某场地分布有4m厚的淤泥质土层,其下为粉质黏土,采用石灰桩法进行地基处理,处理4m厚的淤泥质土层后形成复合地基,淤泥质土层天然地基承载力特征值fsk=80...

作者: rantiku 人气: - 评论: 0
问题 某场地分布有4m厚的淤泥质土层,其下为粉质黏土,采用石灰桩法进行地基处理,处理4m厚的淤泥质土层后形成复合地基,淤泥质土层天然地基承载力特征值fsk=80kPa,石灰桩桩体承载力特征值fpk=350kPa,石灰桩成孔直径d=0.35m,按正三角形布桩,桩距5=1.0m,桩面积按1.2倍成孔直径计算,处理后桩间土承载力可提高1.2倍,复合地基承载力特征值最接近()。 A.117kPa B.127kPa C.137kPa D.147kPa
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答案 C
解析

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