The transmitter could be linked to many sorts of utility traces by way of a grounding wire or other Actual physical utility framework over floor to supply the active sign that the EM locator can then browse. Blood Hound locates ALL subsurface utility companies and constructions, such as those that https://www.us-info.com/en/usa/util_locate/orange/USCA103063592-7145215393/businessdetails.aspx