Perjentunnel
two-lane motorway tunnel, Redevelopment of the first tube
Client
ASFINAG Bau Management GmbH
1030 Wien
Contractor
BeMo Tunnelling GmbH
Project location
6500 Landeck, Tyrol
Austria
Start of construction
2018
End of construction
2020
Project total value
21.8 million €
Geology
Quartz phyllite and dolomite
Technical Data
• Tunnel length: 2,992.00 m
• Demolition of the false ceiling, concrete renovation of the vault incl. further additional piping of the inner lining and new coating
• Renovation of the concrete pavement, side walkways (slotted channel and kerb with cover), extinguishing water pipe
• Extension of 2 existing breakdown bays, construction of additional niches, installation of doors and gates
• Construction of the invert in the area of the lifted pavement and installation of the new inner lining
• Deconstruction of temporary cross-cuts and construction of the connection for final cross-cuts / 8 x GQ (walkable) and 2 x EQ (accessible for emergency vehicles)
Further project related information
• demolition and construction of supporting walls on the east portal (length 46 m)
• construction of a supporting wall on the west portal (new breakdown bay at the front portal area)
• Construction of the necessary front portal facilities
• Rebuilding of the existing operations buildings at the east- and west portal
• partly renovation of the main tunnel drainage