črni Kal viaduct represents a stabile space frame structure of two separate superstructures, 1060 m in length, supported by Y-shaped piers, at the valley, and with separate piers at the southern hillside. The main span of the viaduct amounts 140 m, pier heights differ from 9.0 m to 95.0 m. The viaduct is deep founded on wells up to 20 m deep.

Project type
Highway viaduct with two separated pavement structures running on joint ray-shaped columns
Location
Črni Kal, Slovenia
Year
2004
Status
Completed
Ponting Services
Competition / Preliminary / Final / Detailed design
Length
1.056 meters
Max. span
140 meters
Span arrangement
80.0 + 120.0 + 3 x 140.0 + 120.0 + 75.0 + 60.0 + 3 x 50.0 + 40.0 = 1065
Pier height
Up to 95 meters
Width
2 x 13,3 meters
Foundation type
Deep on up to 18 m deep wells and piles, diameter 1.20 m
Structure
Continuous pre-stressed concrete structure
Construction
Balanced cantilever construction method
Client
DARS d.d.
Project team
Marjan PIPENBAHER (M. Civil Eng.), Janez KOŽELJ (M. Arch.)
Contractor
JV: SCT d.d., Primorje d.d.
Publications
KOŽELJ J. Viadukt Črni Kal / Viaduct Črni Kal. Arhitektov bilten: Mostovi Slovenije / Bridges of Slovenia, 2012, 195-196, 40-42.
JESENIČNIK T. Slovenija v presežnikih. Ljubljana, Mladinska knjiga založba, 2008.
AŠANIN GOLE P. Viadukt Črni Kal. Viadukti in mostovi na slovenskih avtocestah, 2004, 114-125.