Supply of Cationic Emulsified Asphalt (CSS-1, CSS-1h, CMS-2)

The contract involves the production and supply of cationic asphalt emulsions, specifically CSS-1, CSS-1h, and CMS-2 grades, designed to enhance adhesion on road surfaces under damp conditions as part of Missouri Department of Transportation road treatment projects. These emulsions are critical for improving bond strength and durability in challenging weather environments, ensuring long-term performance of pavement applications. The procurement is structured as a subcontract and is governed by NAICS code 324121, which classifies the manufacturing of petroleum refinery products, indicating the specialized refining and formulation required for these asphaltic materials. The solicitation was posted on July 22, 2026, with a bid response deadline set for July 30, 2026, at 7:00 PM local time. The primary performance location is under the jurisdiction of the MODOT Central District, though specific geographic details such as city or zip are not provided. The contract does not include a set-aside designation, and all potential suppliers must meet the technical specifications for emulsion performance required by MODOT. The online portal linked in the posting serves as the sole platform for submission and documentation, and all bidders are expected to comply with the stated requirements without additional amendments or clarifications unless formally issued.