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