Open invitation to tender, deadline 30/04/2024, for construction of 1.28 km-long twin track Aginaga tunnel on Bilbao-Donostia line. Contract value EUR32.22 million excluding VAT, duration 40 months. Contact ETS - Euskal Trenbide Sarea, Bilbao, tel +34 946572600, email kontratazioa@ets-rfv.eus. Visit https://ted.europa.eu/en/notice/-/detail/186938-2024. Ref.n. P20025381. 18/24.