Results 1 to 10 of about 17,158 (271)

Effect of matrix suction on the shear strength characteristics of reinforced granite residual soil [PDF]

Frontiers in Materials, 2023
Introduction: The soil in geogrid-reinforced structures is typically unsaturated, with the shear strength provided by both the matrix suction and the reinforced body.
Xiangwen Deng, Zhengyu Zhu, Xi yang Lin, Xue qiang Yang   +3 more
doaj   +5 more sources

Prediction of Matrix Suction of Unsaturated Granite Residual Soil Slope Based on Electrical Conductivity

Frontiers in Earth Science, 2022
To study the relationship between matrix suction and conductivity in unsaturated granite residual soil and realize the matrix suction prediction of soil slope based on conductivity, laboratory and field tests are carried out on undisturbed soil at ...
Ruimin Chen, Yunzhao Lin, Qingling Liu, Hongqiang Dou, Luis F. Robledo, Wenbin Jian, Wenbin Jian   +6 more
doaj   +5 more sources

Continuous Measurement of Matrix Suction and Degree of Saturation of Unsaturated Soils with a New Soil-Water Retention Curve Device [PDF]

مهندسی عمران شریف, 2022
The relationship between matrix suction and degree of saturation within the soil is a fundamental parameter in studying many behavioral aspects of unsaturated soils and is referred to as the soil-water retention curve (SWRC).
A. Mirzaii, M. Mortezaie, S.A. Naeini
doaj   +3 more sources

Research of unsaturated strength characteristics for root–soil composite under different water content conditions [PDF]

Scientific Reports
Plant roots are important in ecological slope protection and reinforcement, significantly affecting soil’s water-holding characteristics and shear strength.
Xiaochan Wang, Shijie Liu, Hengxing Lan, Weifeng Sun, Xuanchen Ren, Zhouchen Li   +5 more
doaj   +2 more sources

Study on calculation of nonlimit passive earth pressure of unsaturated soil behind retaining wall [PDF]

Scientific Reports
The accurate calculation of soil pressure behind retaining walls is essential for their design and construction. Currently, research on the non-limit soil pressure of unsaturated soil behind retaining walls is limited.
Yaxin Zhang, Wenchao Gu, Qiliang Xu, Shuai Zhang, Jie Huang, Shiyuan Huang   +5 more
doaj   +2 more sources

Experimental Study on the Effect of Key Factors on the Soil–Water Characteristic Curves of Fine-Grained Tailings

Frontiers in Environmental Science, 2021
The soil–water characteristic curve (SWCC) is an essential parameter for studying the mechanical properties of unsaturated tailings, and it plays an important role in stability assessment and prediction of unsaturated tailings dams.
Baofeng Cao, Yakun Tian, Rong Gui, Yong Liu   +3 more
doaj   +1 more source

Rate-dependent experimental study on unsaturated coarse-grained soil controlled by matrix suction

Yantu gongcheng xuebao, 2023
To study the time-dependent deformation characteristics of high-fill subgrade in mountainous areas, the water-retention characteristics of coarse filler and a series of rate-dependent mechanical properties tests under constant suction are carried out for
YIN Fengjie 1, 2, CAI Guoqing 1, 2, SU Yanlin 1, 2, SHAN Yepeng 1, 2, LI Jian 1, 2
doaj   +1 more source

The Duncan-Chang statistical damage correction model of unsaturated soil considering matric suction

Shuiwen dizhi gongcheng dizhi, 2022
In order to reflect the whole deformation process of unsaturated foundation soil, the consolidated drained triaxial compression test is carried out on the unsaturated soil of a foundation project.
Weijia TAN, Yunjie WEI, Junhao WANG, GAO Jingxuan   +3 more
doaj   +1 more source

Elastic-viscoplastic constitutive model for overconsolidated unsaturated soils considering time effects and its verification

Yantu gongcheng xuebao, 2023
The time effects have a significant influence on the deformation characteristics of the overconsolidated unsaturated soils. Establishing an elastic-viscoplastic constitutive model for the overconsolidated unsaturated soils considering the time effects is
SU Yanlin 1, 2, CAI Guoqing 1, 2, LIU Yi 1, 2, SHAN Yepeng 1, 2, LI Jian 1, 2
doaj   +1 more source

Consolidation characteristics of unsaturated sandy clayey purple soils

Yantu gongcheng xuebao, 2022
The soil deformation and foundation settlement have always been one of the hotspots in the researches on soil mechanics. The dry density and matrix suction are the two important influence factors for the compressive deformation of unsaturated soils.
XIA Hao-cheng , WANG Shi-ji , LI Xian , YANG Xun
doaj   +1 more source