Underwater Archaeology Branch

Hunley Driver in full diving gear

Introduction

The Naval History & Heritage Command’s Underwater Archaeology Branch (UAB):

  • Assists the Director of Naval History and the Department of the Navy in all matters related to the science of underwater archaeology and the identification, research, interpretation, preservation, conservation, inventory, and management of U.S. Navy’s historic sunken military crafts.
  • Acts as a steward of the Navy’s sunken military watercraft and aircraft, as well as their associated artifacts.
  • Serves as the primary means through which the Navy complies with federal laws and regulations applying to historic preservation and Navy underwater cultural resources.
  • Conducts archaeological research, administers conservation treatments to submerged Navy artifacts, and produces technical and popular reports on the results of their work.
  • Maintains an inventory of sunken military craft sites, monitors the condition of the resources, evaluates and issues permits for archaeological investigations on historic wrecks, submits nominations to the National Register of Historic Places, and advises the Director of Naval History on policy matters and collaborations with other U.S. Navy Commands, federal and state agencies, as well as foreign governments, regarding historic wrecks that lie in U.S. waters
  • Serves as the primary means through which the Navy complies with federal laws and regulations applying to historic preservation and Navy underwater cultural resources.

Underwater Archaeology

The overall research objective of the Branch is to interpret the Navy’s experience by applying the science of archaeology on the Navy’s sunken ship and aircraft wrecks.

The Navy’s policy towards these historic wrecks is to leave them undisturbed, thereby encouraging in situ preservation.

  • Sites that have reached chemical and physical equilibrium with their immediate underwater environment are subject to a substantially reduced deterioration rate. If disturbed, this deterioration rate accelerates and any recovered artifacts must undergo immediate conservation and long-term monitoring.
  • Sunken military craft are often considered war graves and therefore must be respected. They may also contain unexploded ordnance, other sensitive weapons systems, or environmental contaminants.

While the Command prefers non-intrusive, in situ research on sunken military craft, it recognizes that disturbance and/or artifact recovery may become necessary and has therefore instituted an applicable permitting program under the Sunken Military Craft act.

  • Site disturbance or artifact removal may be justified and necessary to protect the sunken military craft, to conduct research, or provide public education and information that is otherwise inaccessible.

The UAB also conducts archaeological research on sunken US military craft on behalf of the US Navy. Through undertaking archaeological research, as well as encouraging external collaborations, the Branch has significantly contributed to the understanding of the Navy’s and the nation’s underwater cultural heritage.

  • Non-intrusive surveys and wreck site documentation projects that have been performed by UAB include the 2002 survey for WWII wrecks off the coast of Normandy and the continuing search for Bonhomme Richard, flagship of John Paul Jones, in the North Sea.
  • UAB has also led in more extensive archaeological projects such as the recovery and subsequent study of the Civil War submarine H.L. Hunley and the documentation and limited recovery of artifacts from shipwrecks of the Penobscot Expedition.

Conservation & Curation

The UAB maintains a well-equipped Conservation Laboratory at the Washington Navy Yard which:

  • Applies conservation treatments and is the curation facility that maintains the US Navy’s underwater archaeological artifact inventory.
  • Allows for the archaeological process to be brought to fruition and for the proper documentation, preservation, and study of submerged cultural resources.
  • Supervises an artifact loan program which allows for Navy-owned artifacts from submerged sites to be curated and displayed under the auspices of UAB at approved facilities nationally and internationally for the purposes of public education and academic research.

Public Education

An important objective shared by the NHHC and the UAB is public outreach and education. To this effect, the Branch:

  • Disseminates information, issues publications, and gives lectures to the Navy and the general public on underwater archaeology, conservation, history, and cultural resources management policy.
  • Maintains the aforementioned artifact loan program.
  • Offers regulated public access to the UAB Conservation Laboratory.
  • Staff archaeologists appear in a number of documentaries and other public media outlets.

Location

The Underwater Archaeology Branch is located on the 1st floor, Building 57 in the Washington Navy Yard.

The mailing address is:

Underwater Archaeology Branch
Washington Navy Yard
805 Kidder Breese St, SE.
Washington, D. C. 20374-5060

Visiting the NHHC & Map of the Washington Navy Yard

Links


Archaeology & Conservation Historic Preservation
Underwater Archaeology Policy Fact Sheet on Sunken Naval Vessels & Naval Aircraft
Conservation & Curation of Underwater Archaeological Resources New Protection for Sunken Military Vessels & Aircraft
Media Gallery, pending The Sunken Military Craft Act
Information on Selected Shipwreck Sites Talking points of the Sunken Military Craft Act
Information on Selected Aircraft Sites Archaeological Research Permits
Reports, Fact Sheets and Management Plans Legal Agreements Regarding the Navy's Historic Wrecks
Publications & Professional Papers Selected Laws, Executive Orders & Regulations Relating to Historic Preservation
Related Websites  


11 June 2009

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