Execution Of The Work To: Improvement And Expansion Of The Water Supply Service For Irrigation In The Sectors Of Sausaran, Quesccañuma, Huariri And Challhuanca Of The Community Of Cullahuata District Of Velille Of The Province Of Chumb - Execution Of The Work: Improvement And Expansion Of The Water Supply Service For Irrigation In The Sectors Of Sausaran, Quesccañuma, Huariri And Challhuanca Of The Community Of Cullahuata District Of Velille Of The Province Of Chumbivilcas Of The Department Of Cusco.