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NavSource Online: Service Ship Photo Archive

Endicott (YM-12)
ex
YC-460 (1918-1927)


Dredge
  • Built by Leonard Construction Company, Chicago, IL
  • Completed as steel-hulled coal barge Coal Barge No. 460, 1918
  • Designated YC-460, 17 July 1920
  • Authorized for conversion to dredge with $150,000 allocation, 1923
  • Placed in service at Mare Island as YM-12, unofficially named "Endicott," 1927
  • Allocated to Twelfth Naval District at Mare Island entire career
  • Struck from Naval Register, 01 July 1971
  • Sold by Defense Reutilization and Marketing Service (DRMS) for reuse/conversion, 16 May 1972
  • Final Disposition, fate unknown
    Specifications:
    Displacement 1264 tons
    Length 110' 0"
    Beam 34' 0"
    Draft unknown
    Speed unknown
    Complement unknown
    Description steel hull, flush deck, flashboards, 15" hydraulic dredge

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    YM-12 829k Endicott (YM-12) under conversion from YC-460 at Mare Island, 04 March 1926. Ships in the background are decommissioned cruisers and include: Salem (CL-3), Frederick (CA-8), Albany (CL-23) and New Orleans (CL-22).
    Navy Yard Mare Island 6072-3-26
    Darryl Baker
    YM-12 134k Endicott (YM-12) works in the pier area at Mare Island Navy Yard, alongside Astoria (CL-90), 21 October 1944.
    Naval History & Heritage Command photo NH 98419
    Naval Historical Center
    YM-12 100k Endicott (YM-12) broadside view at Mare Island, 25 October 1944.
    Navy Yard Mare Island photo # 6417-44
    Darryl Baker
    YM-12 136k Endicott (YM-12) stern view at Mare Island, 25 October 1944.
    Navy Yard Mare Island photo # 6418-44
    Darryl Baker
    YM-12 125k Endicott (YM-12) bow view at Mare Island, 25 October 1944.
    Navy Yard Mare Island photo # 6419-44
    Darryl Baker
    YM-12 124k Endicott (YM-12) aft of Pocomoke (AV-9) at Mare Island, 17 January 1945. A self-propelled covered lighter (possibly one of the 220 footers which were numbered YF-1054 to YF-1078) is at the opposite side of the next pier. The barracks ship YHB-2 is in the far background.
    Navy Yard Mare Island photo # 443-45
    Darryl Baker
    YM-12 147k Endicott (YM-12) aft of Blessman (APD-48) at Mare Island, 07 August 1945. Owen (DD-536) is just visible to the right.
    Navy Yard Mare Island photo # 5827-45
    Darryl Baker
    Safeguard 425k Aerial view of the south end of Mare Island Naval Shipyard, between 12 and 19 September 1946. Ships present include:
    USS Oklahoma City (CL-91)
    USS Safeguard (ARS-25)
    USS Avery Island (AG-76)
    USS Quapaw (ATF-110)
    USS Eldorado (AGC-11)
    USS Barricade (ACM-3)
    USS Fieberling (DE-640)
    AFD-16
    USS Alfred A. Cunningham (DD-752) and
    Endicott (YM-12)
    Safeguard and Avery Island were at the yard for decontamination from the Bikini Island tests. Oklahoma City is about to be decommissioned; Barricade is about to be turned over to Coast Guard; Endicott is dredging berth 18, and the others are in for repairs.
    US Navy photo courtesy of the Vallejo Naval and Historical Museum
    Darryl Baker
    YM-12 457k Endicott (YM-12) in the foreground with hull sections of SSGN-600 (later Theodore Roosevelt (SSBN-600) at Berth 17, Mare Island Naval Shipyard, 02 September 1958.
    Mare Island Naval Shipyard photo #41007-9-58
    Darryl Baker

    There is no DANFS history for YM-12 available at NavSource
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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 23 May 2019