Results 51 to 60 of about 67,863 (210)

Typical loess (Zone II) degree of saturation and matric suction fitting result.

open access: yes, 2023
Typical loess (Zone II) degree of saturation and matric suction fitting result.
Yue Gu (422614)   +6 more
core   +1 more source

Sandy loess (Zone I) degree of saturation and matric suction fitting result.

open access: yes, 2023
Sandy loess (Zone I) degree of saturation and matric suction fitting result.
Yue Gu (422614)   +6 more
core   +1 more source

Instrumentation and matric suction measurement in a decomposed granite soil slope

open access: yes, 2005
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. Matric suction
Rahman, M.M.   +6 more
core   +2 more sources

Study on the stress path dependency of collapse behavior of Gorgan loess implementing unsaturated oedometer devices

open access: yesE3S Web of Conferences, 2016
Collapsible soils such as loess are particular types of problematic soils, whose collapse potential have caused severe damages to the buildings and structures.
Haeri S. Mohsen   +3 more
doaj   +1 more source

Analysis of the suction evolution during direct shear test in a silty sand soil [PDF]

open access: yesE3S Web of Conferences, 2020
Shear strength of soils is one of the essential parameters for analysing and solving divers geotechnical problems (e.g. the bearing capacity of shallow footings pile foundations, slope stability and earth embankments).
AL-Emami Omar   +3 more
doaj   +1 more source

Climate Change and Reduction of Soil Organic Layer Thickness Increases Drought Risk in Mountain Forests of the Northern Alps

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView.
ABSTRACT Background On ca. 10% of the forested sites in the Bavarian Alps (Germany) mountain, forest soils (so‐called folic histosols) are characterized by thick organic layers overlying poorly weathered calcareous parent material. Aim These organic layers play a critical role in releasing water and nutrients for vegetation, yet they are also sensitive
Marc Kühnbach   +5 more
wiley   +1 more source

Effects of soil moisture content and installation method on ultimate bearing capacity of pile in unsaturated silty sand

open access: yesResults in Engineering
The load-bearing capacity of a pile embedded in unsaturated soil depends mainly on the matric suction present in the soil. Changes in this parameter directly influence pile performance.
Mohammad Mortezaee   +3 more
doaj   +1 more source

Application of Organic Superabsorbent Cellulosic Polymers (OSCPs) and Cyanobacteria on Reduction of Aeolian Losses

open access: yesLand Degradation &Development, EarlyView.
ABSTRACT Establishing biocrusts on sandy surfaces in harsh desert environments presents significant challenges due to extreme ecological conditions. To address these challenges, this study examined the effects of two organic superabsorbent cellulosic polymers (OSCPs)—carboxymethyl cellulose (CMC) and guar gum (GUA)—on the establishment of ...
Leila Kashi Zenouzi   +4 more
wiley   +1 more source

An Elasto–Plastic Hydro–Mechanical Model for Analyzing the Swelling Behavior of Heterogeneous Clay–Sulfate Rocks

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, EarlyView.
ABSTRACT Swelling of clay‐sulfate rocks is a concern in geotechnical engineering that can damage infrastructure. In the historic town of Staufen in southwest Germany, geothermal drilling into a swellable anhydrite‐bearing clay formation resulted in water inflow and subsequent swelling, triggering ground heave and damage to more than 250 houses.
Reza Mahmoudi Kouhi   +4 more
wiley   +1 more source

Hypoplastic Model for Unsaturated Soils With Degree of Saturation Dependent Stiffness

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, EarlyView.
ABSTRACT This paper presents an enhanced hydro‐mechanically coupled hypoplastic constitutive model for unsaturated soils, developed by extending an existing framework, with particular emphasis on improving the stiffness formulation to better capture the influence of the degree of saturation. The existing framework links Bishop's effective stress to the
Shanujah Mathuranayagam   +3 more
wiley   +1 more source

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