Buoy tender vessels like the "Kazarka" are used to service floating and shore navigation signs, monitor the depth of the fairway, and periodically tow barges with a displacement of no more than 400 tons in the inland river network.
This is a single-hull vessel with a steel hull having beam camber, a forecastle, stern trim, a semi-sunken superstructure and a raised wheelhouse made of aluminum-magnesium alloy, and a bow thruster.
The vessels of Project 3050.1A are being built by order of the Federal State Institution "Rechvodput" as part of the fleet renewal program, with work being carried out by LLC "Kingisepp Machine-Building Plant". The buoy tender vessel was developed by the Gorky Central Design Bureau of River Fleet.
Characteristics of vessels of Project 3050.1A:
- length overall, m - 26.80;
- maximum width, m - 4.20;
- side height at midships H, m - 1.50;
- freeboard height, m - 0.604;
- draft at DWL, m - 1.00;
- main engine power, kW - 1×220;
- calculated speed in still water, km/h - 20.0;
- crew, people - 6;
- endurance, days - 6.
The motor ship is equipped with the latest systems for controlling the ship's power plant, devices for servicing navigation equipment on inland waterways, and modern communication and navigation equipment.
Also, for servicing navigation signs, it has a crane-manipulator with a lifting capacity of 1 ton.
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