Infrasense Performs Void Study using GPR in Lowell, Massachusetts
#ndt Infrasense, Inc., one of the leading subsurface detection firms in the nation, recently completed a ground penetrating radar (GPR) survey of an asphalt overlaid intersection in Lowell, Massachusetts. The objective of the survey was to locate voids and sinkholes in an area where a water line broke. GPR was the preferred method due to its [...]