EMI info reveals soil conductivity and is particularly shown for a shade-coded contour map displaying conductivity variations. On account of its precision, direct connection is the preferred technique for EM locating, nevertheless it needs A part of the pipe being uncovered and only operates with metallic lines. Nationwide Underground Group https://www.google.bj/url?q=https://www.bessutilitysolutions.com/services/underground-locating-detection/