常德青峰煤矿地面钻孔注浆堵水实践

Grouting for Water-proof of Surface Drilling in Qingfeng Coalmine of Changde

摘要:

简要分析了湖南常德青峰煤矿突水矿井的水文地质条件、突水因素，编制了注浆堵水方案，阐述了注浆堵水过程中注浆段的划分、浆液的配置、注浆结束的标准等工艺流程及所取得的成果。

Abstract:

The paper briefly analyzed the hydrogeology conditions and water inrushing factors, and the water-proof plan was established. The division of grouting section, slurry matching ratio in the water-proof grouting procedure and grouting ending standard were discussed.