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Materials Marketplace

The Materials Marketplace is your essential resource for engaging with IDOT’s material labs approval processes. Here, you’ll find comprehensive information on material testing, producer and supplier guidelines, and innovative pilot programs. Whether you’re looking to gain approval as a materials producer or seeking insights into our experimental features, this section provides the tools you need to ensure quality and compliance.

IDOT Material Labs

To ensure that quality materials are used in highway projects, IDOT maintains a system of sampling, testing, documentation, and reporting of test results. This section supplies the required forms, manuals and guides needed to comply with agency policies, and specifications and also houses qualified products lists by material laboratory. To learn more please select the appropriate lab:

Qualified Product List

Updated March 27, 2026

Date Updated Qualified Product List Name Materials Contact Person Telephone Document URL

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Contact Us

Illinois Department of Transportation

Bureau of Materials

126 East Ash Street

Springfield, Illinois 62704

217-782-7200

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