Heavy Ground explores the social, political, and technological history of the St. Francis Dam Disaster in California, the worst civil engineering disaster in twentieth-century American History. Approximately 400 people died in March 1928, when the concrete gravity dam built by Los Angeles engineer William Mulholland suddenly and tragically collapsed, releasing over 12 billion gallons of water into the Santa Clara River Valley.
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Heavy Ground explores the social, political, and technological history of the St. Francis Dam Disaster in California, the worst civil engineering disaster in twentieth-century American History. Approximately 400 people died in March 1928, when the concrete gravity dam built by Los Angeles engineer William Mulholland suddenly and tragically collapsed, releasing over 12 billion gallons of water into the Santa Clara River Valley.
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