Negotiated invitation to tender, deadline 31/03/2022, for a tunnel expert for the Karlsruhe-Basel project, section 8B PfA 8.7. For tender documents please click here, where tenders must be sent. Duration of contract from 01/0672022 to 31/08/2024, with a renewal option until 31/10/2029. For further information contact FEI-SW - Beschaffung Infrastruktur Region Südwest, attn Christian Volenter, Stuttgart, tel +49 71120921245, fax +49 71120923690, email christian.volenter@deutschebahn.com. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=117890-2022. Ref.n. 21FEI53091. 09/22.