Norfolk Naval Shipyard, Portsmouth (Independent City), Virginia. County/parish: Portsmouth.
Added to the National Register of Historic Places February 26, 1970. NRIS 70000862.
1 contributing structure.
Drydock Number One is the oldest operational drydock facility in the United States. Located in Norfolk Naval Shipyard in Portsmouth, Virginia, it was put into service in 1834, and has been in service since then. Its history includes the refitting of USS Merrimack, which was modified to be the Confederate Navy ironclad CSS Virginia. It was declared a National Historic Landmark in 1971.
(read more...)National Park Service documentation: https://catalog.archives.gov/id/41682616