| 盐渍化软弱土地基处治措施对比分析 |
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| 引用本文： | 杨晓华,张莎莎,郭永建.盐渍化软弱土地基处治措施对比分析[J].郑州大学学报(工学版),2010,31(2). |
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| 作者姓名： | 杨晓华 张莎莎 郭永建 |
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| 作者单位： | 长安大学,公路学院,陕西,西安,710064 |
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| 基金项目： | 新疆维吾尔族自治区交通厅科技项目(XJG2007-10); 甘肃省重点交通科技项目(GJ2005-02) |
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| 摘 要： | 为了综合提高西北地区盐渍化软弱土地段公路地基处理的工程质量,以嘉—安一级公路盐渍化软弱土地段的地基处治项目为工程依托,通过MARC有限元数值计算分析、现场实际监测数据结果以及地基处治措施的社会经济效果评价,研究了适用于西北盐渍化软弱土地基处治的合理措施.结果表明,在处理该特殊土地基时,水泥粉喷桩、强夯置换、振动沉管挤密砂石桩都符合规范要求;从处治效果上来看,后两者的效果要优于水泥粉喷桩,振动沉管挤密砂石桩的效果最好;从社会经济效益评价结果来看,强夯置换在处理盐渍化软弱土地基时的费用最低,最省时,经济效果明显.
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| 关 键 词： | 道路工程 粉喷桩 强夯置换 振动沉管挤密砂石桩 地基 |
Comparative Analysis of Treatment Measures of Saline Soft Soil Foundation |
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| YANG Xiao-hua
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ZHANG Sha-sha
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GUO Yong-jian.Comparative Analysis of Treatment Measures of Saline Soft Soil Foundation[J].Journal of Zhengzhou University: Eng Sci,2010,31(2). |
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| Authors: | YANG Xiao-hua ZHANG Sha-sha GUO Yong-jian |
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| Affiliation: | YANG Xiao-hua,ZHANG Sha-sha,GUO Yong-jian (School of Highway,Chang\'an University,Xi\'an 710064,China) |
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| Abstract: | In order to improve the project quality of the saline soft soil foundation in Northwestern China,unifying the foundation treatment experiment project of Jia-An Superhighway and the experimental study to saline soft soil base processing,through FEM analysis,the results of field monitoring data,as well as the actual evaluating of socio-economic effects of treatment measures of foundation,studied the application of saline soft soil land-based reasonable treatment measures in northwestern China.The treatment re... |
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| Keywords: | road engineering cement injection pile dynamic replacement method viborsinking sand-gravel compaction pile foudation |
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