Postponed to 01/07/2025 the deadline of the open invitation to tender for the development of design documentation together with technical support for the project entitled: Construction of a long-distance tunnel in Łodz, along the railway line n. 85, including its connection with the railway line n. 14 - section of the Łodz Retkinia branch line. Click here https://portal.smartpzp.pl/cpk/public/postepowanie?postepowanie=80219121 for bid documents and where tenders must be sent. Duration of the contract is 96 months. Contact Centralny Port Komunikacyjny sp. z o.o., attn Biuro Zakupow, Warsaw, tel +48 539188116, email zamowienia@cpk.pl. Visit https://ted.europa.eu/it/notice/-/detail/408948-2025, https://ted.europa.eu/it/notice/-/detail/401625-2025, https://ted.europa.eu/it/notice/-/detail/389237-2025 and https://ted.europa.eu/it/notice/-/detail/365623-2025. Ref.n. FZA.2510.4.2025/RP/10. 26/25.