Cl 6 Execution And Rehabilitation Of Boreholes In The Localities: Calvini And Izvoru Dulce, Execution And Rehabilitation Of Drinking Water Collection/Treatment Stations/Water Farms In The Localities: Calvini, Cislau, Buda Craciunesti, Manzalesti, Chiojdu, Magura, Sarata Monteoru And Rehabilitation Of Sarata Monteoru And Nehoiu Reservoirs