A photo of a construction site with cranes in the background.

Welcome to Great Lakes Testing!

Great Lakes Testing logo

GLT Midwest is an AASHTO Accredited physical soils laboratory centrally located in the Midwest with experienced technicians serving construction projects nationwide.

We are committed to delivering our clients with accurate testing results in a timely manner and specialize in a wide range of construction materials, such as aggregate, asphalt, masonry, soils, spray-on fire coatings, and concrete. Our online portal provides clients with test results in real-time and the ability to efficiently manage multiple orders in a single digital dashboard.

Our team is capable of performing the following testing services:

  • Atterberg Limits
  • Sieve Analysis
  • Standard and Modified Proctors
  • Expedited Triaxial Permeability
  • Falling and Constant Head Permeability
  • Perm Remolding

Download our Brochure to see all the testing services we offer!

Contact Us

To send in samples and request testing services, please go to our Online Portal and complete the customer registration form. Once registered, you can submit tests and check their status through our intuitive online system.

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