Plant water treatment plant Paraná de Las Palmas, intake Dique (dike) Luján, aqueduct: Río Luján plant Tigre (Tigre Centre) Tigre Benavidez intake Paraná de Las Palmas, intake duct Paraná de Las Palmas.
General collector. Main drive. Maximum Sewer Discharge. Conduct in tunnel 1700mm diam. Under compressed air to 12m average depth and 3.4 km long. Main drive of steel 1500 and 1000mm diam. Precast Concrete maximum sewer 1500mm diam.
Tunnel clad in simple concrete 3.8 m in diameter with a length of 2800m. Excavation performed with a TBM (Tunnel Boring Machine) with an average depth 18m under compressed air.
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