Geofluids

Research Article

Study on Rib Sloughage Prevention Based on Geological Structure Exploration and Deep Borehole Grouting in Front Abutment Zones

Table 1

Description of areas with abnormalities.
Serial no.Description
YC1SF170, SF171 fault extension
YC2Collapsed column
YC3SX56 collapsed column and regional weak water enrichment
YC4SF119 fault extension
YC5Fault or broken coal strata
YC6Fault or broken coal strata
YC7Collapsed column or SF124, SF175 fault extension, possible regional water enrichment
YC8SF175 fault extension
YC9Fault or broken coal strata
YC10SF132, SF134 fault extension
YC11Collapsed column or SF172 fault extension
YC12SF143 fault extension
YC13SF145 fault extension
YC14SF161, SF157 fault extension and possible regional weak water enrichment
YC15SX63 collapsed column and possible regional weak water enrichment
YC16Broken coal strata or stress concentration region
YC17Broken coal strata or stress concentration region