Concrete reinforced walls Leutkirch

9 Caissons Gibraltar

Concrete reinforced walls Leeuwarden

Protection tanks Ludwigshafen

Water pressure shaft Limmern

Waste Water Shafts Bottrop

Digestion tank Neuenstadt

Provincial government archive Duisburg

 

Maschin Hall MONOBOX Mannheim

 

Mashine Hall Bergkamen

Destillation building Stade

Discharge towers Amsterdam

Sewage Buffer Tanks Zöbrig

Protection Tank Köln

Waste Processing Plant Wietersdorf

Chimney VW Hannover