Construction work / excavation pit and shell construction

Production of 4 digesters in prestressed concrete construction, partly with inner PE lining, essentially:

- Earthworks: excavation approx. 45,000 m³

- Lockerungsbohrungen D=620 mm ca. 9,200 m

- Anchoring sheet pile wall approx. 1,400 m

- Spundwandverbau ca. 5,200 m²

- Reinforced and prestressed concrete approx. 6,000 m³

- Prestressing steel approx. 80 t

- Other reinforcing steel approx. 1,100 t

- Built-in parts, such as anchor plates, pipe penetrations approx. 400 pcs

- Faulbehälter-lnnenauskleidung mit PE- Betonschutzplatten ca. 4,300 m²

- Foam glass thermal insulation approx. 2,000 m²

- Gerüsttürme Faulbehälter 4 St

- Sun protection scaffolding digester (south side) 4 pcs

- Piping systems in digester made of stainless steel 1.4571, DN 300 approx. 200 m

- etc.