Rivadavia-class battleship manufacturer Fore River Shipyard
Service histories
Rivadavia was named after Bernardino Rivadavia, the first president of Argentina, and was built by Fore River Shipyard. The ship was laid down on 25 May 1910, launched on 26 August 1911, and completed in December 1914. Moreno was named after Mariano Moreno, a member of the first Argentine government; laid down on 9 July 1910 by New York Shipbuilding Corporation, it was launched on 23 September 1911 and completed in February 1915. Both ships had engine trouble soon after completion: Rivadavia's completion was delayed due to a damaged turbine, while Moreno had an entire turbine fail while on its trials. The ships were also plagued by an abnormally high coal consumption even after their trials.The ships finally arrived in Argentina in February and May 1915, respectively. In the early 1920s, both ships spent time in the reserve fleet due to an economic depression, but enough money was available by 1924 to have the dreadnoughts modernized in the United States. Both refits included a conversion from coal to fuel oil, a new fire-control system, and other minor improvements. In the 1930s they participated in training cruises and diplomatic trips, including:
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