The Smithsonian plans to install emergency generators at the National Museum of American History, 1300 Constitution Ave NW, Washington, DC, replacing an aging 300 kW diesel unit with two new 500 kW natural gas generators on a rooftop platform and converting Room 4606 into an emergency electrical room. The work includes gas-line routing, structural reinforcement, electrical/mechanical/plumbing/security upgrades, BIM coordination, short-circuit study, hazardous-material abatement, switchover events, and testing/commissioning/black start within a fully operational public museum with sensitive collection and executive spaces. The construction budget is over $10M, and the construction period of performance is 680 calendar days from Notice to Proceed. The full solicitation and supporting documents are expected to be released on or about the beginning of December 2026 via SAM.gov. Relevant NAICS codes include 236220 and 238210.