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本文系统地介绍在金山店铁矿应用长锚索支护松软破碎矿体中回采进路的试验研究情况,重点阐述支护方案设计,现场施工、受力分析、效果观测等工作的特点和所取得的主要结果。试验表明,所选用的支护方案及参数是有效的,支护结构安全可靠,支护技术切实可行。
This paper systematically introduces the experimental research on the mining approach in the loose broken ore body with long cable support in the iron and steel works in Jinshandian, with emphasis on the characteristics of the support scheme design, on-site construction, force analysis and effect observation The main results achieved. The test shows that the selected support scheme and parameters are effective, the support structure is safe and reliable, and the support technology is feasible.