| 万丰路桥大吨位矩形截面桩成孔施工技术 |
| 投稿时间：2007-01-19 修订日期：2007-01-19 点此下载全文 |
| 引用本文：王宏坤.万丰路桥大吨位矩形截面桩成孔施工技术[J].钻探工程,2007,34(2):10-12.. Hole Completion Technology for Large-tonnage Rectangular Section Pile in Wanfeng Road Bridge[J]. Drilling Engineering, 2007,34(2):10-12. |
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| 王宏坤 |
| 北京中世久基础设施工程有限公司,北京100011 |
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| 中文摘要:针对在卵石及基岩地层中桩孔施工时成孔难、渗漏大的问题，以液压抓斗为成孔设备，采用合理的机械结构、钻进方法、泥浆配方进行矩形截面桩的施工。 |
| 中文关键词:矩形桩 抓斗 卵石 基岩 成孔 泥浆 渗漏 |
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| Hole Completion Technology for Large-tonnage Rectangular Section Pile in Wanfeng Road Bridge |
| WANG Hong-kun |
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| Abstract:In order to deal with the difficulties in hole completion and resolve serious leakage in pebble and bedrock, we use hydraulic grab as drilling equipment, adopt rational mechanical structure, drilling method, mud prescription in rectangular section pile construction. |
| keywords:rectangle section pile grab pebble bedrock hole completion mud leakage |
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