| 杭州滨江区钻孔灌注桩桩端后压浆施工实践 |
| 投稿时间：2009-07-08 修订日期：2009-07-08 点此下载全文 |
| 引用本文：王德武,张辉义.杭州滨江区钻孔灌注桩桩端后压浆施工实践[J].钻探工程,2009,36(12):54-56.WANG De-wu,ZHANG Hui-yi. Construction Practice of Bored Cast-in-place Pile Post Grouting in Hangzhou[J]. Drilling Engineering, 2009,36(12):54-56. |
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| 中文摘要:钻孔灌注桩桩端后压浆技术具有提高单桩承载力、保证桩基施工质量、节约造价等优点，适用于持力层为砂砾石或碎(卵)石土层的钻孔灌注桩工程。通过工程实例，对桩端后压浆技术的加固机理、施工工艺及施工过程中出现问题的处理方法作了详细阐述。 |
| 中文关键词:钻孔灌注桩 桩端后压浆 单桩承载力 |
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| Construction Practice of Bored Cast-in-place Pile Post Grouting in Hangzhou |
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| Abstract:Bored cast-in-place pile post grouting can promote the bearing capacity of single pile, guarantee the pile construction quality and save construction cost, which fit to bored cast-in-place pile engineering in bearing layers of sandy gravel and gravel soil. With the field case, the paper detailed the reinforcement mechanism, construction technology and treatment measures for construction difficulties. |
| keywords:bored cast-in-place pile post grouting bearing capacity of single pile |
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