Construccion de Muro de Contenciýn, Calle Niýo Artillero, Barrio el Rosario Parte Baja, Agencia San Juan Chapultepec._x000D_ Construccion de Pavimento de Concreto Hidrýulico, Calle Niýo Artillero, Barrio el Rosario Parte Baja, Agencia San Juan Chapultepec.

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