Concrete & Geophysical Non-Destructive Testing

NDT Corporation provides non-destructive and geophysical testing services to evaluate the condition, integrity, and performance of concrete and subsurface infrastructure. Our testing delivers quantitative data that helps engineers and owners make informed decisions related to condition assessment, repair design, rehabilitation strategies, and asset management.

Our full website is launching in February, featuring expanded service details, project histories, and technical resources. In the meantime, the information below outlines our core services and how to contact us.

What We Do

NDT specializes in non-destructive evaluation (NDE) and geophysical testing, including:

  • Sonic / Ultrasonic Pulse Velocity & Impact Echo testing

  • Ground Penetrating Radar (GPR)

  • Pulse Echo & Sonic Reflection testing

  • Tomographic imaging and defect mapping

  • Corrosion potential surveys

  • Ultrasonic Thickness (UT) testing

  • Anchor bolt and embedded steel assessment

  • As-built structural measurements

  • Construction quality control and troubleshooting

  • Geophysical testing for soil and bedrock characterization

These methods allow us to evaluate internal defects, voids, cracking, deterioration, reinforcement layout, concrete strength, foundation conditions, and subsurface features without damaging the structure.

Structures We Test

NDT supports a wide range of infrastructure assets, including:

  • Bridges & Roadways

  • Buildings & Parking Structures

  • Foundations & Piles

  • Pipes & Tunnels

  • Dams & Waterways

  • Post-Tensioned Structures

  • Soils & Bedrock

Our experience spans transportation, water and wastewater, energy, industrial, and public infrastructure across North America.

Experience You Can Rely On

Founded in 1994, NDT has built a reputation for delivering reliable data, practical insight, and responsive service on technically complex projects. Our team combines decades of field experience with advanced testing technologies to produce results that are clear, defensible, and actionable for engineers and owners.