- Washouts beneath the floors of buildings, vaults, basins and pools
- Ungouted vs. grouted concrete masonry unit cells
- Utilities tunnels or pipe chases in or below floors
- Voids or bridged zones in proved concrete
- Hidden rooms or compartments
- Identify voids under all man made structures such as Roads, Runways and Buildings
Contact GPR Data Inc.
Corporate Office: 541-345-1075
2645 Suzanne Way
Eugene, OR 97408
14832 SE Lee Ave.
Portland, OR 97267