Ground Penetrating Radar (GPR)

Service Detail from TÜV Rheinland

Ground Penetrating Radar (GPR)-Image

Non-Destructive Testing Group, Inc. (NDT Group) offers the latest application of subsurface radar to nondestructively inspect walls, floors, decks, and other existing concrete structures to a depth of 18 inches and more. The ground penetrating radar (GPR) is quick, easy, and safe. It's an effective way to locate buried obstructions in concrete structures prior to drilling, coring, or cutting.


  • Faster and safer than radiography
  • Single sided access needed
  • Two-man crew
  • Thousands of square feet of concrete can be inspected in one day
  • Locate targets to a depth of 18 inches or more in concrete
  • Detect and map the relative concrete condition for rehabilitation planning
  • Able to combine separate 3D grids into one single grid