soil shear strength

Typical soil shear strength parameters of the western area support project including site cut test , undisturbed soil laboratory direct shear test , undisturbed soil laboratory triaxial test , and undisturbed soil laboratory cyclic immersion test , were tested by different methods .

对西部项目依托工程典型土体抗剪强度参数采用不同试验方法进行测试，包括现场大剪试验、原状土室内直剪试验、原状土室内三轴试验及原状土室内周期性浸泡试验。

Influence of Soil Shear Strength Index on Slope Stability Analysis

土的抗剪强度指标对边坡稳定分析的影响

Testing Research and Discussion of Soil Shear Strength Indices During Pit Excavation

基坑开挖中土的抗剪强度指标的试验研究与探讨

Simple talks about methods of determining index value of clay soil shear strength

浅谈粘性土抗剪强度指标值的确定方法

The Theoretical Analysis of the Influence of Foundation Bearing Capability by Soil Shear Strength Parameters

土的抗剪强度指标对地基承载力影响的理论分析

Relationship between water content ω and unsaturated soil shear strength indices c and Ф

非饱和土抗剪强度指标c、Ф值与含水量ω的关系

Root piles offer anti_slide and anchor function for slope , and chemical grouting can improve soil shear strength efficiently .

树根桩对边坡土体产生抗滑和锚固作用，而化学灌浆能有效地提高边坡土体的抗剪强度。

Plant roots play an important role in resisting the shallow landslip and topsoil erosion of slopes by raising soil shear strength .

植物根系对抵抗坡体浅层滑坡和表土侵蚀起着巨大的作用.植物根系通过增强土体的抗剪强度发挥固坡效应。

Correlation analyses found that the soil shear strength had the biggest effect on soil anti scourability , and then , the water stable aggregate and the organic content .

相关分析表明，土壤的抗剪强度对抗冲性影响最大，其次为水稳性团粒和有机质含量。

The effect of soil shear strength of many factors , such as plant roots , with effect of compaction as well as the size of the long-term effect of artificial disturbance on soil properties .

而影响土壤抗剪强度的因素很多，例如植物根系的符合作用、击实功的大小以及长期人为扰动对土壤力学性质的影响。

The reason of the conclusion is the matrix suction of unsaturated loess decreasing gradually with the increase of water content , so that the soil shear strength decreases , and thus safety coefficient decreases .

出现该种结论的主要原因是，非饱和黄土中存在的基质吸力随含水量增加而逐渐递减，以至于土体抗剪强度减小，从而安全系数随之减小。

Rock and soil shear strength parameters is the premise of analysis of the high cut slope stability , the rationality of parameter values directly affect the accuracy of the results of the analysis of high cut slope stability .

岩土体的抗剪强度参数是高切坡稳定性分析的前提，参数取值的合理性直接影响高切坡稳定分析结果的准确性。

Multilevel adding load triaxial test has some advantages , so it is useful for engineering to discuss the application . The effect of controlled strain and consolidation time on soil shear strength is discussed through CU triaxial shear test .

通过单样CU三轴试验和多样CU三轴试验、分析，探讨了控制屈服应变和固结排水时间对土抗剪强度的影响。

Based on this proposed relationship , the bearing capacity factors of strip foundations and circular foundations are computed according to the solution given by the slip-line method respectively using soil shear strength parameters under plane-strain condition and under triaxial compression condition .

基于这一关系，采用各自应力状态下土的强度参数，用滑移线方法分析了条形基础、圆形基础承载力系数及圆形基础承载力形状修正系数。

Among the various effecting factors for the calculations of stability and deformation , the soil shear strength parameters and the constitutive model are very important , and the accuracy of shear strength parameters and the constitutive model are closed related to soil stress path .

在各种影响基坑稳定和变形计算的因素当中，土体抗剪强度参数与本构模型显得非常重要，而抗剪强度参数和本构模型准确性与土体应力路径密切相关。

The effect of wetting to the soil shear strength is investigated , and it is found that the shear strength of soil after wetting would not vary with different wetting stress level and they are equal to the shear strength of soil in saturated state .

分析了湿化对抗剪强度的影响，认为湿化后土体峰值抗剪强度指标不随湿化应力水平而变且与饱和态值相等；

Discussion on the Influence of Matric Suction of Unsaturated Soil on Shear Strength Parameters

非饱和土基质吸力对抗剪强度参数影响的探讨

Although the soil anti shear strength is affected by many factors , but the moisture content and particle composition is the main factor affecting the strength properties of purple soil .

尽管土壤抗剪强度受诸多因素的影响，但含水率和颗粒组成则是影响紫色土强度性质的主要因素。

The soil 's shear strength through different stress paths can be decided according to the laws of change of pore water pressure coefficient and shear strength , which are got from the routine triaxial test .

根据常规三轴试验得到的抗剪强度和孔隙水压力系数变化规律可确定不同应力路径下的土体抗剪强度。

Research on correlation between soil model and shear strength gain in staged construction

本构模型与软黏土强度增长的关系研究

Displacement-earth pressure theory for cohesive soil based on shear strength reduction

极限黏结力〔土地〕黏性土基于强度折减法的位移土压力理论

The soft soil has low shear strength and the soil around has low stability and it is easy to collapse after excavating , so it needs strong support structure .

软土的抗剪强度很低，周围土体的自稳能力极差，开挖后易产生坍塌，故需要强大的支护结构；

The decline of the suction resulted by rainfall in non-saturated soil reduce the shear strength of slope and dam , and cause their stability lower .

降雨过程中吸力的下降，致使非饱和土坡、土坝中土体抗剪强度降低，其稳定性也变差。

Distributed widely in our country , soft soil has low shear strength and large deformation . If soft soil was treated in mistake way , foundation would come into being local shear failure or general-shear failure .

软土在我国广泛分布，它抗剪强度低变形大，如果处理不当，地基会产生局部或整体剪切破坏。

Through centrifugal model test and triaxial test , the relation between soil consolidation degree and shear strength was studied .

通过离心模型试验和三轴试验，研究了土固结程度与抗剪强度的关系。

At last , the effect of soil gradation on the shear strength of unsaturated soils is analyzed qualitatively .

最后分析了土颗粒半径差异、土体平均粒径大小对非饱和土强度的影响。

The authors analyze the impacts of vegetation type and soil moisture content on shear strength of unsaturated soil through direct shearing tests for various vegetation types , different soil moisture contents and different-depth unsaturated soil .

通过对裸地和桉树林地两种土壤在不同土壤含水量、不同深度的非饱和土的直剪试验，研究了植被类型和含水量对非饱和土抗剪强度的影响。

Effects of Slope Soil Water Content on Soil Shear Strength of Different Vegetation

边坡土壤含水率对不同植被土壤抗剪强度的影响

And from the analysis of the factors that affect the bearing capacity of pile foundation , the role of post-grouting to explore the mechanism and analysis of post-grouting of the pile - soil characteristics and soil interface shear strength , impact and role of stress .

然后从分析影响桩基承载力的因素出发，对后压浆的作用机理进行探讨，并分析研究后压浆对桩&土界面特征及土体抗剪强度、应力的影响和作用。

Analysis of disturbed soil with natural moisture and air-dried soil shear strength

天然含水量的扰动土与风干土抗剪强度的分析