Contracting For The Execution Of The Work: Execution Of The Work: ¿Improvement Of The Water Supply Service For Irrigation In The Spanish Canal Of Centro Poblado Ampanu, District Of Culebras Of The Province Of Huarmey, Department Of Ancash¿ With Cui - Contracting For The Execution Of The Work: Execution Of The Work: Improvement Of The Water Supply Service For Irrigation In The Spanish Canal Of Centro Poblado Ampanu, District Of Culebras, Province Of Huarmey, Department Of Ancash, With Cui N°2686252