Subterra a.s. constructed a new underground utility tunnel on the left side of Wenceslas Square (looking towards the National Museum) including interconnection to line A, C and to the existing utility tunnels (Vodičkova and Příkopy). The total length of the utility tunnel (including branches) is 266.5m. The depth of the vertical alignment of the new utility tunnel is about 12 m below the existing ground level
