The SS Oropesa was a British steam turbine-powered ocean liner constructed by Cammell Laird at Birkenhead, Merseyside. Launched on December 9, 1919, and completed in September 1920, the ship was designed primarily as a coal-burning vessel equipped with 32 corrugated furnaces, which supplied steam at 190 psi to six turbines rated at a total of 1,647 NHP. Her turbines drove twin propeller shafts through single reduction gearing, enabling her to achieve a cruising speed of approximately 14 knots. Oropesa's dimensions and detailed physical specifications are not explicitly provided in the source, but her propulsion system and fuel conversion indicate a ship of considerable size typical of early 20th-century ocean liners. Initially, she served the route between Liverpool and South America, with her maiden voyage commencing on September 4, 1920, to Rio de Janeiro and Buenos Aires. She was later chartered in 1921 to Royal Mail Lines for the Hamburg–Southampton–New York route, but reverted to her original owners in 1922. In 1924, Oropesa was converted from coal to oil fuel, enhancing efficiency and reducing bunker space. Her service route was shifted in 1927 to Liverpool–Valparaíso, Chile. Notably, in January 1931, she transported Edward, Prince of Wales, and his brother Prince George to South America. After a period laid up at Dartmouth from 1931 to 1937, she was requisitioned in September 1939 as a troop ship but initially operated in cargo and passenger service. During World War II, Oropesa participated in numerous convoy operations across the Atlantic, Mediterranean, and Indian Ocean routes. Her service was marked by a collision with the cargo liner Manchester Regiment in December 1939, which led to the latter's sinking with loss of life. On October 16, 1940, she departed Liverpool with Convoy WS 3 and later traveled through South Africa to Suez. Her maritime significance culminates in her sinking on January 13, 1941, southeast of Rockall in the Western Approaches, after being torpedoed by the German U-96 submarine. Despite an initial sinking attempt, she was hit multiple times and capsized at 06:16 hrs, resulting in the loss of 106 lives. The vessel's sinking exemplifies the peril faced by Allied merchant ships during wartime and highlights her role as a vital, though ultimately tragic, component of wartime maritime logistics.

This description has been generated using GPT-4.1-NANO based on the Vessel's wikidata information and then modified by ShipIndex.org staff.