Specialty Materials Supply for Cave Construction

This contract involves the supply of specialized cementitious materials and construction products specifically intended for cave construction projects, with particular emphasis on elevated storage conditions, protection from adverse weather, and the incorporation of recycled content in the packaging. The procurement is structured as a subcontract under a total small business set-aside, in accordance with FAR 19.5, targeting small businesses in the NAICS industry 327320, which relates to cement manufacturing. Issued by the Department of the Interior's Ser North Mabo office, the contract scope focuses on delivering materials suitable for the unique environmental and structural challenges of working in the Mammoth Cave area, zip code 42259. Responses to the solicitation must be submitted by May 15, 2026. The contract underscores sustainability by requiring recycled packaging and mandates strict storage and handling conditions to maintain material integrity in the specialized cave construction setting.