庞庞塔矿回风立井井筒用注浆法过砂砾含水层

Grouting method used in Pangpangta mine return air vertical shaft for crossing gravel aquifers

根据庞庞塔煤矿的工程地质及水文情况,回风立井井筒采用注浆法穿过砂砾石层,介绍了注浆方法及工艺设计等,并详细阐述了具体施工方法及操作要点,对今后同类工程地质灾害防治、基础设计等起着重要的作用。

According to engineering geological and hydrological condition of Pangpangta mine, the return air vertical shaft is used grouting method for crossing gravel aquifers. It introduces the grouting method and technical design etc. , and specifically expounds the construction methods and operation points, which has significant role for geological disasters prevention and foundation design of future similar engineering.