General Dynamics Electric Boat conducted a keel laying ceremony for the first Columbia-class ballistic missile submarine, USS District of Columbia (SSBN-826) at Quonset Point, Rhode Island, June 4, 2022. (Photo: U.S. Navy)
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General Dynamic’s [GE] Electric Boat held a keel laying ceremony for the first Columbia-class ballistic missile submarine on June 4, named the future USS District of Columbia (SSBN-826).
During a keel laying, an engraving plate is welded with the boat sponsor’s…