We use GPR for the following applications... Foundation Markout embedded rebar, conduits, and post-tension/pre-stress cables and tendons in concrete radiant heating pipes in concrete steel structural members in concrete conduits below slab-on-grade buried electric, gas, water/wastewater, fiber utilities (metallic and nonmetallic) underground storage tanks (UST) geological and geophysical including subsurface voids roadway and parking lot pavement thickness archaeological applications graveyard mapping freshwater lake depth and sub-bottom sediment depth mapping snow thickness gauging depth to bedrock mapping other applications as need arises