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NavSource Online: Mine Warfare Vessel Photo Archive

HM BYMS-2012
ex-HM J-812
ex-BYMS-12



BYMS-12 served the Navies of Great Britain and Italy

BYMS-1 Class Auxiliary Motor Minesweeper:

  • Laid down 21 March 1942 as BYMS-12 by Associated Shipbuilders, Seattle, WA
  • Launched 27 May 1942
  • Completed 5 October 1942
  • Transferred to Great Britain 6 October 1942 and reclassified HM J-812
  • Reclassified HM BYMS-2012
  • Returned to U.S. Navy custody 23 May 1947; transferred to the State Department, Foreign Liquidation Commission; sold to Italy and named ITS Biancospino (DR 410)
  • Reclassified M-5403
  • Struck from the Naval Register 10 June 1947
  • Struck from Italian Naval registery in 1966
  • Scrapped.

    Specifications:

  • Displacement 270 t.
  • Length 136'
  • Beam 24' 6"
  • Draft 8'
  • Speed 15 kts.
  • Complement 32
  • Armament: One 3"/50 dual purpose gun mount, two 20mm mounts and two depth charge projectors
  • Propulsion: Two 880bhp General Motors 8-268A diesel engines, Snow and Knobstedt single reduction gear, two shafts.
    Click on thumbnail
    for full size image
    Size Image Description Source
    HM J-812
    BYMS-2012 118k Commissioning crew photo
    Second row: James Murray on the left
    Photo from "Minesweeper: The Role of the Motor Minesweeper in World War II" by Michael J. Melvin, BEM
    Robert Hurst
    BYMS-2012 31k Jim Thornton
    Biancospino (M 5403)
    BYMS-2012 155k 28 May 1970
    La Spezia, Italy
    Outboard of two unidentified minesweepers awaiting scrapping. Eugene A. Greene (DD 711) is moored across the pier
    Photo by Carlo Martinelli
    Jim Murray

    There is no DANFS history available for BYMS-2012
    Back To The Main Photo Index Back To the Mine Warfare Ship Photo Index Back to the British Motor Minesweeper (BYMS) Photo Index

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    This page created and maintained by Joseph M. Radigan
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