Consulting Service For The Elaboration Of The Technical File Of The Project: Creation Of The Sivia-Pichari Interregional Bridge And Access. Located In The District Of Pichari-Province Of The Convention-Department Of Cusco And District Of Sivia-Hua-Contracting Of Consulting Service For The Elaboration Of The Technical File Of The Project: Creation Of The Interregional Bridge Sivia-Pichari And Access, Located In The District Of Pichari-Province Of The Convention-Department Of Cusco And The District Of Sivia-Province Of Huanta-Ayan