Icebreaker of 16 MW power. Project 21900М


KM Icebreaker6 [2] AUT1-ICS FF2 EPP ECO HELIDECK Special purpose ship of the Russian Maritime Register of Shipping


Performing a wide range of research work in the Arctic Ocean by an expedition aboard an ice-resistant self-propelled platform (LSP):

  1. Self-guidance of large-tonnage vessels.
  2. Towing of ships and other floating structures in ice conditions and in clear water.
  3. Extinguishing fires on floating objects and other structures.
  4. Carrying out work to provide assistance to ships in distress in ice conditions and in clear water.
  5. Transportation of containers on the open part of the upper deck, including refrigerated containers with appropriate power supply, as well as other deck cargo.


A two-deck vessel with an elongated forecastle, with an average location of the engine room, with two full-revolving rudder propellers in the stern and a thruster in the bow, with an accommodation superstructure shifted to the bow, a helicopter landing pad in the bow and an open deck in the stern.


  • Anchor-mooring winch, pcs. x kN 2x125
  • Mooring winch, pcs. x kN 4x125, 2x125
  • Towing winch, pcs. x kN 1x350
  • Lifeboat, pcs. x pers. 2x60
  • Drop-type inflatable life raft, pcs. x pers. 6x20
  • Rescue boat, pcs. x pers. 1x6
  • Work boat, pcs. x pers. 1x12
  • Electrohydraulic folding crane (capacity x boom outreach) 3 t x 16 m, pcs. 2
  • Cargo electro-hydraulic crane with a folding boom:
    • main hook, l / p, t x boom radius, m 26x32
    • auxiliary hook, load capacity, t x boom outreach, m 3x33
  • Cargo beam crane, capacity, t 0.4
  • Helipad for receiving helicopters Ka-32, Mi-8, Mi-38

Construction plant

"Vyborg Shipbuilding Plant", Vyborg.

Main Features

  • Maximum length, m 119.8
  • Length between perpendiculars, m 104.0
  • Maximum width, m 27.5
  • Width on design waterline, m 26.5
  • Board height, m 12.4
  • Draft, m8.5
  • Draft at mooring lines, t 120
  • Speed, knots OK. 17
  • Cruising range, miles approx. 11000
  • Endurance in terms of fuel/provisions, days 40/45
  • Crew, people / number of seats 35/58
  • Ice penetration in forward/reverse, m 1.5/1.3

Power plant

  • Rowing electric motor, pcs. x kW 2x9000
  • Main diesel generator, pcs. x kW 4x6750
  • Parking diesel generator, pcs. x kW 2x760
  • Emergency diesel generator, pcs. x kW 1x200
  • Thermal boiler unit, pcs. x kW 2x4000

Chief Designer

Milavin S.A.