Compared to its predecessors, icebreaker Urho was at the time of its construction in 1975 an exponent of highly advanced technology and it, actually, still is part of the elite of the icebreakers in the Baltic Sea. The modernization work the icebreaker Urho will undergo is the largest ever done to the ship. It will take about four years work and will start immediately. The renovation work will concentrate in the renewal of the automation and electric systems. This includes among other things a new machinery alarm system…