''Arco'' (ARDM-5) is an Medium Auxiliary floating drydock for repair and serviced the

United States Navy The United States Navy (USN) is the naval warfare, maritime military branch, service branch of the United States Department of Defense. It is the world's most powerful navy with the largest Displacement (ship), displacement, at 4.5 millio ...

. ''Arco'' was laid down on 9 May 1983 by Todd Pacific Shipyards in

Seattle Seattle ( ) is the most populous city in the U.S. state of Washington and in the Pacific Northwest region of North America. With a population of 780,995 in 2024, it is the 18th-most populous city in the United States. The city is the cou ...

, Washington, and launched on 14 December 1984. She was placed in service on 23 June 1986 at Naval Base San Diego. She provides dry dock services for the

nuclear-powered Nuclear power is the use of nuclear reactions to produce electricity. Nuclear power can be obtained from nuclear fission, nuclear decay and nuclear fusion reactions. Presently, the vast majority of electricity from nuclear power is produced b ...

submarine A submarine (often shortened to sub) is a watercraft capable of independent operation underwater. (It differs from a submersible, which has more limited underwater capability.) The term "submarine" is also sometimes used historically or infor ...

s of Submarine Squadron Eleven in the

Pacific The Pacific Ocean is the largest and deepest of Earth's five oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean, or, depending on the definition, to Antarctica in the south, and is bounded by the cont ...

, as well as other small craft.

Sources

Arco's official homepage
*

Ships built in Seattle 1984 ships Floating drydocks of the United States Navy {{US-mil-ship-stub