Practice of Geophysical Survey on the Failure Laws of Overburden Rock in Fully Mechanized Filling Working Face With Large Mining Height

Through the transient electromagnetic survey on the failure laws of overburden rock in CT101 fully mechanized filling working face with large mining height of Wanbei Coal-electricity Group Wugou Coal Mine, it concludes the characteristics of strata behaviors, development heights of water conducted zone and caving zones in filling mining under the unconsolidated layers, which has guiding significance to the same projects.