ABSD-3, is an advanced base sectional dock, was constructed of nine advance base docks (ABD)sections for the US Navy as an auxiliary floating drydock for World war 2. ABSD-3 was delivered to the US Navy on April 1944. ABSD-3 was commissioned on 27 October 1944. Advance Base Sectional Dock-3 was constructed in sections during 1942 and 1943. Each section are 3,850 tons and are 93 feet long each. Each Section had a 165 feet beam, a 75 feet molded depth and had 10,000 tons lifting capacity each. There were 4 ballast compartments in each section. With all nine nine sections joined, she was 844 feet long, 28 feet tall, and with an inside clear width of 133 feet 7 inches. ABSD-2 had a traveling 15-ton capacity crane with a 85-foot radius and two or more support barges. The two side walls were folded down under tow to reduce wind resistance and lower the center of gravity. ABSD-3 had 6 capstans for pulling, each rated at 24,000 lbf (110,000 N) at 30 ft/min (0.15 m/s), 4 of the capstans were reversible.