Construcciýn de alcantarillado sanitario consistente en el suministro e instalaciýn de tuberýa con junta hermýtica, 146.46 mts de 30 cms. de diýmetro, y 1826.73 mts de 91 cms. de diýmetro ademýs de 19 pozos de visita tipo comýn y 2 pozos de visita tipo caja uniýn

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