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A7 overhead noise barrier Bindermichl - Sub-crossing tunnel
Mobile formwork carriage for the facing of the sheet pilings. One pouring step was poured every day.
Project data
Type of building: Tunnel
Method: Top cover construction method
Location: Linz, Austria
Formwork system: Doka large-area formwork Top 50
Duration of insert: 2,5 months
Building data
Purpose of the tunnel: Noise protection project
Section: rectangular
inside width (m): 7,25 m - 8,75 m
inside height (m): 4,30 m
Formed tunnel length: 212 m
Steps: 20
Additional info
  • The formwork carriage with a total weight of 67 t is 14 m long and changes from a width of 7.25 m to a width of 8.75 m.
Contractor
ARGE A7 Betonbau (Strabag, Alpine Mayreder, Porr, Held & Franke)
Contact: Mr. Lerchbaumer, Mr. Knollmüller
Formwork design
Organisation in Country: Österreichische Doka - Niederlassung Oberösterreich
Mr. Martin Zabern (Project Manager)

Department Amstetten: Tunnel Expertise Centre
Mr. Christian Heuböck (Head of Tunnel Expertise Centre)
  E-Mail: tunnel@doka.com
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