CONSTRUCCIÓN DE 23 706 M2 DE PISO FIRME DE CONCRETO HIDRÁULICO A REALIZARSE EN 899 VIVIENDAS DE 7 LOCALIDADES EN LAS DELEGACIONES ÁLVARO OBREGÓN IZTAPALAPA MIGUEL HIDALGO MILPA ALTA TLALPAN TLAHUAC Y XOCHIMILCO DEL DISTRITO FEDERAL.

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