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Ellis Island specifications

Jun 26, 2017 03:48 PM

Owner/operator: Great Lakes Dredge & Dock Co.
Builder: Eastern Shipbuilding Group
Designer: Ocean Tug/Barge Engineering, Bay Engineering Inc.
Dimensions: 433’ x 92’ x 36’ (depth)
Mission: ATB trailing suction hopper dredge barge, 14,788 cubic yard capacity
Crew size: N/A
    
Propulsion

  • Bow thrusters: (2) Schottel STT 2 electric, variable-speed, fixed-pitch tunnel bow thrusters, 800 hp each

Power

  • Auxiliary generator: Caterpillar C32 1,260 bhp

Dredging equipment

  • Dredge pumps: (2) Georgia Iron Works 36x40 WBC 84
  • Dredge pump engines: (2) EMD ME20G7C-T3, 5,000 hp each
  • Dredge pump gears: (2) OCG SA401
  • Drag arms: (2) 36” diameter, 122’ water depth
  • Trunnion winches: (2)  Brusselle HLP38/1-0
  • Gimbal winches: (2)  Brusselle HLP36/1-0
  • Draghead winches: (2)  Brusselle HLP78/1-0
  • Jet water pump motors: (2) Motorelli-Motori 1,100-kW
  • Jet water pump gears: (2) OCG SA-201-F2
  • Jet water pumps: (2) Georgia Iron Works 20x20 WBC 46
  • Hydraulics: (4) 1,200-hp electric HPU motor group; (1) 50-hp Bosch Rexroth electric emergency HPU motor group 
  • (2) 36” suction pipes
  • (2) 34” discharge pipes
  • Discharge system: L. Straatman B.V. bow coupling
  • Dumping system: (6) pairs of bottom doors

Capacities

  • Hopper capacity: 14,788 cubic yards
  • Fuel oil: 145,000 gallons
  • Day tank fuel oil: 12,500 gallons
  • Water: 7,000 gallons
  • Hydraulic oil: 5,200 gallons storage and Bosch Rexroth tank
  • Gray water: 13,000 gallons

Firefighting

  • Pumps: Goulds 3196
  • Onboard fire suppression system:  Hiller Companies CO2 system

Coatings

  • Hull: International (various products)

Classification

  • ABS Maltese Cross A1 ABS Maltese Cross Unmanned Barge, UWILD notation 

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