Construction Supervision: Bridge Renovation; At Km 3+540 Of The Neighborhood Road An-1100-Sector Nivin, District Of Carhuaz, Province Carhuaz, Department Ancash¿ With Cui N°2529500 - Construction Supervision: Bridge Renovation; At Km 3+540 Of The Neighborhood Road An-1100-Sector Nivin, District Of Carhuaz, Province Carhuaz, Department Ancash¿ With Cui N°2529500