San Diego Marine

32.692202°N 117.144342°W / 32.692202; -117.144342 San Diego Marine was a shipbuilding company in San Diego, California. To support the World War 2 demand for ships San Diego Marine built: minesweepers and sub chasers. San Diego Marine was opened in 1915 as San Diego Marine Construction shipyard Captain Oakley J. Hall. The company was sold to Campbell Industries in 1972. It was sold again in 1979 and renamed Southwest Marine. Boatbuilding ended in 1983. Southwest Marine was sold to U.S. Marine Repair in 2003. The named changed to BAE Systems Ship Repair in 2005. The shipyard is located at 2205 East Belt Street, San Diego.[1]

YMS-1-class minesweeper
YMS-1-class minesweeper

San Diego Marine built YMS-1-class minesweepers for the United States Navy in 1942 and 1943. The ships had a displacement of 270 tons, a length of 136 ft 0 in (41.45 m), a beam of 24 ft 6 in (7.47 m), a draft of 10 ft (3.0 m), and a top speed of 15 knots (28 km/h; 17 mph). The ships had a crew of 32. The vessels were armed with one 40 mm gun.[2][3]

Ships:

PCS-1376-class patrol craft sweeper
PCS-1376-class patrol craft sweeper

San Diego Marine built PCS-1376-class patrol craft sweepers (planned as a submarine chaser) that had displacement of 245 long tons (249 t) light, and 340 long tons (345 t) full load. They had a length of 136 ft (41 m), a beam of 24 ft 6 in (7.47 m), a draft of 7 ft 9 in (2.36 m). Power from two General Motors 8-268A diesel engines with 800 brake horsepower (597 kW) each. They used a Snow and Knobstedt single reduction gear to two shafts. The vessels had a top speed of 14 knots (26 km/h; 16 mph). They housed complement of 57 officers and enlisted. The patrol craft sweepers were armed with one 3"/50 caliber gun, one 40 mm gun, two 20 mm guns, four depth charge projectors, one Hedgehog anti-submarine mortar and two depth charge tracks.[13][14][15][16]

Built:

  • PCS-1445[17]
  • PCS-1446[18]
  • PCS-1447, renamed YMS-475[19]
  • PCS-1448, renamed YMS-476[20]

District Patrol Craft

San Diego Marine built District Patrol Craft of 180 gross register tons (GRT), 92 net register tons (NRT), a length 90 to 110 feet (27 to 34 m), a beam of 23 feet (7.0 m), and a draft of 10 feet (3.0 m). They were powered by one diesel engine connected to one propeller with 275 hp (205 kW). These were built in 1930 and 1931 and taken over by the United States Navy in 1941.

Landing Craft Mechanized
LCM Landing Craft Mechanized

San Diego Marine built 15 Landing Craft Mechanized (LCM) or "Mike Boat" in 1979. LCMs are river boats and mechanized landing craft. These are used by the United States Navy and Army during the Vietnam War. LCM stands for "Landing Craft Mechanized, Mark 8", a use of the phonetic alphabet, LCM being "Lima Charlie Mike". LCMs have a displacement of 57.8 long tons (58.7 t), and 58.7 long tons (59.6 t) light and 111.4 long tons (113.2 t) loaded. The LCM had a length of 73 ft 7⁄12 in (22.265 m), a beam of 21 ft 0 in (6.4 m), a draft of a draft of 4 ft 7⁄12 in (1.234 m) and draft of 5 ft 3 in (1.60 m) loaded. Power is from two Pak GMC 6-71 or Gray Marine 6-71 diesels paired to two hydrostatic transmissions Detroit 12V-71 diesel engines, with twin screws. LCM have a top speed of 12 knots (22 km/h; 14 mph) light and 9 knots (17 km/h; 10 mph) loaded. LCM have a capacity of 53.5 long tons (54.4 t) of cargo and a crew of 4 to 6. They were armed with two .50 caliber M2 Browning machine guns.[25][26][27][28][29][30][31][32][33]

See also

References
  1. shipbuildinghistory.com San Diego Marine
  2. This article incorporates text from the public domain Dictionary of American Naval Fighting Ships. The entry can be found here.
  3. Ships of the U.S. Navy, 1940-1945 Minecraft
  4. navsource.org YMS-115
  5. navsource.org YMS-116
  6. navsource.org YMS-143
  7. navsource.org YMS-144
  8. navsource.org YMS-145
  9. navsource.org YMS-146
  10. navsource.org YMS 281
  11. navsource.org YMS 283
  12. navsource.org YMS 284
  13. DANFS, Haze Grey, PCS-1458
  14. NavSource, USC&GS Derickson
  15. PC-1458
  16. ShipScribe-Derickson-class
  17. navsource.org CS 1445
  18. navsource.org CS 14456
  19. navsource.org CS 14457
  20. navsource.org CS 14458
  21. YP-264
  22. YP-236
  23. YP-253
  24. PYc-16
  25. "Tango - Zippo Conversion". Warboats.org. Archived from the original on 10 April 2015. Retrieved 26 August 2015. The first Zippo boats were ATCs carrying an M132A1 flame-throwing armored personnel carrier
  26. "Letters". Smithsonian Magazine. February 1999. Archived from the original on 2006-11-29. Another type of boat carried a flamethrower that could shoot a stream of burning liquid several hundred yards. These boats ... were called "Zippo" boats
  27. US Army To Choose New Landing Craft Next Year - Defensenews.com, 27 August 2015
  28. Army awards billion-dollar contract for 100-foot landing ships - Defensenews.com, 29 September 2017
  29. Williams, Adam (March 2006). "Design and Construction of the Army Watercraft" (PDF). Navy Engineering Bulletin. Royal Australian Navy (10): 56–58. Archived from the original (PDF) on 2016-02-24. Retrieved 26 August 2015.
  30. Toune, Rachel (29 July 2010). "Million dollar craft lay idle". Townsville Bulletin. Archived from the original on 30 December 2012.
  31. Cole, Captain G.S. (2014). "Will JP2048 provide Army with an amphibious capability for independent coastal and riverine operations?" (PDF). Australian Army Transport Journal (46): 83–87. Retrieved 26 November 2016.
  32. Morley, Sgt Dave (12 February 2015). "Specialists rest easy" (PDF). Army: The Soldiers' Newspaper (1344 ed.). Canberra, Australia: Department of Defence. ISSN 0729-5685. Retrieved 26 November 2016.
  33. "Defence announces amphibious fleet acquisition plan". Australian Defence Magazine. 4 February 2021. Retrieved 4 February 2021.
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