The Department of Justice, through the Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF), is seeking qualified contractors for custom test fabrication and onsite support during the SQRL IV testing phase at Redstone Arsenal, Alabama. The project entails the preparation and construction of five custom concrete masonry unit (CMU) buildings, including various roof types, and involves multiple phases such as site preparation, fabrication, daily labor during testing, and demolition of existing structures. This initiative is crucial for enhancing research and training in explosives safety and law enforcement support, with an anticipated contract duration of one year and a Firm-Fixed-Price (FFP) contract type. Interested parties must submit their responses, including company information and capability statements, to Contracting Officer Brian Wilkins at Brian.Wilkins@atf.gov by 5:00 PM EST on April 11, 2025.