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ROCK HILL

Built in 1981, by L.A.D. Construction of Gibson, Louisiana (hull #10) as the the Rock Hill for Tidewater Marine Services Incorporated New Orleans, Louisiana.

In 2008, the tug was sold. Where she was renamed as the Tammy.

In 2009, she went out of documentation. Her current, and or final disposition is unknown. She was a twin screw tug, rated at 950 horsepower.


  • Vessel Name: ROCK HILL
  • USCG Doc. No.: 631920
  • Vessel Service: TOWING VESSEL
  • Trade Indicator: Coastwise Unrestricted, Registry
  • Hull Material: STEEL
  • Hull Number: 10
  • Ship Builder: L.A.D. Construction
  • Year Built: 1981
  • Length: 57
  • Gross Tonnage: 110
  • Net Tonnage: 74
  • Previous Vessel Names:
    ROCK HILL
  • Previous Vessel Owners:
    TWENTY GRAND MARINE SERVICE, INC