KAT2 Koralm tunnel

Underground Mining Traffic tunnel construction

twin-tube railway tunnel

Key data

Country
Austria
Client
ÖBB Infrastruktur AG
Construction method
continuous drive
Excavation volume
ca. 4 Mio. m³
Contract value
570.0 million EUR (as part of a consortium)
Construction time
January 2011 - December 2021
Excavation diameter / cross-section
77 m²
Contact

Sekretariat Untertagebau
+43 5556 7181-817
E-Mail

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