Construction Supervision: Bridge Renovation; At Km 3+500 Of The Neighborhood Road An-770-Sector Vicos, Marcara District, Carhuaz Province, Ancash Department With Cui N°2529520 - Construction Supervision: Bridge Renovation; At Km 3+500 Of The Neighborhood Road An-770-Sector Vicos, Marcara District, Carhuaz Province, Ancash Department With Cui N°2529520