Bidding Adif - Presidency Announcement. Object: Execution Of The Works Of The Treatment And Consolidation Project Of The Trench Located Between The Pp.Kk. 98+875 To 99+125. Line: Aigües Bifurcation - Frontera La Tour De Carol -Enveigt (P.K. 50,707) / Puigcerdá. Section: Vic - Ripoll. File: 3.25/27507.0087.