成都龙泉驿地区膨胀土特性及处治研究 |
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引用本文: | 严国全,许仁安,何兆益.成都龙泉驿地区膨胀土特性及处治研究[J].重庆交通大学学报(自然科学版),2004,23(2):102-106. |
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作者姓名: | 严国全 许仁安 何兆益 |
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作者单位: | 重庆交通学院,土木建筑学院,重庆,400074;重庆市公路局,重庆,400067 |
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摘 要: | 分析研究了成都龙泉驿地区膨胀土的界限含水量、最大干密度、最佳含水量以及膨胀力 干密度、膨胀力 含水量、有效粘聚力 含水量等之间的关系,探讨了4种固化剂改良方法———石灰、水泥石灰、SBT及STX对改善膨胀土最佳含水量、无侧限抗压强度及膨胀率等的影响.
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关 键 词: | 膨胀土 膨胀力 膨胀率 无侧限抗压强度 |
文章编号: | 1001-716X(2004)02-0102-05 |
修稿时间: | 2003年4月21日 |
Study of properties and treatment of stabilized expansive soil on the highway in Longquanyi in Chengdu |
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Abstract: | The paper analyses and studies the plasticity index,compaction,maximum dry density and optimum moisture content of the expansive soil in Longquanyi in Chengdu as well as the swelling pressure-moisture content, swelling pressure-dry density and effective cohesion-moisture content relationships,and discusses the effects of four stabilizing materiats: lime cement,lime,SBT as well as STX no the improvement of the optimum moisture content,unconfined compression strength,expansion rate and so on. |
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Keywords: | expansive soil swelling pressure expansion rate unconfined compression strength |
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