Łódź High Speed Railway Tunnel
Centralny Pork Komunikacyjny (CPK) has received five offers to construct railway tunnel 4.6 km long under Łódź as part of High-Speed Railway (HSR) from Warsaw to Wroclaw and Poznań, the so-called “Y”. This will be the longest railway tunnel in Poland and also the broader one (14 m diameter) made in TBM technology in history….