Icebreaker
In May 2007, sea trials were completed for the nuclear-powered Russian icebreaker NS . The vessel was put into service by Murmansk Shipping Company, which manages all eight Russian state-owned nuclear icebreakers. The keel was originally laid in 1989 by Baltic Works of Leningrad, and the ship was launched in 1993 as NS "Ural". This icebreaker was intended to be the sixth and last of the "Arktika" class, and currently is the world's largest icebreaker.
Wasser- und Schifffahrtsamt
The Administration operates a fleet of about a dozen icebreakers. The newest, the "Keiler", was delivered in December 2011. Their oldest existing icebreaker, the "Steinbock", was commissioned in 1935. The "Keiler", and another new vessel, the "Kietz", are long and wide, with a draft of . They are diesel powered, with engines that produce . They cost 5 million Euros each. Other vessels include the "Widder, Stier" and the "Wisent".