Kanalerneuerung Entlastung Bergsammler (Teil 1)

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Scope of the required service: Sewer construction work in closed construction method - pipe jacking - 1110 m pipe jacking DN 2500 in three sections, invert depths up to 11.0 m Structures + pipelines - Production of 6 cast-in-place concrete structures (relief structure, access structures 1+2, emptying pumping station, outlet structure and outlet channel) - 790 m³ concrete placing work (invert, wall and ceiling concrete) - 2900 m² formwork work - 2 tangential shafts made of cast-in-place concrete and reinforced concrete prefabricated parts - Installation of 700 m cable protective ducts incl. cable shafts Sheet piling / retaining works - 7530 m bored pile walls made of bored piles DN 900-1500 (bored pile lengths up to 24.0 m) - 600 m³ excavation/underwater concrete bases - 850 m micropiles (lengths up to 17.00 m) - 1230 m² steel sheet piling support (pile lengths up to 18.00nn) - 630 m² steel sheet piling construction in the watercourse (pile lengths up to 13.50 m) - main construction pit - 190 m grouted anchors (anchor lengths up to 23.5 m) - 1500 m² shoring for pipeline and sewer trenches (trench depths up to 6 m) Earthworks - 8060 m³ removal of subsoil (pipe jacking) - 8650…

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