A technician from Ultra Engineering in Winchester, California, uses a ground-penetrating radar unit from Geophysical Survey Systems Inc. (GSSI) on a job site prior to excavating.
Ground-penetrating radar is one of the most accurate nondestructive testing methods available. To get the most from GPR surveying, it is essential to understand how GPR tools work and follow best practices when conducting surveys.
KNOW YOUR TARGET CHARACTERISTICS
Before taking a...
