双注支护技术在返修巷道中的应用  

Application of grout and bolting-grouting support technique in the repairing tunnel

作　　者：童宗圣[1] 马守龙[2] 

机构地区：[1]淮浙煤电公司顾北煤矿 [2]安徽理工大学土木工程系

出　　处：《山西建筑》2008年第2期155-156,共2页Shanxi Architecture

摘　　要：通过对双注支护机理的阐述,研究了双注支护修复巷道的可行性,结合顾北煤矿典型返修巷道变形与破坏形式特征,介绍了该返修巷道锚注支护方案,并完成了现场监测分析与评价,得出该技术是一种主动支护技术,具有施工工艺简单、易操作、适应性强等特点,具有较高的推广应用价值。This article illuminated the bolting-grouting and grout mechanics and the feasibility of repairing the tunnel. Combined with the deforming and damage way feature of the typical repairing tunnel in Gubei coal mine, the bohing-grouting and grout scheme of repairing tunnel was designed. And the technique was an active support and construct technology was simple and adaptability. The technique was an effective way to solve the problems of high stress repairing tunnel supporting. It has a higher value in application and dissemination.

关 键 词：高应力 返修巷道 双注支护技术 

分 类 号：P633.6[天文地球—地质矿产勘探]