Vyborg Shipyard (United Shipbuilding Corporation) has launched the serial diesel-electric icebreaker Novorossiysk (Project 21900M). The hull of the Novorossiysk has been assembled at the semi-submersible barge Atlant built at the shipyard specially for implementation of this order. To launch the icebreaker the barge was towed to the deepwater area of the Vyborg Bay.

Acceptance/delivery certificate for diesel-electric icebreaker Vladivostok, lead ship of Project 21900M.