Technical specifications

Scope of works:

  • Foot and cycle path tunnel, length 114.77 m, max. clear width 6.45 m, clear height approx. 4.22 m.
  • Tunnel structure with double lining, driven using the drill and blast method with reinforced/unreinforced sprayed concrete lining and anchors protecting against caving in and deformation.
  • Umbrella waterproofing with plastic sheeting and a sidewall drainage system.
  • The concrete inner lining is reinforced in the portal areas, with steel fibres within the standard area of the mined tunnel.
  • The carriageway will be constructed on the open rock floor.
  • The north portal block is to be aligned to the slope.
  • The south portal will be redesigned with its ascent to the Georgsberg mountain.

Special feature:

  • State-of-the-art technology is used for blasting, as the buildings extend to a minimum distance of 8m from the excavation soffit and some of them are listed as historic buildings.

Construction method

  • Drill and blast


  • slaty pearl gneiss

General data

Georgsberg Foot and Cycle Path Tunnel, Passau

City of Passau

Wayss & Freytag Ingenieurbau AG

Construction time
July 2023 to May 2023

Construction sum net
€ 3.5 million


Foot and cycle path tunnel
114.77 m
Construction Method
Drill and blast
Related Projects

Related Projects

Joint power station at river Inn
Joint power station at river Inn

The new hydroelectric power plant supplies sustainably produced electricity for approx.100,000 households without emitting pollutants in Tyrol and Engadin. Power house and power descent were built by Wayss & Freytag Ingenieurbau.

Read more
Vienna Underground Line – U2/2
Vienna Underground Line – U2/2 "Taborstraße"

During the construction of the Vienna underground line 2 extensive dewatering works with approx. 270 wells and approx. six million pumping hours were required. An electronic monitoring and control system made the measure safe.

Read more
Koralm Tunnel KAT 1
Koralm Tunnel KAT 1

The centrepiece of the 125 km long, double-track high-speed line between Graz and Klagenfurt is simultaneously the key project for the Baltic-Adriatic-Corridor. The Koralm Tunnel improves the traffic link between Graz and Klagenfurt.

Read more