Open invitation to tender, deadline 09/06/2023, for supply, installation, assembly and commissioning of the E&M equipment in the 1290 m tunnel of the Bad Zurzach's northern bypass. For further information please click here (German) and/or here (French). Duration of the contract is from 10/07/2023 to 18/08/2025. Contact Departement Department of Construction, Transport and Environment Department of civil engineering, Aarau, tel +41 62 8353560, email ausschreibungen.atb@ag.ch. Visit http://ted.europa.eu/udl?request=Seek-Deliver&language=en&docid=276671-2023. Ref.n. 640-203328. 19/23.