Using Ground Penetrating Radar to Locate Additional Voids Beneath Parking Lot

A grocery store near Knoxville, TN discovered a hole in their parking lot. With the possibility of more voids hidden beneath the asphalt, GPRS was called in to located any additional voids under surface.

Using Ground Penetrating Radar, GPRS was able to locate numerous voids in the parking lot and label them with accurate depths and size.

Other services we offer are Underground Storage Tank locating, Utility locating, Post-Tension cable location, Rebar Locating and more.

If GPR services are needed in Tennessee call Dave Schaff at (615) 418-4023 or email at