The sewage treatment work is being carried out that will benefit the Centro, Stoecklin and Los Paraísos neighborhoods of La Calera (Córdoba) through the installation of an effluent collection network, through the construction of 29,000 meters of collection networks; 322 manholes; 2,659 home connections; 150 meters of delivery pipe and 1 pumping station. Excavation, pipe placement and sand bed, installation of PVC pipe (DN 160, 200 mm), placement of reinforced concrete manholes, cobblestone pavements, concrete, asphalt and replacement of sidewalks are currently being carried out.