Results 101 to 110 of about 67,863 (210)

Calibration of a thermal conductivity sensor for field measurement of matric suction

open access: yes, 2012
This paper examines the calibration of a thermal conductivity sensor used for in situ matric suction measurement. A new calibration method is introduced.
Zhang, X.-H.   +5 more
core   +1 more source

THE IMPROVEMENT OF GYPSUM SAND SOILS IN UNSATURATED CONDITIONS USING A MODIFIED OEDOMETER DEVICE

open access: yesMağallaẗ Al-kūfaẗ Al-handasiyyaẗ
This work offers recommendations on the best percentages of CKD (Cement Kiln Dust) to use for soil stabilization to reduce compressibility problems 1%, 2%, 3%, 4%, and 5% for projects where gypsum sand soil is common.
Mustafa M. Abdalhusein   +3 more
doaj   +1 more source

Reconciling soil-water retention properties and shear strength parameters of compacted clayey soils via suction-controlled ring shear testing

open access: yesE3S Web of Conferences, 2016
A preliminary experimental program has been undertaken to assess suction-controlled peak and residual shear strength properties of a statically compacted, moderate plasticity clayey soil. The experimental program was accomplished in a fully servo/suction-
Hoyos Laureano R.   +2 more
doaj   +1 more source

Role of Matric Suction in Collapse of Compacted Clay Soil

open access: yes, 2000
This paper examines the influence of variations in matric suction on the collapse behavior of compacted Bangalore clay soil. The ASTM filter paper method measured the matric suctions of the compacted soil specimens.
Rao, Sudhakar M, Revanasiddappa, K
core  

Variation in principal curvature of air-water interface inside and outside shear band of dense unsaturated sand [PDF]

open access: yesE3S Web of Conferences
Triaxial compression tests were conducted on dense unsaturated sand specimens under constant suction and constant water content conditions. X-ray micro-computed tomography (CT) scans were performed at different deformation stages to visualize the ...
Kido Ryunosuke, Higo Yosuke
doaj   +1 more source

Long-term matric suction measurements in highway subgrades [PDF]

open access: yes, 2006
The performance of Thin Membrane Surface (TMS) highways is largely controlled by the strength of the subgrade soil which in turn is a function of the soil suction (Fredlund and Morgenstern, 1977).
Nguyen, Quan
core  

Total, matric and osmotic suction measurement of compacted soils

open access: yes, 2017
Compacted soils are unsaturated and has total suction which consists of matric and osmotic suctions. The objective of this project is to measure the three types of suctions of soils compacted by different Proctor efforts and assess the interrelations ...
Cui, Xiao
core  

Matric suction, swelling and collapsible characteristics of unsaturated expansive soils

open access: yes, 2018
Unsaturated expansive soils are recognized as one of the most problematic soils owing to its swelling-shrinkage characteristics. The presence of such soils in highway/railway embankments, slopes and earthen dam sites manifests various critical issues ...
Pandya, Saloni, Sachan, Ajanta
core  

Stress-dependent properties of physicochemical interaction of unsaturated saline clay

open access: yesYantu gongcheng xuebao
To reveal the impact of physicochemical effects on the compressive behaviors of unsaturated clay containing salt solution and its dependence properties on stress level, one-dimensional compression tests are performed on the specimens with pores ...
WANG Liye 1, ZHOU Fengxi 1, 2, ZHOU Lizeng 3, LIANG Yuwang 1
doaj   +1 more source

Instrumentation and matric soil suction measurement in a decomposed granite soil slope

open access: yes
A field instrumentation program was carried out to measure the matric suction in a granite residual soil slope. The variation in matric suction due to changes in climatic condition was investigated to study its effect on slope stability.
Rahman, Md Mizanur   +6 more
core  

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