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Reorganisation of the central drainage system at Haus Aden – Phase 1.
- Two bored pile excavation pits for pipe jacking to a depth of 20 m
- 1,500 m of DA 508 steel pressure pipeline
- 3,000 m of DA 1016 steel pressure pipeline
- 800 m of DN 600 cast iron pressure pipeline
- 825 m of leak-monitored PE-HD lining, DA 710
- 4 in-situ concrete shaft structures
- Steel structures for the utility duct and manholes
