Constructional Materials Testing in Northern Ohio

We’re here to help you.

CMT-Ohio, located in Lorain County, is a full-service construction material testing laboratory, providing field and laboratory testing services throughout Northern Ohio. Accredited by AASHTO and overseen by professional staff, CMT Ohio is committed to providing you with cost-effective, high-quality testing services.

CMT-Ohio™ is a part of Rafter A, Ltd.

Rich Fredrickson, P.E., P.S. and Owner

Contact us today!

Construction Worker

We offer field and laboratory testing services for your construction projects.

  • In-Place Density (Nuclear Gauge)

    In-Place Moisture

    Gradation

    Plasticity

  • Slump

    Density

    Yield

    Air Content

    Compressive and Flexural Strength