Sibir (1977 icebreaker)

This article is about the 1977 nuclear icebreaker. For other icebreakers of the same name, see Sibir (icebreaker).

Sibir (Russian: Сибирь; literally: Siberia), built in 1977, is a retired Russian nuclear-powered icebreaker of the Arktika class. She is the only icebreaker of her class that does not feature a red superstructure.

Sibir in 2012
History
Russia
Name	Sibir (Сибирь)
Namesake	Russian for Siberia
Owner	Russian Federation
Operator	FSUE Atomflot
Port of registry	1977–1992: Murmansk,  Soviet Union 1992 onwards: Murmansk,  Russia
Builder	Baltic Shipyard
Yard number	701
Laid down	26 June 1974
Launched	23 February 1976
Commissioned	28 December 1977
Decommissioned	1992
In service	1977–1992
Identification	Call sign: UWDS IMO number: 7604491 MMSI number: 273138200
Status	Being demolished[1]
General characteristics [2]
Class and type	Arktika-class icebreaker
Tonnage	20,665 GT[3] 4,096 DWT[3]
Displacement	23,000 tons
Length	148 m (486 ft)
Beam	30 m (98 ft)
Draught	11 m (36 ft)
Depth	17.2 m (56 ft)
Installed power	Two OK-900A nuclear reactors (2 × 171 MW) Two steam turbogenerators (2 × 27.6 MW)
Propulsion	Nuclear-turbo-electric Three shafts (3 × 18 MW)
Speed	20.6 knots (38.2 km/h; 23.7 mph) (maximum)
Endurance	7.5 months
Crew	189
Aircraft carried	1 × Mi-2, Mi-8 or Ka-27 helicopter
Aviation facilities	Helipad and hangar for one helicopter

She was withdrawn from service in 1992 and was reported in 2012 as being moored at Murmansk awaiting scrapping.^[4]

She has a gross tonnage of 20,655 and a dead weight of 4,096 tonnes.^[3]

References

1. "Reactors removed from «Sibir»". thebarentsobserver.com. Retrieved 24 July 2022.
2. "Atomic Icebreakers Technical Data". rosatomflot.ru. Retrieved 9 October 2017.
3. "SIBIR". www.marinetraffic.com. Retrieved 24 April 2015.
4. Pettersen, Trude (26 January 2012). "Russia scraps three nuclear icebreakers". Barents Observer. Retrieved 19 December 2013.