Ship's Winch Information

Quick Index:

Hydrographic Winch - Trawl Winch - Coring Winch

Coring Winch: Markey DES-8

• Specs:
  • 125 HP
  • Line Pull: 14,000 lbs
  • Line Speed: 150 mpm
  • With gear change 125% overload
• Location: After Hold
• Wire Rope 1:
  • 1/2" Diameter
  • 3x19
  • MacWhyte
  • 9,100 meters
  • 13,000 lb (SWL)
  • Weight is 341 lbs per 1000' in water
• Wire Rope 2: None
• Wire Rope 3: None
• Remarks:
  • No slip rings
  • Drum cannot be changed
  • Wire rope leads from hold to block at the head of the crane boom. Boom must be supported by the crutch or A-Frame notch.
  • Stepless control
  • Can be used for trawling

Trawl Winch: Markey DESH-6

• Specs:
  • 40 HP
  • Standard gearing:
    • Line Pull: 2,500 lbs
    • Line Speed: 150 mpm
  • Alternate gearing #1:
    • Line Pull: 5,000 lbs
    • Line Speed: 90 mpm
  • Alternate gearing #2:
    • Line Pull: 7,000 lbs
    • Line Speed: 35 mpm
• Location: Upper Deck Aft Port Side
• 
• Wire Rope 1:
  • 3/8" Diameter
  • 3x19
  • US Steel 1N22RB
  • 6000 meters
  • 7000 lb (SWL)
  • Weight is 191 lbs per 1000' in water
• Wire Rope 2:
  • 7/32" Diameter
  • Single conductor
  • US Steel 1N22RB
  • 7,000 meters
  • 2,600 lb (SWL)
  • Weight is 96 lbs per 1000' in water
• Wire Rope 3:
  • .322" Diameter
  • 3 conductor
  • Rochester
  • 6,000 meters
  • 5,000 lb (SWL)
  • Weight is 139 lbs per 1000' in water
• Remarks:
  • Has slip rings
  • Drum can be changed in port
  • Wire rope leads through block at the head of crane boom over the stern or starboard quarter
  • Winch can be used for CTD work
  • Gypsy head can be fitted on winch for light pulls
  • Stepless control
  • Empty drum available

Hydrographic Winch: Markey DESH-5

• Specs:
  • 125 HP (avg)
  • Line Pull: 7,600 lbs with .322 wire
  • Line Pull: 9,000 lbs with 1/4" wire
  • Average Line Speed:
    • Full Load: 65 mpm
    • Light Load: 80 mpm
• Location: Upper Deck Starboard
  
• Wire Rope 1:
  • .322" Diameter
  • 3 conductor
  • Rochester
  • 10,000 meters
  • 5,000 lb (SWL)
  • Weight is 139 lbs per 1000' in water
• Wire Rope 2:
  • 1/4" Diameter
  • 3x19
  • MacWhyte
  • 9,150 meters
  • 3,400 lb (SWL)
  • Weight is 87 lbs per 1000' in water
• Wire Rope 3: None
• Remarks:
  • Has slip rings
  • Drum can be changed in port
  • Wire rope leads through small A-frame over starboard side.
  • Hydro platform is located on main deck below A-frame
  • Wire can be lead through hydro A-frame and crane boom to fantail (light loads)
  • Stepless control

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