Alt & Witzig Engineering, Inc.

Geotechnical Engineering, Environmental Services, Construction Quality Control

Ground Penetrating Radar

Alt and Witzig Engineering is pleased announce the addition of ground penetrating radar to our already diverse selection of construction testing and special inspection services. With over 30 years experience on major construction projects throughout the Midwest, our firm has built a reputation as a leader in the industry by providing professional services in the most responsive and cost-effective manner.


GPR services being provided include:

– Reinforcing Steel/Post Tension Cable detection in concrete structures.
– Reinforcing Steel and Grout detection in CMU Walls
– Subsurface void detection in concrete and soil.
– Subsurface detection of UST’s and other buried objects.


Our state of the art equipment and professionally certified staff can handle all of your subsurface detection needs. For inquiries and pricing please contact one of our offices.