| 100MPa基岩中的嵌岩钻孔桩施工技术 |
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| 引用本文： | 张志华,曹薛平.100MPa基岩中的嵌岩钻孔桩施工技术[J].建筑技术,2012,43(3):234-235. |
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| 作者姓名： | 张志华 曹薛平 |
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| 作者单位： | 江苏通州基础工程有限公司,226300,江苏南通 |
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| 摘 要： | 京沪高速铁路徐州车站站房工程采用钻孔灌注桩基础，针对场地特点并经方案比较，在岩层中采用旋挖取芯钻进，成孔速度快，桩身质量好，入岩深度合格率达100％。
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| 关 键 词： | 基岩 钻孔灌注桩 钻孔工艺 |
CONSTRUCTION TECHNIQUE OF SOCKET BORED PILE IN 100MPa BEDROCK |
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| ZHANG Zhi-hua
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CAO Xue-ping.CONSTRUCTION TECHNIQUE OF SOCKET BORED PILE IN 100MPa BEDROCK[J].Architecture Technology,2012,43(3):234-235. |
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| Authors: | ZHANG Zhi-hua CAO Xue-ping |
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| Affiliation: | (Jiangsu Tongzhou Foundation Engineering Co.,Ltd.,226300,Nantong,Jiangsu,China) |
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| Abstract: | Xuzhou railway station of Beijing-Shanghai high-speed railway adopts bored and grouted pile foundation.After consideration of site conditions and scheme comparison,rotary core drilling technique is used to realize fast hole forming and high-quality pile body.Rock drilling depth qualification rate is as high as 100%. |
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| Keywords: | bedrock bored and grouted pile hole-drilling process |
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