Contracting For The Execution Of The Service Named Activities Not Contemplated In The Initial Intervention To The Routine Maintenance Of Paved Departmental Road, Section An 100: Emp. Pe-3N (Dv. Quiroz Station) - Galgada (Prog. 4+670); Galgada - Contracting For The Execution Of The Service Named Activities Not Contemplated In The Initial Intervention To The Routine Maintenance Of Paved Departmental Road, Section An 100: Emp. Pe-3N (Dv. Quiroz Station) - Galgada (Prog. 4+670); Galgada (Prog. 5+000) - Sacaycacha (Prog. 30+000), L=