The lose steady damage of expansive soil roadbed slope is the main problem during the construction of road in the regions of expensive soils.
膨胀土路基边坡失稳破坏是膨胀土地区公路修筑的主要技术难题。
参考来源 - 膨胀土干湿循环开裂特性及路堑边坡开裂演化过程研究·2,447,543篇论文数据，部分数据来源于NoteExpress
研究了膨胀土路基发生胀缩沉降的基本力学条件；
The fundamental mechanical conditions of the swell-shrink and settlement are studied.
在此基础上，建议按膨胀力与零膨胀率的相关性来确定膨胀土路基处置深度。
On this foundation, the determination method of treatment depth for subgrade paved with expansive soil is proposed based on the relationship of swelling pressure and unloaded expansibility.
介绍了膨胀土的特性、膨胀土路基施工要点、路床精铺层方案的选择及施工程序。
The paper introduces the property of essentials for construction of expansive soil subgrade, choice of schemes for finely paving coverage of road bed and construction procedure.
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