The Crater-class cargo ship were converted EC2-S-C1 type, Liberty cargo ships, constructed by the United States Maritime Commission (USMC) for use by the US Navy during World War II.[1] The designation 'EC2-S-C1': 'EC' for Emergency Cargo, '2' for a ship between 400 and 450 ft (120 and 140 m) long (Load Waterline Length), 'S' for steam engines, and 'C1' for design C1. [2]
USS Livingston (AK-222)
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Class overview | |
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Operators | United States Navy |
Built | 1942–1944 |
In commission | 1942–1948 |
Completed | 65 |
General characteristics | |
Type | Cargo ship |
Displacement |
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Length | 441 ft 6 in (134.57 m) |
Beam | 56 ft 11 in (17.35 m) |
Draft | 28 ft 4 in (8.64 m) |
Installed power | |
Propulsion |
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Speed | 12.5 kn (23.2 km/h; 14.4 mph) |
Capacity |
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Complement | 206 |
Armament |
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The class was named for the lead ship of its type, USS Crater (AK-70), with most ships in the class being named for astronomical bodies. Its 65 hulls were among the largest US Navy cargo ship classes.
The ships were propelled by a reciprocating steam engine using a single screw with a power of 2,500 hp (1,864 kW) shaft.