Rocky Flats Plant, Plutonium Fabrication, Central section of Plant, Golden, Jefferson County, CO

Significance: This building is a primary contributor of the Rocky Flats Plant historic district, and is associated with the U.S. strategy of nuclear military deterrence during the Cold War, a strategy considered of major importance in preventing Soviet nuclear attack. In 1957, a new trigger design resulted in an increase in the amount of plutonium required to build a trigger. As a result of design changes and corresponding increases in workload, the Building 776/777 complex was constructed...
Survey number: HAER CO-83-O
National Register of Historic Places NRIS Number: 97000377