Open invitation to tender, deadline 27/11/2025, for Signalling Systems (Lot BSA 041), section Lungern North - Giswil South, on the N8. For further information on tender documents please click here. The duration of the contract is from 13/04/2026 to 31/12/2029. Contact Obwalden Department of Construction and Spatial Development, Civil Engineering Office, Kerns, tel +41416666288, email tba@ow.ch. Visit https://ted.europa.eu/en/notice/-/detail/648590-2025. 41/25.