Construction Consulting For The Supervision Of The Work: Construction Of Water Collection And Conduct Line: In The Drinking Water System Of The Town Center Of Yacya, District Of Huari, Province Of Huari - Department Of Ancash, With Code U - Contracting Of Consulting Consulting For The Supervision Of The Work: Construction Of Water Collection And Conduct Line: In The Drinking Water System Of The Town Center Of Yacya, District Of Huari, Province Of Huari - Department Of Ancash, With Unique Investment Code Nº 2661143 (EXPIRED)