| 16米风化砂回填地基的深层振密加固 |
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| 引用本文： | 曹永琅,张光蒲,丛健.16米风化砂回填地基的深层振密加固[J].海岸工程,2001,20(4):21-26. |
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| 作者姓名： | 曹永琅 张光蒲 丛健 |
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| 作者单位： | 1. 南京水利科学研究院,江苏,南京,210024
2. 中港一航局,第四工程公司,天津,300456 |
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| 摘 要： | 结合北方某重力式深水 ( -1 6.0 m)码头沉箱后壁 1 4.5 m范围的回填风化砂经深层振密处理这一工程实例 ,介绍了回填砂振密的技术要求、施工工艺和方法及振密效果的检测。同时对施工与检测中的某些技术问题提出了自己的看法。
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| 关 键 词： | 风化砂 振冲密实 标贯击数 相对密度 内摩擦角 |
| 文章编号： | 1002-3682(2001)04-0021-06 |
| 修稿时间： | 2001年11月3日 |
DEEP VIBRO-DENSIFICATION CONSOLIDATION OF A 16 m WEATHERED SAND BACKFILLED SUBGRADE |
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| CAO Yong-lang,ZHANG Guang-pu,CONG Jian.DEEP VIBRO-DENSIFICATION CONSOLIDATION OF A 16 m WEATHERED SAND BACKFILLED SUBGRADE[J].Coastal Engineering,2001,20(4):21-26. |
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| Authors: | CAO Yong-lang ZHANG Guang-pu CONG Jian |
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| Abstract: | Taking the deep vibro densification consolidation work of a 16 m weathered sand backfilled subgrade bebind the backwall of caisson of a gravity type deep water wharf as an example, some problems with the deep vibro densification consolidation with backfilled weathered sand, including technical requirements, construction technology and method and test of vibro densification effect are introduced, and the authors also give their own opinions on some technical probleme in the construction and test. |
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| Keywords: | weathered sand vibro densification blow count of standard penetration test relative density angle of internal friction |
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