Cutter Suction Dredger 450


  • Three dismountable pontoons
  • Removable spuds
  • Inboard dredge pump
  • Diesel driven dredge pump
  • Gearbox between engine and dredge pump
  • Auxiliary diesel engine to drive hydraulic pumps
  • Hydraulic driven cutter
  • Cutter head with dismountable teeth
  • Inspection piece in front of dredge pump
  • Hydraulic operated winches
  • Operating cabin is fitted on the main pontoon
  • Air ventilation is provided for the main pontoon
  • Spuds are operated by two hydraulic cylinders


  • Anchor boom installation
  • Spud carriage installation
  • Swivel bend
  • Other wear resistant materials for dredge pump
  • Density velocity meter
  • Extended dredging depth
  • Dredge automation
  • Dilution valve in suction pipe line (bresklep)
  • Harbor GenSet
  • Spud tilting installation
  • Central greasing system
  • Alternative diesel engine brands:
    Deutz / Mitsubishi / Cummins / Others

Benefits of the CSD450

High efficiency

The cutter suction dredger 450 comes with a high efficiency inboard dredge pump.

Removable Spuds

The removable spuds of the cutter suction dredger 450 makes easier transportable and, for example, easier to pass bridges.


The cutter suction dredger 450 dredger has affordable spare parts and is low in operating costs.

Specifications of the CSD450


Length overall incl. ladder: 26.2 m
Length over pontoons: 18.1 m
Breadth: 6.6 m
Depth main pontoon: 2.45 m
Depth side pontoons: 1.8 m
Design draught: 1.4 m

Dredging Equipment

Cutter type: Dredge Yard multi-purpose
Power: 112 KW
Speed: 0-30 rpm
Dredge pump: Dredge Yard 450
Wear material: GS32 / high wear resistant


Swing winches: 2
Wire pull: 60 kN
Hauling speed: 0 -15 m/min
Ladder winch: 1
Wire pull: 60 kN

Dredging Parameters

Dredging depth (45°): 10 m
Suction pipe diameter: 500 mm
Discharge pipe diameter: 450 mm

Spud System

Spud length: 13.8 m
Spud diameter: 457 mm
Spud leg lifting: 2.6 m

Installed Power

Engine: Caterpillar C32
Total installed: 895 kW

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