极软岩巷道“水泥粉煤灰浆”锚注试验研究

Test and research on bolt and grouting with cement and flying ash grout in mine very soft rock roadway

工程实践证明 ,适宜配比的水泥粉煤灰浆材料用于极软岩巷锚注加固 ,技术上可行 ,经济合理 。

The projects shown that cement and flying ash grout with a proper mixture rate is feasible in technology and rational in economic for application of very soft rock roadway bolt and grouting reinforcement. The project shown the obvious benefits.