Copper Gutter and Downspout Repair/Replacement

The contract calls for the repair or replacement of copper gutters and downspouts on Building 40, with a focus on ensuring proper drainage while preserving the historic character of the structure. All work must be performed in a manner that honors the building’s architectural heritage, using materials and methods consistent with historic preservation standards. The scope is limited to the copper components of the drainage system, requiring specialized craftsmanship to match existing designs and finishes. This is a total small business set-aside under the SBA program, restricted to qualified small businesses, and is classified under NAICS code 238210 for roofing, siding, and other construction services. The solicitation was posted on April 27, 2026, and proposals must be submitted by 6:00 PM Eastern Time on May 27, 2026. The awarding agency is the Department of the Interior, through Ner Services Mabo, and the work is to be performed at the location of Building 40. The contract type is a subcontract, indicating it may be issued under a larger prime agreement, but all requirements and standards remain binding on the selected small business contractor.