To control the quality of our products, we rigorously test them, adhering to the standards recognized in the construction industry. Government agencies such as the Missouri Department of Transportation (MODOT), the Illinois Department of Transportation (IDOT), the Federal Aviation Authority (FAA) and the U.S. Army Corps of Engineers (COE), and national recognized organizations such as the American Society for Testing and Materials (ASTM) and the American Association of State Highway and Transportation Officials (AASHTO) have specific requirements, and we consistently meet them.

We can also test materials you supply.

The products we test include:

  • Asphalt
  • Stone
  • Sand
  • Concrete

We have the capacity to test for:

  • Asphalt Extractions
  • Concrete Maturity Testing
  • Stone Gradations
  • Physical Properties of Stone
  • Asphalt Density
  • Volumetric Properties of Asphalt
  • Concrete and Asphalt Mixture Design
  • Concrete Compression Strength
  • Concrete and Asphalt Coring

 

Trained Technicians

We operate a central Quality Control laboratory as well as portable labs for specific job or plant sites. Throughout the process, you can be assured that you receive fast, accurate results and consistency of product according to set guidelines.

Our eight professional Quality Control technicians are certified to work with MODOT and IDOT specifications, with training updated every three years.

You can buy rock or asphalt anywhere, but you buy quality when you buy from us.