November 30 the nuclear 22220 Design icebreaker “Sibir” returned to Baltic Shipyard in St. Petersburg after successfully completing the main phase of the yard trials.
During more than two weeks that the icebreaker spent in the Gulf of Finland a team of yard specialists, the crew and representatives of the yard’s contractors checked up the vessel’s systems and mechanisms in different modes.
The 22220 Design is the world’s most powerful icebreaker. The vessels built to this project will be deployed mainly to provide round the year assistance to commercial shipping in the Western Arctic.
Technical details of Project 22220:
- Deep displacement: 33,540 tons
- Length overall: 173.3 m
- Beam overall: 34 m
- Amidships height to upper deck: 15.2 m
- Draft on design waterline: 10.5 m
- Minimum operating draft: 8.55 m
- Maximum operating ice thickness: 2.8 m
- Nuclear power plant includes the RITM-200 reactor unit with a capacity: 175 MW
- Steam turbine unit with an output: 72 MW
- Crew: 75 persons
- Life cycle: 40 years.