Cutter Suction Dredger 250

CSD 250 (10 inch) is a reliable, one-truck-transportable, and self-propelled dredger offering easy mobilization and operation. It features a pontoon shape for shallow draft and exchangeable cutter teeth to fit a variety of materials. Cutter 250 is also easily customizable – with extended dredging depth, electric drive system, or other requirements.


Dredger Main Particulars

Type of dredgerCutter Suction Dredger
Pontoons3 dismountable pontoons
TransportInside 4 containers
Suction pipe diameter250 mm10 inch
Discharge pipe diameter250 mm10 inch
Suitable for dredging materialclay, medium sand and coarse sand
Dredging depth at 45 degrees8.0 m26.0 ft
Production260 m³/hr

Power Unit

Engine power260 kW350 hp
Engine speed1,800 – 2,100 rpm
Cooling systemSeawater cooling

Dredger Main Dimensions

Length overall including ladder20.5 m67.2 ft
Number of pontoons3 dismountable
Length over pontoons14.2 m46.6 ft
Width overall during operation5.3 m17.4 ft
Width during transport2.3 m7.5 ft
Depth, main pontoon1.66 m5.4 ft
Depth, side pontoon1.25 m4.1 ft
Design draught0.75 m2.5 ft

Dredge Pump

ConfigurationSingle-stage centrifugal pump
PositionInboard, mid-pontoon
Suction diameter250 mm10 inch
Discharge diameter250 mm10 inch
Spherical passage125 mm5 inch
Impeller number of vanes3
Drive Motor power261 kW350 hp
DriveDirect drive through a sigle stage gearbox
Pump speed 825 – 975 rpm
Wear materialWear resistant cast iron
GearboxSingle-stage, vertical offset
Shaft sealMechanical seal

Dredge Cutter Head

TypeDY9000-C Multi-purposed
ConfigurationCrown type interchangeable teeth
Cutter Diameter0.9 m3.0 ft
Cutter motor power35 kW47 hp
Cutter motor speed0 – 40 rpm
Cutting system3 replaceable cutter teeth

Narrow, pick points and chisel type

Dredging Winch

Type of winchDrum winch
MovementSwing 35 degrees to both sides
Number of winches2 unit
Wire pull40 kN8,820 lbs
Hauling speed0 – 15 m/min0 – 49 ft/min
Drivehydraulic motor
Wire diameter16 mm0.63 inch
Swing range at min depth22.8 m74.8 ft
Swing range at max depth18.9 m62 ft

Ladder Hoisting Winch

Type of winchDrum winch
Number of Winches1 unit
Wire pull40 kN8,820 lbs
Hauling speed0 – 15 m/min0 – 49 ft/min
DriveHydraulic motor
Wire diameter13 mm0.5 inch
Anchor weight230 kg507 lbs

Dredge Spuds

Total spud length10.2 m33.4 ft
Outer spud diameter324 mm12.7 inch
Total spud weight1,200 kg2,2646 lbs
Cylinder lifting force55 kN12,127 lbs
Cylinder stroke1.25 m4.1 ft


Fuel typeDiesel fuel
Tank capacity3,500 liters925 gal

Operating Cabin

Total area3 m²32.3 sq-ft
CoolingVentilation fan (a/c optional)
Lights2x exterior light and 2x flood light
AdditionalScreen wipers
  • Dredging depth indicator
  • Discharge pressure gauge
  • Vacuum pressure gauge

General Arrangement

CSD250 iso view

Production curve

Request a quotation

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Our experienced team is happy to help.


Dredge Yard environmental dredging landscape

River dredging & deepening

River dredging is necessary to keep waterways open for inland transport & to prevent flooding.

Settling pond cleaning & dredging landscape

Settling pond dredging

We offer dredgers for cleaning, desilting and desludging a wide range of industrial settling ponds, holding ponds and lagoons.

lake & reservoir dredging

Reservoir, lake & dam dredging

Reservoir, lake and dam dredging should be done regularly in order to restore them to their full capacities.

water intake cleaning & dredging landscape

Water intake dredging

Regular maintenance dredging in the form of water intake cleaning is needed to keep the water basins clean and the capacity of the industrial plant at its maximum.

Dredge Yard mine tailing removal dredging landscape

Mine tailing removal & dredging

Our dredgers can be used for mine tailing removal to clean up or dredge ponds. Following this, the tailings can be disposed of or further processed for valuables.

Environmental dredging

Environmental dredging requires precise, low turbidity dredging. We offer dredgers, which avoid dispersion of pollutants & have minimal impact on the environment.

canal & channel dredging

Canal & channel dredging

Regular canal & channel maintenance dredging is vital to ensure safe and efficient navigation, irrigation, commerce and businesses running smoothly.

marina & harbour dredging

Marina & harbor dredging

Regular maintenance dredging is required to make sure marinas and harbors provide safe navigation and access at all times, and to avoid disruption of waterway traffic.

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