Using Super Water Absorbers for Soil Conditioning in EPB Tunneling
- Wolfgang Aldrian
- 05.09.2022
- Tunnel Construction
Underground construction in the soft ground below the water table using Earth Pressure Balance (EPB) tunnel boring machines (TBMs) is undergoing tremendous growth. The ...
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What is an Earth Pressure Balance (EPB) Tunnel Boring Machine?
- Wolfgang Aldrian
- 26.04.2022
- Tunnel Construction
Tunnel boring machines (TBMs) are highly specialized machines designed to bore through the earth to construct a variety of infrastructure, from super-highways to ...
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Back at the Hagerbach Test Gallery
- Wolfgang Aldrian
- 20.12.2021
- Sustainability
For more than 15 years, underground construction experts from all over the world have participated in our popular workshops at the Hagerbach Test Gallery in Switzerland. ...
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Reducing CO2 in Sprayed Concrete for Tunnelling Applications
- Wolfgang Aldrian
- 25.11.2021
Sprayed concrete construction in double-shell lining is a CO2-intensive construction method for tunnel structures. We identify design improvement potentials and propose ...
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10 Ways to Reduce Segmental Tunnel Linings’ Carbon Footprint
- Wolfgang Aldrian
- 06.08.2021
Segmentally lined tunnels use a large quantity of concrete, with the associated carbon burden that brings. However, rethinking your approach early on can reduce the ...
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