Open invitation to tender, deadline 15/07/2025, to provide safety in the operational phase for existing tunnels in the state road network in Eastern and Western Andalusia. Click here for bid documents and where tenders must be sent. Value of contract EUR 2.17 million, excluding VAT. Duration of the contract is 24 months. Contact Direccion General de Carreteras, Madrid, tel +34 915978341, fax +34 915978547, email dgc.licitaciones@fomento.es. Visit https://ted.europa.eu/en/notice/-/detail/386952-2025 . Ref.n. C30258031029. 25/25.

Open invitation to tender, deadline 21/07/2025, for the repair of selected technologies in the Rudna Control Centre and in the twin tunnels Lochkov (1650 m) and Cholupice (1950m) on the D0 highway. The contract includes also the replacement of CCTV servers. For tender documents please click here, where tenders must be sent. Value of the contract is EUR 2.06 million (CZK50.97 million), excluding VAT. Duration of contract will be 12 months. Contact Reditelstvi Silnic a Dalnic, Prague, tel +420 702220414, email marek.slunecko@rsd.cz. Visit https://ted.europa.eu/it/notice/-/detail/421865-2025, https://ted.europa.eu/it/notice/-/detail/409636-2025 and https://ted.europa.eu/it/notice/-/detail/326935-2025. Ref.n. 01PU-006006. 27/25.

Open invitation to tender, deadline 22/07/2025, for the drafting and updating of intervention and safety plans (PIS) for canal tunnels managed by VNF. Click here for bid documents and where tenders must be sent. Value of contract EUR151,200, excluding VAT. Contact Voies Navigables de France, Bethune, tel +33 3 21 63 24 24, email division-achats@vnf.fr. Visit https://ted.europa.eu/en/notice/-/detail/385539-2025. Ref.n. 2511F011. 25/25.

Restricted invitation to tender, deadline 31/07/2025, for project management in view of the studies and modernisation of the lighting in the Bobigny-Drancy (2 x 2,220 m), Lumen (2 x 460 m) and Norton (2 x 180 m) tunnels on the A86 motorway. Click here for bid documents and where tenders must be sent. Contract duration 50 months. Contact DIRIF, attn Serge Angelergues, Paris, tel +33 146768724, email upimppac.dcppa.sg.drieat-if@developpement-durable.gouv.fr. Visit https://ted.europa.eu/en/notice/-/detail/410493-2025. Ref.n. DRIEAT-DIRIF-STT-AOO-25-036. 26/25.

Open invitation to tender, deadline 05/08/2025, for the Technical‑Economic‑Environmental Study, including the materials required for obtaining the Environmental Conditions Decision, for the project ‘Construction of the S‑17 expressway, Drewnica – Zakręt section (14 km) in Warsaw. The objective is to select the most advantageous route option, taking into account tunnel solutions. Click here for bid documents and where tenders must be sent. Duration of contract 48 months. Contact GDDKiA (Generalna Dyrekcja Dróg Krajowych i Autostrad), Varsavia, tel +48 222092361, email azeynalov@gddkia.gov.pl. Visit https://ted.europa.eu/en/notice/-/detail/421068-2025 and https://ted.europa.eu/en/notice/-/detail/408727-2025. Ref.n OWA.D-3.2411.8.2025. 27/25.

Open invitation to tender, deadline 11/08/2025, for local construction management services for the implementation phase (Phases 52-53) concerning the early renewal of dynamic signage in the Glion tunnel (1345 m, 1345 m) on the N09 as part of the ANT Chexbres-Roche project. Click here for bid documents. Duration of contract is from 01/11/2025 to 30/11/2026. Contact Ofrou, Estavayer-le-Lac, tel +41584618711, email marchespublics.estavayer@astra.admin.ch. Visit  https://ted.europa.eu/en/notice/-/detail/410868-2025. Ref.n. N09.52 MP-210021. 26/25.

Open invitation to tender, deadline 14/08/2025, for a surveyor for the entire Le Locle bypass project (N20) until the commissioning phases. Click here for bid documents. Duration of the contract is from 10/11/2025 to 31/12/2035. Contact Ofrou, Estavayer-le-Lac, tel +41 58 461 87 11, email marchespublics.estavayer@astra.admin.ch. Visit https://ted.europa.eu/en/notice/-/detail/410995-2025. Ref.n. N20.71 MP-180010. 26/25.

Open invitation to tender, deadline 14/08/2025, for the implementation of technologies for environmental sustainability and energy redevelopment. The contract consists of three lots. Lot 1, value EUR 9.98 million excluding VAT, includes the Berici tunnels on the Vicenza ring road, the Verona Sud toll booth, the Padova Ovest toll booth, the Nanto Sud parking area, the Agugliaro tunnel and the Saline tunnel. Click here for bid documents and where tenders must be sent. Value of the contract is EUR 30.41 million, excluding VAT. Duration of contract from 01/12/2025 to 04/10/2026. Contact Autostrada Brescia Verona Vicenza Padova SpA, Verona, tel +39 0458272222, email direzione@pec.autobspd.it. Visit https://ted.europa.eu/en/notice/-/detail/426527-2025. Ref.n. G00218_2025. 27/25.

