Kanalerneuerung Entlastung Bergsammler (Teil 1)

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Scope of the required service: Sewer construction works in closed construction method – pipe jacking - 1110 m pipe jacking DN 2500 in three sections, invert depths up to 11.0 m Structures + pipelines - 6 pieces to manufacture in-situ concrete structures (relief structure, access structures 1+2, emptying pumping station, outflow structure and outflow channel) - 790 m³ concrete placing works (base, wall and ceiling/floor slab concrete) - 2900 m² shuttering works - 2 pieces tangential shafts made of in-situ concrete and precast reinforced concrete components - 700 m to lay cable protective conduits including cable inspection chambers Support/retention works - 7530 m to construct diaphragm wall elements/wall panels made of bored piles DN 900–1500 (bored pile lengths up to 24.0 m) - 600 m³ excavation pit / underwater concrete bases - 850 m micro-piles (lengths up to 17.00 m) - 1230 m² steel sheet piling support (template board lengths up to 18.00nn) - 630 m² steel sheet piling support in the watercourse (template board lengths up to 13.50 m) – main excavation pit - 190 m pressure grouted anchors/anchor reinforcements (anchor lengths up to 23.5 m) - 1500 m² support/shoring for…

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