Contracting For The Preparation Of A Technical File And Execution Of Work Under The Design And Construction Delivery System Of The Project Improvement Of The Inter-City Road Transitability Service In The Incachaca Road Bridge In The District Of C - Contracting For The Preparation Of A Technical File And Execution Of Work Under The Delivery System Design And Construction Of The Project Improvement Of The Inter-City Road Transitability Service In The Incachaca Road Bridge In The District Of Challabamba, Province Of Paucartambo, Del Depart Me