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机构地区:[1]潞安集团余吾煤业有限责任公司,山西长治046103
出 处:《煤》2008年第9期33-35,共3页Coal
摘 要:大型或重要工程建筑物、构筑物,在工程设计时,应对变形测量统筹安排,施工开始时,即应进行变形测量。煤矿井下巷道变形监测由于其受空间观测条件的限制,布置水平位移监测网和垂直位移监测网困难,有别于常规的变形测量。针对煤矿井下马头门及附近硐室遇软岩变形问题,提出合理的监测方案,并按照监测方案具体实测,通过对实测数据的对比、分析,得出围岩变化的规律,为制订井筒加固方案提供了基础资料。其方法对类似变形监测有借鉴和推广意义。During designing the engineering project, it should be made overall planning for deformation measurement of large -size or important building, fixtures. At the beginning of working on that,it should be carried on the deformation measurement. Based on the limitation of space observation condition, it's hard to make arrangements for horizontal and perpendicular displacement measurement. Coal mine pit drift deformation measurement is different from the general one. This paper is aimed at putting forward the rational measurement plan of solving the coal mine pit ingate and neighboring underground room deformate caused by soft rock, and according to the specific reality measurement, by contrasting and analyzing the reality measurement data, the law of surrounding chamber transformation was obtained, while it could provide the basic material for working out shaft reinforcing plan. The method is of reference and extending significance to the similar deformation measurement.
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