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USCGC Bollard breaking light ice. The USCG 65' small harbor tug is a class of fifteen tugs used by the United States Coast Guard for search and rescue, law enforcement, aids-to-navigation work and light icebreaking. The tugs are capable of breaking 18 in (0.46 m) of ice with propulsion ahead and 21 in (0.53 m) of ice backing and ramming. [ 2]
Arktika. -class icebreaker. The Arktika class is a Russian (formerly Soviet) class of nuclear-powered icebreakers. Also known by their Russian designations Project 10520 (first two ships) and Project 10521 (from third ship onwards), they were the world's largest and most powerful icebreakers until the 2016 launch of the first Project 22220 ...
Ice class. MS Viking XPRS, a ship in Finnish-Swedish ice class 1A Super in Helsinki harbour during wintertime. Ice class refers to a notation assigned by a classification society or a national authority to denote the additional level of strengthening as well as other arrangements that enable a ship to navigate through sea ice.
Ice navigation vessel or Ice-strengthened vessel is a class of ships specially prepared for independent ice navigation in the waters of the polar seas and for following icebreakers in especially difficult ice conditions. [ 1][ 2] Various registration authorities assign ice classes to vessels based on their technical characteristics. [ 3][ 4 ...
This is a list of icebreakers and other special icebreaking vessels (except cargo ships and tankers) capable of operating independently in ice-covered waters. Ships known to be in service are presented in bold .
Yamal ( Russian: Ямал) is a Russian Arktika -class nuclear-powered icebreaker operated by Atomflot (formerly by the Murmansk Shipping Company ). She is named after the Yamal Peninsula in Northwest Siberia; the name means End of the Land in Nenets . Laid down in Leningrad in 1986, and commissioned in October 1992, after the breakup of the ...
RSV Nuyina is an icebreaking research and supply vessel intended to support Australian scientific activities and research bases in Antarctica. Capable of deploying a wide range of vehicles, including helicopters, landing barges and amphibious trucks to support the resupply operation, the new ship provides a modern platform for marine science research in both sea ice and open water with a large ...
The description of ice conditions where ships of each Polar Class are intended to operate are based on World Meteorological Organization (WMO) Sea Ice Nomenclature. [4] These definitions are intended to guide owners, designers and administrations in selecting the appropriate Polar Class to match the intended voyage or service of the vessel.