Base Rock Supply and Placement

The contract entails the supply and compaction of 1½-inch minus base rock to a minimum depth of six inches beneath concrete slabs, with all materials required to comply with ASTM C33 standards for aggregate quality. The work is to be performed at a single location in Plush, Oregon, with a zip code of 97637, and is classified as a subcontract under a Total Small Business Set-Aside, designated for small businesses in accordance with SBA regulations and FAR 19.5. The NAICS code 238990 indicates this is for other special trade contractors, specifically targeting site preparation and base work for construction projects. The solicitation was posted on July 20, 2026, and responses are due by August 10, 2026, at 7:00 PM. The contracting entity is the Oregon State Office under the U.S. Department of the Interior, and the contract is accessible via the SAM.gov portal. While no specific point of contact or detailed address information is provided, performance is localized to the designated site in Plush, and bidders must ensure their proposals meet the material and compaction specifications required for structural concrete foundations. All work must be completed in accordance with federal guidelines for small business participation and ASTM-certified material specifications.