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NavSource Online: Service Ship Photo Archive

Seaplane Wrecking Derrick No. 1 (1917 - 1920)
Floating Derrick No. 28 (1916 - 1917)

Seaplane Wrecking Derrick:
  • Built by Charleston Navy Yard, Charleston, SC
  • Completed as the steel-hulled catamaran Floating Derrick No. 28, 1916
  • Redesignated Seaplane Wrecking Derrick No. 1, circa 1917
  • Initially assigned to 8th Naval District, at NAS Pensacola, FL, 1916 - 1923
  • Redesignated Seaplane Wrecking Derrick YSD-1, 17 July 1920
  • Later assigned to 5th Naval District, at Norfolk, 1923 - 1933
  • Struck from the Naval Register, date unknown
  • Transferred to War Department, 16 May 1933
    Displacement 90 tons
    Length 60'
    Beam 40'
    Draft unknown
    Speed 6 knots
    Lifting Capacity 13,000 pounds
    gasoline-fueled electric motor, 100hp
    two propellers

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    Size Image Description Source
    YSD-1 269k Preliminary design plan for a coastal aircraft recovery craft, from the 1911-1925 "Spring Styles Book." The future YSD-1 was built to this plan in 1916.
    Naval History & Heritage Command photo S-584-075, via
    Dave Wright

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    This page was created by Gary P. Priolo and is maintained by David L. Wright
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    Last Updated 12 August 2016