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NavSource Online: Service Ship Photo Archive


YSD-11 Class Seaplane Wrecking Derrick:
  • Completed as the steel-hull Seaplane Wrecking Derrick YSD-42 by Moore Equipment Co., Stockton, CA, 1943
  • During World War II, served at Eniewetok, Ulithi and Leyte
  • Wrecked in Typhoon Pamela in Apra Harbor, Guam, May 1976
  • Struck from the Naval Register, date unknown
  • Raised and beached, wreck sold in awash state, July 1977
  • Final Disposition, wreck still at Guam as of 2010
    Displacement 240 tons (light) 270 tons (full load)
    Length 104'
    Beam 31' 2"
    Draft 4'
    Lifting Capacity 10 tons
    Officers 1
    Enlisted 15
    two Superior Diesel engines
    two propellers, 640shp
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    Size Image Description Source
    YSD-42 83k YSD-42 salvaging a Type 88 75mm gun from the wreck of Oryoku Maru, which had been sunk in Subic Bay, Philippines, 15 December 1944. Date of photo unknown (probably 1945) Randy Anderson
    YSD-42 250k Wreck of YSD-42 and another unidentified craft as seen in Apra Harbor, Guam, 16 June 2010. Photo courtesy Kyle Stubbs, David 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 18 May 2015