The Smithsonian Institution seeks a contractor to install two new 500kW natural gas-fueled generators on the roof of the National Museum of American History in Washington, D.C., replacing an aging diesel unit. The project has a construction budget of over $10 million. The total period of performance for construction is 669 calendar days from the Notice to Proceed. The work involves extensive electrical, mechanical, and structural modifications within an operational museum, requiring careful coordination around sensitive collections and public spaces. The full solicitation is anticipated to be released around April 2025.