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Sibir (1977 icebreaker)

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

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-8orKa-27 helicopter
Aviation facilities	Helipad and hangar for one helicopter

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.

She was withdrawn from service in 1992 and was reported in 2012 as being moored at Murmansk awaiting scrapping.^[4]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

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