Open invitation to tender, deadline 17/12/2025, for upgrading works on the generator sets, electrical substations, and cable replacement in the stations and tunnel sections of Milan Metro lines M1 and M2. Click here for bid documents and where tenders must be sent. Value of contract EUR18.25 million, excluding VAT. Duration of contract 4 years. Contact Azienda Trasporti Milanesi, Milan, tel +39 02 48037431, email acquisti@atmpec.it.Visit https://ted.europa.eu/en/notice/-/detail/756762-2025. 47/25.

Open invitation to tender, deadline 06/01/2026, for assisting the Île-de-France Roads Directorate (DiRIF) in implementing and improving its Tunnel Safety Management System (TSMS) in road tunnels in the Île-de-France region.  Click here for bid/tender documents and where tenders must be sent. The duration of the contract is 48 months. Contact DRIEAT IF (Direction Regionale et Interdepartementale de l'Environnement, de l'Amenagement et des Transports d'Ile-de-France), attn Vincent Rouveyrol, Paris, tel +33 140618630, email dcppa.sg.drieat-if@developpement-durable.gouv.fr. Visit https://ted.europa.eu/en/notice/-/detail/755151-2025. Ref.n. DRIEAT-DIRIF-STT-AOO-25-013. 46/25.

Open invitation to tender, deadline 12/01/2026, for the underground geotechnical measurements and partial documentation using the tunnel scanner for the Section 2 Donau-Sud - Waldeggstrasse of the A26 Linz Highway project. The Section 2 includes the 3.2km Freinberg tunnel. Click here for bid documents and where offers must be sent. For bid documents www.provia.at. Duration of the contract is from 01/09/2026 to 31/12/2030. Contact Asfinag Bau Management GmbH, Vienna, tel +43 5010810000, email office@asfinag.at. Visit https://ted.europa.eu/en/notice/-/detail/791488-2025. Ref. Provia n. 146098. 48/25.

Open procedure with a deadline of January 14, 2026, for the implementation of InSAR-based (Synthetic Aperture Radar Interferometry) monitoring services. The scope includes tunnels and underground assets (Lot 1) as well as bridges and viaducts (Lot 2), aimed at identifying early signs of abnormal structural movement.

Click here for tender documents and submission of offers. Contract duration: 24 months. Contact Rijkswaterstaat Centrale Informatievoorziening, Attn: David Chiang, Delft, Tel. +31 887972800, Email inkoopcentrum-IV@rws.nl

Visit https://ted.europa.eu/en/notice/-/detail/803681-2025 and https://ted.europa.eu/en/notice/-/detail/723931-2025  Ref. No. 31212460. 50/25

Open invitation to tender, deadline 23/01/2026, for the inspection, condition assessment, and monitoring of structures along:

• the section of the N2 motorway between the Chiasso Brogeda customs area and the South portal of the Gotthard tunnel,
• the section of the N13 motorway from Bellinzona North to the South portal of the San Bernardino tunnel,
• the NEB sections of the N13 from Bellinzona South to Ascona,
• the N24 from Mendrisio to Gaggiolo.

from 01/05/2026 to 31/12/2030. The contract is composed by 4 lots.

Click here for bid documents. Duration of the contract is from 01/05/2026 to 30/06/2031. Contact Ofrou, Bellinzona, tel +41584696811, email acquistipubblici@astra.admin.ch. Visit https://ted.europa.eu/it/notice/-/detail/755276-2025. Ref. n. MP-080093 / MP-180022. 46/25.

between the Chiasso Brogeda customs area and the South portal of the Gotthard tunnel,

the section of the N13 motorway from Bellinzona North to the South portal of the San Bernardino tunnel,

the NEB sections of the N13 from Bellinzona South to Ascona,

the N24 from Mendrisio to Gaggiolo.

from 01/05/2026 to 31/12/2030. The contract is composed by 4 lots.

Click here for bid documents. Duration of the contract is from 01/05/2026 to 30/06/2031. Contact Ofrou, Bellinzona, tel +41584696811, email acquistipubblici@astra.admin.ch. Visit https://ted.europa.eu/it/notice/-/detail/755276-2025. Ref. n. MP-080093 / MP-180022. 46/25.