HII’s Ingalls Shipbuilding division started fabrication of the U.S. Navy’s newest San Antonio-class amphibious transport dock Pittsburgh (LPD 31) on Wednesday. The start of fabrication signifies that the first 100 tons of steel have been cut…HII’s Ingalls Shipbuilding division started fabrication of the U.S. Navy’s newest San Antonio-class amphibious transport dock Pittsburgh (LPD 31) on Wednesday. The start of fabrication signifies that the first 100 tons of steel have been cut…MarineLink NewsRead More