Atle-class icebreaker

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Icebreaker Atle
Class overview
Builders	Wärtsilä Helsinki Shipyard, Finland
Operators	Swedish Maritime Administration Arctia Icebreaking
In commission	1974–
Completed	5
Active	5
General characteristics
Type	Icebreaker
Displacement	9,500 t (9,350 long tons)
Length	104.6 m (343 ft 2 in) o/a
Beam	23.8 m (78 ft 1 in)
Draft	7.3–8.3 m (24–27 ft)
Installed power	16.2 MW (21,700 hp)
Propulsion	Diesel-electric
Speed	19 knots (35 km/h; 22 mph) (maximum) 14 knots (26 km/h; 16 mph) (service)
Bollard pull:	190 tonnes
Bunker capacity:	2,200 m³
Endurance:	6–8 weeks

The Atle class comprises five icebreakers built for the

. The two Finnish ships, Urho and Sisu, are sometimes considered a separate class, but all are operationally identical.

The ships were built by

transport.

Ships

• Atle
  , Sweden, commissioned 1974
• Urho, Finland, commissioned 1975
• Frej, Sweden, commissioned 1975
• Sisu, Finland, commissioned 1976
• Ymer
  , Sweden, commissioned 1977

External links

• Media related to Atle class icebreaker at Wikimedia Commons