Contracting Of The Rental Service Of A Tracked Excavator Of 211 Hp And More (Machine Serviced At All Costs) For The Project Improvement Of The Transitability Service Of The Yaca-Ocobamba-Taccacca-Runahuañuscca Route, Of The Districts Of Circa And Chuquibambilla Of The Provinces Of Abancay And Grau Of The Department Of Apurimac - Contracting Of Rental Service Of A Tracked Excavator Of 211 Hp And More (Machine Serviced At All Costs) For The Project: Improvement Of The Transitability Service Of The Yaca-Ocobamba-Taccacca-Runahuañuscca Route, Of The Districts Of Circa And Chuquibambilla Of The Provinces Of Abancay And Grau Of The Department Of Apurimac