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12-inch Underwater Pump Cutter Suction Dredge

12-inch Underwater Pump Cutter Suction Dredge

Cutterhead dredge built by Dredging Supply Co. in Harahan, Louisiana. The dredge was delivered 1997. Included with dredge is approximately 1,500’ discharge pipe. Approx. 450’ floating HDPE pipeline with plastic floats & 300’ of steel pipeline with pontoon floats. Approx. 750’ of land HDPE pipe.

Dredging is guided by amp reading and line speed as read by a Doppler flowmeter - Omega DP25-E. Dredge line is about 1400’ of 10” HDPE Polypipe, SDR 17. Line sinks to bottom of dredge pond with only 2 or 3 floats.

Available spare parts include used cutter head – 25% of new, spare pump housing – 40% of new, 2 spare new pump impellers – 40% of new and New Gatling gun for cutter head – 40% of new.

Location: State of Virginia, USA

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USD 217,000
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USD 217,000
* Approximate; see Terms of Use

Technical Details

Principal Dimensions and Characteristics
  Length Over All (with Ladder) 74-feet 22.5 m
  Width: 28-feet 8.53 m
  Hull Depth 5-feet, 0-inches 1.50 m
  Draft With Fuel (Average) 2-feet, 3-inches 0.69 m
  Dry Weight (Approximate) 300,000-pounds 136.08-tonnes
  Year Built / Where Built 1997 / USA  
Marine Gear
  Engine Twin Disc 5114 / 2.54 to1 ratio / 14,245 Hrs.   
  Generator Newage 8.5 KW/35 base amps / 8,500 Hrs.
Dredge Underwater Pump
  Make/Model: GIW LSA 10x12-36-C/3ME
  Suction Diameter: 12-inches 304.8 mm
  Discharge Diameter: 10-inches 254 mm
  Impeller Diameter 32-inches 863.6 mm
Main Pump Engine
  Make / Model Caterpillar/3412 DITA 11,910 Hrs.
  Rated Horsepower @ 1800 RPM 599 hp 446.7 kW
Cutterhead Module
  Cutting Force 5,958 in/lb 26.5 kN
  Cutting Force Per Linear Inch 175/in 30.76 N-m
  Cutter Diameter 34-inches 863.8 mm
  Power 45 hp 33.5 kW
  Swing Winches (2x)    
    Make / Model Pullmaster/Port H8-5-30-4/Starboard H8-3-30-4
    Line Speed (1st Layer) 156 ft/min .77 m/sec
    Line Pull (Bare Drum) 8,000-pounds 35.6 kN
    Wire Size 9/16-inches 14.3 mm
    Drum Capacity 200-feet 61 m
  Ladder Winch    
    Make / Model Pullmaster/M12-6-97-5
    Line Speed (1st Layer) 151 ft/min .74 m/sec
    Line Pull 12,000-pounds 53.4 kN
    Wire Size 6X19 IWRC 5/8-inches 15.9 mm
    Drum Capacity 323-feet 98.5 m
  Stern Winch    
    Make / Model Pullmaster/M 8-6-30-4
    Line Pull (Bare Drum) 8,000-pounds 35.6 kN
    Wire Size 6X36 IWRC 9/16-inches 14.2.mm
  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
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