Execution Of The Work: "Improvement Of The Flood Irrigation System In The Communities Of Valle De Colca And Santa Rosa District Of Acraquia - Province Of Tayacaja - Department Of Huancavelica", Cui N ° 2515779 - Contracting Of The Execution Of Work: Improvement Of The Flood Irrigation System In The Communities Of Valle De Colca And Santa Rosa Huancavelica, Cu 2515779.