In order to ensure the safe recovering mining of 18114 working face in Xiegou Mine, based on Regulations on geological work of coal mines and Regulations on coal mine water prevention and control, transient electromagnetic comprehensive geophysical survey of roadway radio wave penetration and geophysical anomaly area was conducted, 2 abnormal electric-magnetic pit-conveying area were found, with obvious electrical reaction of geological structure and reliable comprehensive geophysical prospecting results.