TMI operators did what they were trained to do
April 23, 2014, 4:40PMANS Nuclear Cafe
Note by Rod Adams: This post has a deep background story. The author, Mike Derivan, was the shift supervisor at the Davis Besse nuclear power plant (DBNPP) on September 24, 1977, when it experienced an event that started out almost exactly like the event at Three Mile Island on March 28, 1979.