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Project information
By-pass Brixen, contract section 1
410 m long tunnel
Project data
Type of building: Tunnel
Method: Cut-and-cover construction method
Location: Brixen, Austria
Formwork system: Doka large-area formwork Top 50, Doka heavy-duty supporting system SL-1
Duration of insert: 6 months
Building data:
Purpose of the tunnel: By-pass
Section: rectangular
inside width: 10.00 m
inside height: 5.02 m
Formed tunnel length: 410 m
Steps: 35
Additional info
Dokaplex coated Top 50 elements were used to cast the tunnel´s walls in the first construction step. The slab formwork, consisting of SL-1 components, followed some steps later.

The extension areas at the buildings end were supported by telescopable H16 beams, that were supported by floor props. The last blocks widened up that much, that additional Staxo loard-bearing towers had to be used.
Contractor
Ing. Hans Bodner Bauges.mbH & Co. KG
Formwork design
Organisation in Country: Österreichische Doka, Niederlassung West
Technical Manager: Mr. Reinhard Luger
Project Manager: Mr. Mario Scheiring
  E-Mail: tunnel@doka.com
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Project information
Plans
products in use
Doka heavy-duty supporting system SL-1
Doka large-area formwork Top 50