关键词: 上向水平进路充填法, 安全回采, 顶板管理

Abstract: After deep hole blasting by VCR afterwards filling mining method at Tonglushan mine,damage to ore rock of neighboring stope was big,problems appeared like ore rock caving at some ore section,ore loss rate was high and stope safety was poor. Considering of assure of safe operation at stope,control stability of ground pressure and improve the recovery rate of ore,upward level approach filling method adopted in I orebody was proposed. The result indicated,this method could protect open pit Nankeng sump well,stoping orebody safely and efficiently.

Key words: Upward level approach filling method, Safe mining, Roof management