Sea-going tug boat. Project 00440


KM Arc4 (hull, power) R2 AUT1 Tug Russian Maritime Register of Shipping


Carrying out towing and tilting operations with a transport-launching floating dock (TSPD) of the Zeya type, as well as ships, barges and other floating technical facilities in the port and coastal areas corresponding to the restricted navigation area R2.


Single-deck sheer, twin-screw vessel with a forecastle, a double-deck cabin in the middle part, an open area on the upper deck, an engine room in the stern, with a bow thruster.


  • Bow thruster, pcs. x kW 1x132
  • Electric anchor and mooring capstan, pcs. 1
  • Towing hook, kW 500
  • Work boat, pcs. x pers. 1x6
  • Life raft, pcs. x person 2x10
  • Beam crane, lifting capacity, t 0.32

Main Features

  • Maximum length, m 35.0
  • Length between perpendiculars, m 31.15
  • Estimated width, m 9.5
  • Board height amidships, m 3.9
  • Draft on design waterline, m 3.25
  • Deadweight, t approx. 150
  • Fuel tank capacity, m3 142.4
  • Ballast tank capacity, m3 approx. 50
  • Cruising range when towing at a speed of 5 knots. OK. 1200 miles
  • Travel speed, knots OK. 12
  • Draft on mooring lines, kN 500
  • Autonomy, days 8
  • Crew, pers. 8

Power plant

  • Type - diesel two-shaft, working on adjustable pitch propellers in rotary nozzles
  • Power of the main engines, pcs. x kW approx. 2х1600
  • Diesel generator, pcs. x kW approx. 2x220
  • Thermal boiler, pcs. x kW 1x440
  • Propellers, pcs. x m 2x2.1