Bldg 24 Maintenance& Repair
Boston National Historic Park
Charlestown Navy Yard
Boston, MA 02129 USA

Mission statement: The mission of the Detachment includes but is not limited to; plan and perform all maintenance, repair and restoration of USS Constitution; perform annual inspections of Constitution, reporting all work necessary to maintain the ship in satisfactory material condition to perform its mission; and provide a plan of action and milestones for any corrective action; as far as practicable, ensure material compliance and documentation with the historic requirements for the ship, as close to its 1812 configuration as possible.

History of NHC Detachment Boston

The Naval Historical Center Detachment Boston (NHC DET BOSTON) was established on 25 October 1991 by Rear Admiral Raymond M. Walsh, Office of the Chief of Naval Operations. NHC DET Boston is a detachment under the direct supervision of the Director of Naval History, Washington, D.C.

History of USS Constitution

Documents available for browsing and downloading

Engineering Drawings and Prints

Bibliography of sources on USS Constitutition
Frequently asked questions

Work in Progress

Removing the Main Mast
Rebuilding the Fighting Top
Work on the replica Friendship of Salem
Installation of the Topmasts and Jib Boom on Friendship of Salem

Installation of the new Main Fighting Top and Mast on USS Constitution

Naval Historical Center, Washington D.C.

Related Web Sites
The 200th anniversary sailing of "OLD IRONSIDES"