| 磁铁矿采空区处理施工工艺与技术方法探讨 |
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| 引用本文： | 闵卫鲸,曾德礼.磁铁矿采空区处理施工工艺与技术方法探讨[J].中国地质灾害与防治学报,2007(Z1). |
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| 作者姓名： | 闵卫鲸 曾德礼 |
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| 作者单位： | 中铁二院工程集团有限责任公司 中铁二院工程集团有限责任公司 四川成都 四川成都 |
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| 摘 要： | 文章系统地介绍了采用地质钻机成孔,高压注浆机进行充填注浆的施工方法。为了将水泥砂浆及水泥粉煤灰浆填入采空区,采用能施加高压的输送泵及高压注浆设备、铸铁注浆管、水泥封孔的注浆工艺处理采空区铁路路基。在信息化施工过程中,通过试验不断地调整设计方法、改进施工工艺,在处理巨型磁铁矿采空区工程实践中达到了预期的目标。施工中,在控制充填边界、封孔方法及施工工艺等方面有一定的创新。提出的采空区施工技术控制、质量检测与评价方法,对同类工程勘察、设计及施工具有一定的参考价值。
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| 关 键 词： | 磁铁矿采空区 充填 工艺 控制技术 质量检测 |
Research on construction technology and technical methods of treatment for magnetite gob area |
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| MIN Wei-jing,ZENG De-li.Research on construction technology and technical methods of treatment for magnetite gob area[J].The Chinese Journal of Geological Hazard and Control,2007(Z1). |
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| Authors: | MIN Wei-jing ZENG De-li |
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| Abstract: | The drilling methods with geology borer,backfilling and grouting through high pressure grouting machine is introduced systematically in this paper.In order to fill cement mortar and flyash mortar into gob area,the construction technology of high pressure filling instrument,cast-iron grouting tubes and sealing with cement was used.In the information construction period,we adjusted design methods and improved construction technology according to the experiment results,and archived the anticipated aims.We made some innovation in filling fields control,methods of sealing holes and construction technology,presented construction technical control,quality detection and assessment method for gob area,and all of these are referencable for the investigation,design and construction of similar engineering project. |
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| Keywords: | magnetite gob area filling construction technology control technique quality detection |
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