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全断面注浆治理巷道底鼓相似模拟研究

Zhongzhou Coal(2013)

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Abstract
软岩巷道底鼓严重影响了新桥矿井下巷道的正常使用。分析了巷道围岩力学性质和支护形式,提出锚网索喷+全断面注浆加固底板控制巷道底鼓的方案,通过相似模拟实验对改进前后的支护形式进行了模拟对比分析。实验结果及工程实践表明,锚网索喷和全断面注浆支护技术可显著提高底板岩体的强度和承载能力,有效控制巷道底板变形。
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Key words
soft rock roadway,similar simulation,full-section grouting,floor heave control
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