Please report any broken links or trouble you might come across to the Webmaster. Please take a moment to let us know so that we can correct any problems and make your visit as enjoyable and as informative as possible.

NavSource Online: Service Ship Photo Archive


Awards, Citations and Campaign Ribbons

Precedence of awards is from left to right
American Campaign Medal - World War II Victory Medal

YSD-11 Class Seaplane Wrecking Derrick:
  • Built by Mare Island Navy Yard, Vallejo, CA
  • Laid down, 14 April 1941
  • Launched, 04 June 1941
  • Completed as the steel-hull Seaplane Wrecking Derrick YSD-29, 01 April 1942
  • Allocated to the 11th Naval District
  • Struck from the Naval Register, 01 November 1970
  • Sold at Long Beach, CA, 30 June 1971
  • Final disposition, fate unknown
    Displacement 220 tons (lt) 270 tons (fl)
    Length 104' 0"
    Beam 31' 2"
    Draft 4' 0"
    Speed 10 knots
    one American Hoist & Derrick model 685 rotating crane
    boom 54 ft.
    lifting capacity 10 tons
    powered by a 6-cylinder Cummins Diesel
    Officers 1
    Enlisted 15
    Ship's Service Generators
    one 30Kw Diesel Generator set
    one 20Kw Diesel Generator set
    two Superior model MRDB-8 200 HP Diesel engines
    two propellers, 640shp

    Click On Image
    For Full Size Image
    Size Image Description Source
    377k Launching of YSD-29 by YD-33 at Mare Island Navy Yard, 4 June 1941. The tug Cahokia (YTB-135) is in the background alongside YD-33.
    US Navy photos courtesy of Vallejo Naval and Historical Museum.
    Darryl Baker
    75k YSD-29 lies alongside YSD-30 at Mare Island Navy Yard, 2 July 1942. Note that the color scheme has been changed to a more warlike single shade.
    US Navy Bureau of Ships photo, National Archives & Records Administration, Still Pictures Branch, College Park, MD.
    Robert Hurst
    105k YSD-29 at Long Beach, 1971. Photo from government sales catalog. George Schneider

    There is no DANFS history available for YSD-29 at NavSource
    Crew Contact And Reunion Information
    U.S. Navy Memorial Foundation - Navy Log

    Back To The Navsource Photo Archives Main Page Back To The Yard and District Craft Photo Index Back To The Seaplane Wrecking Derrick (YSD) Photo Index
    Comments, Suggestions, E-mail Webmaster.
    This page was created by Gary P. Priolo and is maintained by David L. Wright
    All pages copyright NavSource Naval History
    Last Updated 19 August 2020