Treatment of Serious Deep Hole Object Falling Accident in ZK801 of Dongren Coalfield and the Introspection

Abstract:

ZK801 of Dongren coalmine area was designed for 1200m in depth, a serious object falling accident occurred while drilling to 1141.09m. By the analysis and summary on the accident causes and the countermeasures, the status of mismanagement was realized, several ponder and suggestions were put forward.