Open invitation to tender, deadline 16/06/2025, for the construction of the 7.9km Valle del Genil section, part of the 19 km Loja Bypass on the Antequera–Granada high-speed line. The Valle del Genil section includes the Cerro de los Limones tunnel (1,295 m), the longest in the Loja Bypass, and two viaducts measuring 794 m and 693 m. The Loja Bypass will reduce travel times on rail connections to Granada, thanks to a new double-track and high-speed alignment. Click here for bid documents and here where tenders must be sent. Value of contract EUR 281.91 million, excluding VAT. Duration of contract 36 months. Contact Adif AltaVelocidad, Madrid, tel +34 917744804, emailcomprascontratacion@adif.es. Visit https://ted.europa.eu/en/notice/-/detail/239218-2025 and https://www.adifaltavelocidad.es. Ref.n. 3.25/20830.0030. 16/25. 

Competitive procedure with negotiation, deadline 17/06/2025, for project management assistance on economic, socio-economic, and financial matters related to the cross-border section of the new Lyon–Turin railway link. Click here for bid documents and where tenders must be sent. Value of contract EUR 1.81 million, excluding VAT. Duration of contract 84 months. Contact Contattare Tunnel Euralpin Lyon Turin Sas, Chambery, tel +33 479685650, email fonction.contrats@telt-sas.com. Visit https://ted.europa.eu/en/notice/-/detail/246340-2025. Ref. n. S73. 16/25. 

Competitive procedure with negotiation, deadline 17/06/2025, for project management assistance on economic, socio-economic, and financial matters related to the cross-border section of the new Lyon–Turin railway link. Click here for bid documents and where tenders must be sent. Value of contract EUR 1.81 million, excluding VAT. Duration of contract 84 months. Contact Contattare Tunnel Euralpin Lyon Turin Sas, Chambery, tel +33 479685650, email fonction.contrats@telt-sas.com. Visit https://ted.europa.eu/en/notice/-/detail/246340-2025. Ref. n. S73. 16/25. 

Competitive procedure with negotiation, deadline 19/06/2025, for operational management assistance (ACO), for technical assistance (AMOT) for the design and construction phases of the equipment and for support during the commissioning of the cross-border section of the new Turin–Lyon railway line(virtual infrastructure management service - GIV). The tender is composed of 3 lots. Click here for bid documents and where tenders must be sent. Value of contractEUR62 million, excluding VAT. Duration of contract 96 months. Contact Contattare Tunnel Euralpin Lyon Turin Sas, Chambery, tel +33 479685650, email fonction.contrats@telt-sas.com. Visit https://ted.europa.eu/en/notice/-/detail/244682-2025. Ref. n. S65. 16/25. 

Competitive procedure with negotiation, deadline 19/06/2025, for operational management assistance (ACO), for technical assistance (AMOT) for the design and construction phases of the equipment and for support during the commissioning of the cross-border section of the new Turin–Lyon railway line(virtual infrastructure management service - GIV). The tender is composed of 3 lots. Click here for bid documents and where tenders must be sent. Value of contractEUR62 million, excluding VAT. Duration of contract 96 months. Contact Contattare Tunnel Euralpin Lyon Turin Sas, Chambery, tel +33 479685650, email fonction.contrats@telt-sas.com. Visit https://ted.europa.eu/en/notice/-/detail/244682-2025. Ref. n. S65. 16/25. 

Open invitation to tender, deadline 24/06/2025, for the partial rehabilitation of the 4043 m Engelberg railway tunnel on the historic Lucerne-Stans-Engelberg line. The tunnel was damaged by water infiltration. Click here for bid/tender documents and where tenders must be sent. Duration of the contract is from 01/01/2026 to 30/11/2026. Contact zB Zentralbahn AG, Stansstad, tel +41586688888, email einkauf@zentralbahn.ch. Visit https://ted.europa.eu/it/notice/-/detail/287305-2025. 19/25. 

Open invitation to tender, deadline 27/06/2025, for the construction of the Aretes road tunnel (1154 m) on the H18, the East  La Chaux-de-Fonds bypass (Lot 300.1). For the bid documents, please click here. Duration of contract from 02/02/2026 to 31/12/2031. Contact Service des ponts et chaussees, Neuchatel 2, tel +41328896710, email Service.PontsChaussees@ne.ch. Visit https://ted.europa.eu/en/notice/-/detail/188607-2025. 13/25. 

International tender, deadline 28/07/2025, for the construction, operation, conservation, maintenance, and execution of the necessary investments for the operation of the Santos-Guaruja submerged tunnel interconnection System. The excavated tunnel between cities of Santos and Guaruja, on the coast of São Paulo, will be 2,900 m long with 1,700 m under the channel of the port of Santos. Interested parties may submit requests for clarification until 09/07/2025, email tunelimerso@sp.gov.br. Click here for bid documents. Value of contract EUR841.72 million (BRL5.78 bn). Contact  Secretariat of Investment Partnerships, State of São Paulo, email tunelimerso@sp.gov.br. Visit https://www.parceriaseminvestimentos.sp.gov.br/projeto-qualificado/tunel-submerso-santos-guaruja/. Ref.n. 01/2025.16/25. 

International tender, deadline 28/07/2025, for the construction, operation, conservation, maintenance, and execution of the necessary investments for the operation of the Santos-Guaruja submerged tunnel interconnection System. The excavated tunnel between cities of Santos and Guaruja, on the coast of São Paulo, will be 2,900 m long with 1,700 m under the channel of the port of Santos. Interested parties may submit requests for clarification until 09/07/2025, email tunelimerso@sp.gov.br. Click here for bid documents. Value of contract EUR841.72 million (BRL5.78 bn). Contact  Secretariat of Investment Partnerships, State of São Paulo, email tunelimerso@sp.gov.br. Visit https://www.parceriaseminvestimentos.sp.gov.br/projeto-qualificado/tunel-submerso-santos-guaruja/. Ref.n. 01/2025.16/25.