Vienna, excavation pit, backfilling of a diaphragm wall with concrete, construction site of project DC Tower 2 in 22. Donaustadt, Wien, Austria

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Photo credit: © Volker Preusser / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: austria, backfilling, concrete, construction, diaphragm, economy, excavation, industry, pit, project, site, vienna, wall