Results 41 to 50 of about 6,742 (247)

Numerical simulations of triaxial shearing-infiltration tests

open access: yesSoils and Foundations, 2018
Abstract The failure of steep slopes during rainfall is commonly associated with a decrease in matric suction in the unsaturated soil zone above the water table. The shear strength characteristics of residual soil under water infiltration have been studied in the laboratory using unsaturated triaxial tests.
Kim, Yongmin   +2 more
openaire   +1 more source

Improving Shear Strength of Clay by using Cement Column Reinforcement under Consolidated Undrained Test

open access: yesInternational Journal of Technology, 2015
Cement column reinforcement is a method of soil reinforcement used in the field to increase soil's shear strength and decrease soil's compressibility.
Damrizal Damoerin   +2 more
doaj   +1 more source

A comparative study between the NGI direct simple shear apparatus and the Mikasa direct shear apparatus

open access: yes, 2007
A comparative study of the NGI Direct Simple Shear Test (DSST) and the Mikasa Direct Shear Test (DST) is reported. Samples from Norwegian Drammen clay and Japanese Ariake clay were subjected to both types of test.
Hanzawa, Hideo   +9 more
core   +1 more source

Theoretical solution for the relationship between strength parameters of direct shear test and triaxial test

open access: yesYantu gongcheng xuebao
This paper analyzes the variation law of the Mohr's stress circle for normally consolidated soils in direct shear tests and triaxial compression tests. By comparing and analyzing the stress paths during the shearing process of the two tests, it is found ...
CAI Jifeng 1, CAI Jian 1, HU Zhongxiong 2
doaj   +1 more source

Experimental analysis of cement-treated red sandstone coarse-grained soil and its microstructural evolution

open access: yesCase Studies in Construction Materials, 2022
This study purposes to quantify comprehensively the potential of cement-treated red sandstone coarse-grained soil as a subgrade filler in highway engineering.
Jue Li, Junfeng Qian, Chengjun He
doaj   +1 more source

Stress-Dilatancy for Soils. Part II: Experimental Validation for Triaxial Tests

open access: yesStudia Geotechnica et Mechanica, 2016
Different forms of the stress-dilatancy relations obtained based on the frictional theory for the triaxial condition are presented. The analysed test data show that the shear resistance of many soils is purely frictional.
Szypcio Zenon
doaj   +1 more source

Engineering geological and geotechnical properties of till soil of the Middle Pleistocene glacial period [PDF]

open access: yesEstonian Journal of Earth Sciences, 2019
Glacial deposits make up the biggest volume of deposits of the Quaternary system in Lithuania. The deposits of the Medininkai glacial period are spread across the entire territory of Lithuania, but occur on the surface only in the southeastern area.
Ieva Lekstutytė   +3 more
doaj   +1 more source

Determination of the shear speed of soil triaxial testing based on fuzzy logic

open access: yesComputer Assisted Methods in Engineering and Science, 2022
To design foundations, embankments and other soil structures, geotechnical engineers require methods of assessing engineering properties of soils.
Chi Tran
doaj  

Rafting of Ni‐Based Superalloys Under Multiaxial Load as Understood by Phase‐Field Simulations and Critical Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
Phase‐field simulations coupled with dislocation‐density‐based crystal plasticity modeling reproduce γ′ rafting behavior in single‐crystal Ni‐based superalloys under varied loading conditions. The model captures both macroscopic creep and microscopic morphology evolution, with results matching high‐temperature creep experiments.
Micheal Younan   +5 more
wiley   +1 more source

The influence of membranes on tests of coarse-grained materials at low cell pressures

open access: yes, 2014
In triaxial tests on small specimens of sands/silts and clays, cell pressures are usually greater than 100 kPa and membranes are relatively thin (~0.3 mm).
Powrie, W.   +7 more
core   +1 more source

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