Bidding Announcement: Adif High Speed ​​- Presidency. Object: Ce Verification Of Interoperability Of The Infrastructure, Energy And Control Subsystems - Control And Signaling In Land And Verification Of The Additional Instructions Contemplated In The Tma/135/2023 Order, In The General Design Phase, Of The Actua In The High -Speed Lines, In Open Order Regime (3 Lots). File: 3.25/20810.0029. (EXPIRED)