Rocky Flats Plant – Building #21/Building #121

AddressRocky Flats Environmental Technology Site, Hwy. 93, Golden 80402
QuadLouisville, 1965 (1979)
SectionS10 & 11, T2S, R70W
Elevationc. 6000
SourceHistoric Building Inventory #5JF1014.26, 1995, Colorado Historical Society
Initialdate1999-01-09 00:00:00-07
HistoryDesigned by the Austin Co. of Cleveland, Ohio, and built by Olson Construction of Denver in 1953, this two-story, 6530 sq. ft., flat roofed building was used for cleaning and repairing of firearms, inspection and testing. It is an irregular shaped building made of concrete and concrete block on a poured concrete foundation. The few windows are fixed metal sash and double paned. Rocky Flats Plant, as a top-secret defense installation, required a strong security force. This plant protection building was used for gun operations by their security force.