San Clemente-class oil tanker
The San Clemente-class oil tanker is a class of oil tankers built by National Steel and Shipbuilding Company (NASSCO), San Diego. The size places them in the category of super tankers. They were built to serve the Trans-Alaska Pipeline System. At the time of completion National Steel and Shipbuilding Company was equally owned by Kaiser Industries Corporation and Morrison-Knudsen Company, Inc.
USNS Mercy leaving San Diego Bay, May 2008, built as SS Worth in 1974, converted to Mercy in 1984. | |
| Class overview | |
|---|---|
| Builders | National Steel and Shipbuilding Company |
| Subclasses | T-AH-19 |
| Built | 1974-1978 |
| Completed | 13 |
| General characteristics | |
| Type | Oil tanker - two Hospital ships |
| Tonnage | 89,700 dwt |
| Length | 894 ft (272 m) |
| Beam | 105 ft (32 m) |
| Draft | 64 ft 6 in (19.66 m) |
| Propulsion | Steam, 24,500 bhp (18,300 kW) |
| Speed | 16.5 knots (30.6 km/h; 19.0 mph) at 90% MCR, Full Load |
| Capacity | 32,5000 Cu feet |
| Crew | 21 (Hospital ship 1,000) |
NASSCO also built the San Diego-class tankers at 180,000-dwt, Catalina-class tankers at 150,000- dwt and the Coronado-class tankers at 38,300-dwt. NASSCO also built for the US Navy Yellowstone-class destroyer tender (AD-41 class) at 19,800-ton each.
Two ships were converted by NASSCO to T-AH-19 hospital ships. The two hospital ships were delivered to the US Navy in 1986 and 1987 as Naval Auxiliary Fleet ships. The two provided for the Navy deployable acute medical care facility. Each has 1,000-bed medical care unit. They are used for armed forces and mercy missions to damaged locations, like after a typhoon.