Modernisation of track infrastructure in Częstochowa and Łódź Kaliska, Poland April 28, 2026 | Europe Tenders, Tenders & Contracts Country: Poland Organisation: Polregio S.A Description: Bids are invited to modernise track infrastructure at the rolling stock repair and maintenance section in Częstochowa and the rolling stock main... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password