Gravel and Base Material Supply

The contract seeks the supply of compactable gravel base material for use as a subgrade beneath a concrete patio, with strict adherence to Department of Transportation standards and Buy American Act requirements. The material must meet specified engineering and compositional criteria to ensure proper load-bearing capacity, drainage, and long-term stability for the patio structure. All offerings must comply with federal procurement regulations, including sourcing from U.S. manufacturers and meeting material certification standards. The solicitation is issued under NAICS code 324121, indicating it is related to petroleum and coal products manufacturing, though the actual requirement involves aggregate materials used in construction. The contract is structured as a subcontract under the Department of the Interior’s Construction A/e Team 1, with responses due by July 30, 2026. The place of performance and exact location details are not specified, suggesting the work may be performed at any project site managed by the agency under this procurement.