Open invitation to tender, deadline 19/08/2025, for construction of the 510 m  Eugenio Gross - Blas de Lezo underground subsection III, part of the Malaga metro line 2 extension to the Civil Hospital. Click here for bid documents and here where tenders must be sent. Value of the contract is EUR61.14million, excluding VAT. Duration of contract 36 months. Contact Agencia de Obra Publica de la Junta de Andalucia, Seville, tel +34 955007400, fax +34 955007477, email licitaciones@aopandalucia.es. Visit https://ted.europa.eu/en/notice/-/detail/408241-2025 and https://ted.europa.eu/en/notice/-/detail/65201-2025. Ref.n. TMM6209OEJ0. 26/25.

Open invitation to tender, deadline 26/08/2025, for the design of the Airolo junction reorganisation, as part of the second Gotthard tunnel (2TG) project on the N02 motorway, in the technical areas of structures, routes and tunnels, and geotechnics, for the DP (including processing of charges) and DP contract phases (Phase 41, SIA 103) up to commissioning (Phase 53, SIA 103), excluding construction management.

The main items are: the Airolo tunnel, the junction with the pass road (including the Lucendro bridge), the relocation of the AET canal, the Albinengo and Bedretto roundabouts (including the connecting road), and the final arrangements. The duration of the contract is from 01/01/2026 to 31/12/2035. Click here for tender documents. Contact Ofrou, Bellinzona, tel +41 58 469 68 11, email acquistipubblici@astra.admin.ch. Visit https://ted.europa.eu/en/notice/-/detail/448099-2025. Ref.n. MP-120043. 28/25.

Open invitation to tender, deadline 01/09/2025, for the renovation of the electrical system for the technical power plants of the 6.6km San Bernardino tunnel on the N13. For bid documents click here. The duration of the contract is from 03/11/2025 to 24/03/2028. Contact Ofrou, Bellinzona, tel +41 58 469 68 11, email acquistipubblici@astra.admin.ch . Visit https://ted.europa.eu/en/notice/-/detail/407685-2025. Ref.n. MP-070007. 26/25.

Postponed to 01/09/2025 the deadline of the international tender 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 the cities of Santos and Guaruja, on the coast of São Paulo, will be 1,500 m long with 870 m under the channel of the port of Santos. Interested parties may submit requests for clarification until 09/08/2025 and/or for technical visit until 25/08/2025,  email tunelimerso@sp.gov.br. Click here for bid documents. Value of PPP contract EUR 1.07 bn (BRL6.81 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. 24/25.

Postponed to 01/09/2025 the deadline of the international tender 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 the cities of Santos and Guaruja, on the coast of São Paulo, will be 1,500 m long with 870 m under the channel of the port of Santos. Interested parties may submit requests for clarification until 09/08/2025 and/or for technical visit until 25/08/2025,  email tunelimerso@sp.gov.br. Click here for bid documents. Value of PPP contract EUR 1.07 bn (BRL6.81 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. 24/25.

Open invitation to tender, deadline 02/09/2025, for technical assistance during monitoring and supervision of the tunnels Villabona 90I (902 M) and 90II (853 m) renovation project on the Leon - Gijon conventional gauge railway line. Click here for bid documents and here where tenders must be sent. Value of the contract is EUR 1.92 million, excluding VAT. Duration of contract will be 21 months. Contact Adif, Madrid, tel +34 91 300 76 61, email comprascontratacion@adif.es. Visit https://ted.europa.eu/en/notice/-/detail/408955-2025. Ref.n. 3.25/27507.0107. 27/25.

Open invitation to tender, deadline 15/09/2025, for inspection organization of various technical areas of the Norrbotnia/North Bothnia Line. Click here for bid documents and where tenders must be sent. Value of contract EUR 1.71 million (SEK19 million), excluding VAT. Duration contract from 01/01/2026 to 31/12/2032. Contact Trafikverket Myndighet, attn Marianne Werner, Borlange, tel +46 070-215 40 91, email marianne.werner@trafikverket.se. Visit https://ted.europa.eu/en/notice/-/detail/385515-2025. Ref.n. KOM-414787. 25/25.

Open invitation to tender, deadline 15/09/2025, for the surveillance of infrastructures managed by Società Autostrada Tirrenica p.a., pursuant to the LLGG Bridges (Ministerial Decree 204/2022) and LLGG Tunnels (Ministerial Decree 247/2022), and tests and investigations in support of the surveillance service. Click here for bid documents and where tenders must be sent. Value of contract is EUR 1.54 million, excluding VAT. Contact SAT Società Autostrada Tirrenica p.A., Rome, tel +39 0643634763, email autostradatirrenica@pec.tirrenica.it. Visit https://ted.europa.eu/en/notice/-/detail/427044-2025. Ref.n. 20-S-2025. 27/25.

Restricted invitation to tender, deadline 22/09/2025, for engineering services for the replacement of tunnel fans in the railway tunnels on the Betuweroute, a 160 km-long double-track freight railway linking the Mainport Rotterdam with Zevenaar on the Dutch/German border. Click here for bid/tender documents and where tenders must be sent. Duration of the contract from 01/01/2026 to 31/12/2029. Contact ProRail B.V., attn Joost Witjes, Utrecht, tel +31 0634008278, email aanbestedingen@prorail.nl. Visit  https://ted.europa.eu/en/notice/-/detail/448179-2025. 28/25.