Execution Of The Service Called: Emaining And Conformation Of Dique Of The Riberean Defense Of The Aja Rio In The La Tza Alta, Mar-Gen Right Between The Coordinates (508512.75; 8362268.27-509080; 8362322), District Of Nasca, Province Of Nasca Of The Riverside Defense Of The Aja River In The La Tiza Alto Sector, Mar-Gen Right Between The Coordinates (508512.75; 8362268.27-509080; 8362322), Nasca District, Nasca Province, Department Of Ica¿.