Statements (19)
| Predicate | Object | 
|---|---|
| gptkbp:instanceOf | gptkb:submersible_barge | 
| gptkbp:builtBy | gptkb:National_Steel_and_Shipbuilding_Company | 
| gptkbp:builtFor | gptkb:Project_Azorian | 
| gptkbp:decommissioned | 2012 | 
| gptkbp:hullNumber | HMB-1 | 
| gptkbp:launched | 1973 | 
| gptkbp:length | 99 meters | 
| gptkbp:location | gptkb:San_Francisco_Bay | 
| gptkbp:namedAfter | gptkb:Howard_Hughes | 
| gptkbp:notableFor | role in covert Cold War operations | 
| gptkbp:operator | gptkb:United_States_Navy | 
| gptkbp:owner | gptkb:Global_Marine_Development_Inc. | 
| gptkbp:purpose | to conceal and support the recovery of the Soviet submarine K-129 | 
| gptkbp:transferredTo | Bay Ship & Yacht Company | 
| gptkbp:usedAs | gptkb:floating_drydock | 
| gptkbp:usedFor | Glomar Explorer | 
| gptkbp:bfsParent | gptkb:Sea_Shadow | 
| gptkbp:bfsLayer | 7 | 
| https://www.w3.org/2000/01/rdf-schema#label | Hughes Mining Barge (HMB-1) |