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It was built for the first time on September 7, 1967, by Argentina and subsequently destroyed. The refuge, rebuilt in July 2003, is a container fitted with kitchen, bathroom and bedrooms, accommodating 8.
Its aim was to guarantee and facilitate rescue, scientific and patrolling activities carried out jointly by the personnel of O'Higgins Base and Esperanza Base. It was managed jointly by the Chilean Army and the Argentine Army.
On September 28, 2005 three Chilean soldiers died falling into a crevasse. They were moved from the Abrazo de Maipú refuge to the O'Higgins Base. The Refuge was closed in 2010.
"About COMNAP". Council of Managers of National Antarctic Programs. Archived from the original on February 20, 2015. Retrieved September 15, 2018.
^ "Operational Information - Stations". Chile - Permanent Information. Electronic Information Exchange System of the Secretariat of the Antarctic Treaty. Archived from the original on 17 April 2019.