USS Alexandria (SSN-757)

USS Alexandria (SSN-757)
History
United States
NameUSS Alexandria
NamesakeAlexandria, Virginia, and Alexandria, Louisiana
Awarded26 November 1984
BuilderGeneral Dynamics Electric Boat
Laid down19 June 1987
Launched23 June 1990
Sponsored byMrs. Myrtle "Tookie" Clark
Acquired13 June 1991
Commissioned29 June 1991
HomeportNaval Base Point Loma
MottoTwice as Strong
Statusin active service
Badge
General characteristics
Class & typeLos Angeles-class submarine
Displacement
  • Surfaced: 6,082 tons
  • Submerged: 6,927.57 tons
Length362 ft (110 m)
Beam  33 ft (10 m)
Draft  31 ft (9 m)
Propulsion
  • 1 × S6G PWR nuclear reactor with D2W core (165 MW), HEU 93.5%
  • 2 × steam turbines (33,500) shp
  • 1 × shaft
  • 1 × secondary propulsion motor 325 hp (242 kW)
Speed
  • Surfaced: 25 kn (46 km/h; 29 mph)+
  • Submerged: 25 kn (46 km/h; 29 mph)+ (official)
  • 33 kn (61 km/h; 38 mph)+ (reported)
RangeRefueling required after 30 years
Test depthGreater than 757 ft (231 m)
Complement16 officers, 127 enlisted
Sensors &
processing systems
BQQ-10 passive sonar, BQS-15 detecting and ranging sonar, WLR-8 fire control radar receiver, WLR-9 acoustic receiver for detection of active search sonar and acoustic homing torpedoes, BRD-7 radio direction finder
Electronic warfare
& decoys
WLR-10 countermeasures set
Armament4 21 in (533 mm) bow tubes, 10 Mk48 ADCAP torpedo reloads, Tomahawk land attack missile block 3 SLCM range 1,700 nmi (3,148 km; 1,956 mi), Harpoon anti–surface ship missile range 70 nmi (130 km; 81 mi), mine laying Mk67 mobile mine & Mk60 captor mines
NotesThe third ship of the United States Navy to be named for both Alexandria, Virginia, and Alexandria, Louisiana

USS Alexandria (SSN-757), is a Los Angeles class nuclear-powered attack submarine and the third vessel of the United States Navy to be named for both Alexandria, Virginia, and Alexandria, Louisiana. The contract to build her was awarded to the Electric Boat Division of General Dynamics Corporation on 26 November 1984. Her keel was laid down in Groton, Connecticut, on 19 June 1987. She was launched on 23 June 1990, sponsored by Mrs. Myrtle "Tookie" Clark, wife of Vice Admiral Glenwood Clark (ret.), and commissioned on 29 June 1991. Alexandria was placed in service on 22 March 1991. A series of sea trials began 16 April and were completed 4 June.