| 压力分散型预应力锚索施工技术研究 |
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| 引用本文： | 刘智香.压力分散型预应力锚索施工技术研究[J].国防交通工程与技术,2009,7(3):53-55. |
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| 作者姓名： | 刘智香 |
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| 作者单位： | 中铁十四局集团有限公司,山东济南,250014 |
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| 摘 要： | 针对泉三高速公路SMLA合同段的复杂地形地质条件，选取了3根典型的锚索进行了锚索张拉试验，确定了锚固体与岩土体之间的粘结强度和相应部位工程孔锚固体安全系数；介绍了压力分散型预应力锚索钻孔、锚索编制与安装、锚孔注浆与张拉的施工工艺，并对锚索质量检验技术进行了研究分析，保障了路堑高边坡防护所用措施的合理有效性。工程应用表明边坡加固效果明显。
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| 关 键 词： | 预应力锚索 张拉试验 钻孔 注浆 抗拔力 边坡加固 粘结强度 |
Study of Construction Techniques for Force-dispersing Pre-stressed Anchoring Cables |
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| Liu Zhixiang.Study of Construction Techniques for Force-dispersing Pre-stressed Anchoring Cables[J].Traffic Engineering and Technology for National Defence,2009,7(3):53-55. |
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| Authors: | Liu Zhixiang |
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| Institution: | The Engineering Co.Ltd.of the 14th Engineering Bureau Group of the Railway Building Corporation of China;Jinan 250014;China |
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| Abstract: | With the complex geological and geographical conditions of the SMLA Contracted Section of the Quanzhou-Sanming Expressway taken into account,three typical anchoring cables were chosen for the tensioning test to determine the sticking strength between the anchored body and the rock body,and the safety coefficient of the corresponding points.The construction processes for force-dispersing pre-stressed anchoring cable boring,the knitting and fixing of anchoring cables,and the tensioning of the cable are dealt ... |
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| Keywords: | pre-stressed anchoring cable tensioning test bore slip-casting pulling resistance solidify the side slope sticking strength |
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