Construcciýn de red de alcantarillado sanitario en varias calles de la Col. Pýnfilo Natera, consistente en el suministro e instalaciýn de 486.39 m. de tuberýa de PVC SDR-35 de 20 cms. de diýmetro, ademýs de 11 pozos de visita, en Cd. Juýrez, Chih.

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