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深井软岩硐室近距离跨采研究 被引量:2

The study on the working across in close distance over main pump stope in deep and week rock
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摘要 本文针对-400泵房变电所的具体情况,探讨了合理的跨采卸压方案,研究了峒室加固参数,并进行了注浆锚杆设计和硐室变形监测,保证了跨采安全。 Abstract According to the concrete geological and mining conditions of -400 pump stope, this paper analyzes possible and rational schemes of the working across over it in close distance, and investigates support parameters of reinforcement. The new support design of bolts with grouting and the in-situ measurement of stope deformation during the mining, as well as economic benefit are also introduced.
出处 《矿山压力与顶板管理》 1999年第2期28-31,共4页 Ground Pressure and Strata Control
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