江苏海相灵敏性软土特征研究.pdf

第27 卷第8 期 岩 土 力 学 Vol.27 No.8 2006 年8 月 Rock and Soil Mechanics Aug. 2006 +文章编号：1000－7598 －(2006) 08 ―1283―04 江苏海相灵敏性软土特征研究 缪林昌，经 绯 （东南大学 岩土工程研究所，南京 210096 ） 摘 要：从近代海相地貌特征分析了江苏海相软土的形成。通过室内外试验数据的分析研究发现，该海相软土属于高含水率、 高压缩性、高孔隙比、高液限、低承载力的淤泥质海相灵敏性软土。根据工程实践提出了有关海相软土加固处理的设计方法、 施工技术的建议。 关 键 词：江苏海相软土；灵敏性软土；高含水率；高液限 中图分类号：TU 441 文献标识码：A Features research of Jiangsu marine sensitive soft soils MIAO Lin-chang, JING Fei （Institute of Geotechnical Engineering, Southeast University, Nanjing 210096, China ） Abstract: The deposit features of Jiangsu marine soft soils was investigated based on Holocene epoch marine geomophology characteristics; the sediment history of Jiangsu marine soft soils is about 6000 years. The depth of embedment and thickness of soil layer of Jiangsu marine soft soils are of fluctuant varying because of effect of many times of transgressions and regressions. Through analysis and r