Calcined Bauxite Aggregate Supply

The contract is for the supply of calcined bauxite aggregate specifically engineered for High Friction Surface Treatment (HFST) applications, with mandatory technical criteria including a specific gravity of at least 3.6, a field friction number of no less than 65, and a minimum of 87 percent material retention to ensure durability and performance under traffic stress. The material must meet stringent quality standards to enhance road surface skid resistance, particularly in high-risk areas where safety is critical. All supplies are intended for use in Sioux Falls, South Dakota, as the designated place of performance, and the contract is classified as a subcontract under NAICS code 327993, indicating it falls within the other nonmetallic mineral product manufacturing sector. The solicitation was posted on July 15, 2026, with the response deadline set for the same date, suggesting a streamlined or direct award process. The contracting authority is the South Dakota Department of Transportation, operating under the state agency designation of South Dakota, and the procurement is managed through their official bidding portal for transparency and compliance with state procurement protocols.