To do this, the locator’s transmitter can apply an electromagnetic latest on to a pipe, if Portion of it is within reach (samples of this include a hydrant Outfitted which has a tracer wire, a utility vault, or valve). The crew then connects a 2nd cause the ground and adjusts https://www.whofish.org/Default.aspx?tabid=45&modid=379&action=detail&itemid=310964&rCode=27