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1183 m3 Trailing Suction Hopper Dredger w/ Shore Pumpout

1183 m3 Trailing Suction Hopper Dredger w/ Shore Pumpout

This is a Twin Screw Trailing Suction Hopper Dredger equipped with a bow thruster. She has port and starboard drag arms equipped with hydro-scourers. Discharge is by bottom dumping through twelve single bottom doors (six port and six starboard), or by shore pumpout or rainbowing. Pumping distance is up to 400 m at a 4 m elevation.

The vessel can continue dredging in wind for up to 5 Beaufort, with a maximum wave height of 1.75 m (5.74-feet) pitching or 1.25 m (4.1-feet) rolling.

Location: Black Sea

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Technical Details

Principal Dimensions and Characteristics
  Length Over All 82.07 m 259.26-feet
  Beam: 14.1 m 46.26-feet
  Depth:: 5.18 m 16.99-feet
  Draft Loaded (Max.) 4.19 m 13.75-feet
  Draft Light (Forward) 1.77 m 5.81-feet
  Draft Light (Aft) 3.29 m 10.79-feet
  Tons Gross / Net 1944 / 583  
  Class: Russian Maritime Register (RS)
    Class Notations

KM* L3 dredger

  Year Built / Where Built / Shipyard 1966 / Glasgow, Scotland / Alex Stephen & Sons, LTD
  Flag: Russia  
  Crew 26  
Capacities and Speed
  Hopper Capacity Fully Loaded 1180 m3 1543 cu-yd
  Hoper Capacity Low Level Overflow 785 m3 1027 cu-yd
    Hopper is divided into12 compartments with bottom doors in each compartment for dumping
  Deadweight 1747-tonnes 1926-tons
  Fuel Bunkers 210-tonnes 231.5-tons
  Fresh Water 118-tonnes 130-tons
  Speed Loaded 10-knots 10-knots
  Speed in Ballast 12.2-knots 12.2-knots
Dredging Performance
  Suction Pipe Diameter 600 mm 24-inches
  Dredge Pump x2    
    Power 225 kW 350 hp
  Dredging Production 1000 m3/hr 1308 cu-yd/hr
  Pumpout Capacity (Solids) 700 m3/hr 906 cu-yd/hr
  Maximum Dredging Depth 15 m 49-feet
  Minimum Dredging Depth 5.5 m 18-feet
  Minimum Clear Distance for Dredging 500 m 1640-feet
  Minimum Area for 180-degree Turn 140 m 459-feet
Engines and Propulsion
  Main Propulsion Engine (2)    
    Make / Model Mirrlees / KCCM6
    Rated Power 1111 kW 1510 hp
    Total Propulsion Power 2222 kW 3020
    Recommended Fuel Oil MDO Dist DMB (ISO 8217/1996)
  Propulsion Type Twin Screw, Fixed Pitch
  Bow Thruster    
    Power 261 kW 350 hp
    Discharge Pipe Diameter 600 mm 24-inches
Fuel Consumption, Daily
  Sailing 8.5-tonnes 9.37-tons
  Dredging 8-tonnes 8.82-tons
  Shore Pumpout / Rainbowing 7.0-tonnes 7.72-tons
  Idle Time During Work 1.9-tonnes 2.10-tons
  Idle Time at Dock 0.99-tonnes 1.10-tons
Discharge Systems
  Shore Pump Out and Rainbowing    
  Bottom Doors 12x Six (6) Port, and Six (6) Starboard
  All details on these pages are given in good faith and are believed to be accurate but no warranty of accuracy or completeness or suitability for purpose is either stated or implied. Prices are subject to change without notice
Copyright 2005