US Army Corps of Engineers
Philadelphia District & Marine Design Center

USACE KEEN WICKET LIFTER

Commissioned February 2018

Published Aug. 16, 2018
The USACE Marine Design Center managed the design and construction of the Wicket Lifter "Keen." The vessel is owned and operated by the USACE Louisville District. The wicket lifter operates by raising or lowering the wickets that comprise the Olmsted Lock and Dam.

The USACE Marine Design Center, located in Philadelphia, PA, managed the design and construction of the Wicket Lifter "Keen." The vessel is owned and operated by the USACE Louisville District. The wicket lifter operates by raising or lowering the wickets that comprise the Olmsted Lock and Dam.

  • Vessel Owner: United States Army Corps of Engineers
  • Vessel Builder: Conrad Shipyard, LLC, Morgan City, LA
  • Project Delivery Team: USACE Marine Design Center and Louisville District
  • Vessel Operation Team: USACE Louisville District, CELRL
  • Year Built and Classed: 2018
  • Vessel Certification: American Bureau of Shipping (ABS) Class ✠A1, Crane Barge, River Service

Vessel Particulars

  • Length Overall: 110’-6”
  • Breadth: 60’
  • Hull Depth: 8'-6"
  • Draft (full load): 4'
  • Air Draft: 40’
  • Displacement: 620 LT
  • Fuel Capacity: 3,750 Gal.
  • Potable Water: 500 Gal.
  • Lube Oil: 550 Gal.
  • Waste Oil: 550 Gal.
  • Sewage Tank: 500 Gal.

Machinery, Equipment, and Special Features

  • Generators: (2) John Deere 6090AFM85 - 200 kW, 480V; (1) John Deere 4045AFM85 - 99kW, 480V
  • Electronics: Gulf Coast Power Switchboard
  • Barge Winches: Power Dynamics Innovations: (3) Spuds 25,000 lb. Line Pull; (2) Positioning 30,000 lb. Line Pull; (2) Anchor 33,000 lb. Line Pull, (1) Hoist 150,000  lb. Line Pull
  • Capstan: Schoellhorn- Albrecht 22300 - 10HP / 12,000 lb. Line Pull
  • Deck Anti-Icing: Electro Plastics, 3 Zone Heating (Fwd, Aft, Deckhouse Roof)
  • Wicket Lifter Crane: Appleton Marine - Knuckle Boom Crane KB 600-77; 65,000 lbs. at 55' and 30,000 lbs. at 77'
  • Maintenance Crane: Appleton Marine - Extendable Boom Crane EB750-71-47
    74,600 lbs. at 55' and 29,400 lbs. at 71'