The UtilityScan Pro ground-penetrating radar from Geophysical Survey Systems is designed for identifying and marking the depth of subsurface utilities. The unit detects metallic and nonmetallic targets including storage tanks and PVC pipes. Features include real-time data collection, multiple depth calculation methods, GPS integration and non-destructive testing configurations. It is available in several cart and antenna configurations. 800/524-3011; www.geophysical.com.