Formations designed, fabricated, and installed exterior and interior exhibits at the 4,000-square-foot Weldon Spring Interpretive Center in St. Charles, Missouri, where three small towns became a uranium feed materials plant during World War II and throughout the Cold War to protect our nation and its allies.

Using artifacts and memorabilia, combined with AV and science-based interactives, the site links past to present, from the creation of the Environmental Protection Agency and Earth Day, to how the site—with its contamination contained in a 45-acre disposal cell—became a cleanup success story for future generations.

The Weldon Spring Site extends beyond the visitor center with extensive hiking and biking trails, including the highest viewing point in the county.

Client: US Army Corps of Engineers, St. Louis District, and the Department of Energy’s Office of Legacy Management

The U.S. government displaced hundreds to build the Weldon Spring Ordnance Works during WWII. Thousands came to help build explosives for the nation’s Arsenal of Democracy.

President Roosevelt’s decision to produce atomic bombs was made December 6, 1941—the day before Japan’s attack on Pearl Harbor.

This recreation of an old-time TV “tunes in” to revered news anchor Walter Cronkite on the world’s first Earth Day.

Great quantities of water were needed for making TNT. Red water, a waste product, was discharged through wooden pipes like this one for later treatment.