Open invitation to tender, deadline 11/07/2023, for the construction of a fiber optic telecommunications cable system along the A81 motorway from Nufringen to Engen to improve data transmission between the BAB tunnels, the telematics systems and the operations center in Stuttgart. Click here for tender documents and where tenders must be sent. Duration of the contract is from 01/08/2023 to 28/02/2025. Contact Autobahn GmbH des Bundes - NL Südwest, Stuttgart, email vergabe.suedwest@autobahn.de. Visit http://ted.europa.eu/udl?request=Seek-deliver&language=en&docid=348745-2023. Ref.n. A.03425.10.003. 24/23.