High-Strength Expanded Polystyrene

HS-EPS Tunnel Elements



When you reach technical limits, innovative solutions must be developed, which we successfully did here at the Semmering Base Tunnel. 

Manuel Entfellner
Implenia Austria GmbH


HS-EPS tunnel elements revolutionizes the way to respond to squeezing ground in tunnel construction


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After more than two years of testing, laboratory- and field experiments, the HS-EPS tunnel elements are ready for large-scale application.

With the new HS-EPS yielding elements and our in-depth expertise, we could tunnel through difficult geological-geotechnical fault zones with deformations up to 100 cm.

Helmut Wannenmacher
Implenia Austria GmbH


Reference

Client: Austrian Federal Railways (ÖBB). Contractor: Implenia Österreich GmbH, Hochtief Infrastructure GmbH and Thyssen Schachtbau GmbH.
Client: Austrian Federal Railways (ÖBB). Contractor: Implenia Österreich GmbH, Hochtief Infrastructure GmbH and Thyssen Schachtbau GmbH.

Semmering Base Tunnel, Lot SBT 1.1

The approximately 27.3 km long Semmering Base Tunnel is one of the most important and complex infrastructure project in the heart of Europe. This double-tube railway tunnel is located between Gloggnitz and Mürzzuschlag, linking the two federal states of Lower Austria and Styria.

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Implenia's contact for HS-EPS Tunnel Elements

Manuel Entfellner
Geotechnical Engineer
Helmut Wannenmacher
Technical advice and sales

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HS-EPS Tunnel Elements

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