Rocky Flats Plant, Plutonium Manufacturing Facility, North-central section of Plant, just south of Building 776/777, 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. Building 707 was the primary plutonium manufacturing and assembly facility at the plant from 1970 until curtailment of operations in 1989. The design of Building 707 incorporated extensive control and safety features, including the first-time use of inert atmosphere in the glove boxes, primarily in response to two earlier fires...
Survey number: HAER CO-83-M
National Register of Historic Places NRIS Number: 97000377