Haydite Spec 1-4 x 1-8 Gradation.pdf

This is a Product Specification and Quality Summary Report for Haydite Aggregate (lightweight aggregate material) supplied by Summit Materials from Plant 105 (Lightweight Aggregate Plant) to the Missouri Department of Transportation, Central District. The specification document details CM-L Type 1 material with a 1/4" x 1/8" gradation, establishing precise sieve analysis requirements including #4 sieve at 14%, #8 sieve at 86%, #16 sieve at 95%, #30 sieve at 98%, #50 sieve at 99%, #100 sieve at 100%, and #200 sieve at 99.8%. The quality summary report covers the period from March 7, 2024, through March 7, 2025, documenting product performance over the one-year evaluation period. The related contract opportunity indicates that the Missouri Department of Transportation, Central District, has sole-source designated Martin Marietta as the provider of Haydite Aggregate Material, with the contract period running from the notice of contract award through April 30, 2027, and includes up to two optional one-year renewal periods.

No additional pricing terms, set-asides, bidding information, or funding source details are provided in the specification and quality report documents. The materials appear to represent established product specifications and quality performance monitoring as part of an ongoing or recently awarded sole-source contract arrangement with Martin Marietta for the Missouri Department of Transportation's Central District operations.