Experimental study on macropore flow effects in unsaturated soil on subsurface drainage and soil desalination *
Sign Up to like & getrecommendations! Published in 2021 at "Irrigation and Drainage"
DOI: 10.1002/ird.2579
Abstract: Discharging of moisture and salt from unsaturated soil has always been a difficult problem. Therefore, a laboratory experiment in unsaturated soil, under drip irrigation, on subsurface drainage and soil desalination through subsurface drainage pipes (SDP)… read more here.
Keywords: desalination; unsaturated soil; soil; subsurface drainage ... See more keywords
Simulation of Water Infiltration Process into a Porous Unsaturated Soil: Application on Tangier’s Bay Region-Morocco
Sign Up to like & getrecommendations! Published in 2019 at "Geotechnical and Geological Engineering"
DOI: 10.1007/s10706-019-01024-7
Abstract: The study is focused on numerical simulation of the infiltration process of polluted water originating from a wadi into the unsaturated soil of a bay. This study addresses the linkage between unsaturated zone and groundwater… read more here.
Keywords: soil; water; unsaturated soil; infiltration process ... See more keywords
The Probabilistic Stability Analysis of Saturated-Unsaturated MH and CL Soil Slope with Rainfall Infiltration
Sign Up to like & getrecommendations! Published in 2018 at "KSCE Journal of Civil Engineering"
DOI: 10.1007/s12205-017-1052-5
Abstract: It is well known that the slope failure in unsaturated soil is the decrease in the matric suction, when the rain water infiltrates. However, the seepage mechanism and the stability of unsaturated soil slope have… read more here.
Keywords: slope; stability; soil slope; rainfall ... See more keywords
Incorporating hydro-mechanical coupling in an analysis of the effects of rainfall patterns on unsaturated soil slope stability
Sign Up to like & getrecommendations! Published in 2017 at "Arabian Journal of Geosciences"
DOI: 10.1007/s12517-017-3147-1
Abstract: Rainfall-induced landslides can cause loss of life and damage to property, infrastructure, and the environment. Rainfall patterns affect the pore-water pressure of unsaturated soil slopes, and are related to the slopes’ stability. Four rainfall patterns… read more here.
Keywords: stability; soil slopes; rainfall patterns; soil ... See more keywords
Classification and improvement of the flow condition with spatial distribution in unsaturated soil
Sign Up to like & getrecommendations! Published in 2020 at "Arabian Journal of Geosciences"
DOI: 10.1007/s12517-020-05811-y
Abstract: Abstract Seepage flow in unsaturated soil cannot be accurately calculated or measured using existing theories, as they consider several assumptions, and associated simulations are conducted under ideal conditions. Exact values such as velocity and pressure… read more here.
Keywords: hydraulic gradient; analysis; seepage; unsaturated soil ... See more keywords
Modelling unsaturated soil-structure interfacial behavior by using DEM
Sign Up to like & getrecommendations! Published in 2021 at "Computers and Geotechnics"
DOI: 10.1016/j.compgeo.2021.104305
Abstract: Abstract The interface between unsaturated soil and structure plays an important role in various geotechnical structures in natural environment. In this study, a series of three-dimensional numerical direct shear tests are conducted on a soil-structure… read more here.
Keywords: structure interfacial; soil; unsaturated soil; soil structure ... See more keywords
Effects of hysteresis on hydro-mechanical behavior of unsaturated soil
Sign Up to like & getrecommendations! Published in 2018 at "Engineering Geology"
DOI: 10.1016/j.enggeo.2018.08.004
Abstract: Abstract Hysteresis is a common feature in the hydraulic properties of unsaturated soils. At a given matric suction, the volumetric water content on a wetting curve is always lower than that on a drying curve.… read more here.
Keywords: mechanical behavior; hysteresis; soil; unsaturated soil ... See more keywords
Thirty-ninth Canadian Geotechnical Colloquium: Unsaturated Soil Mechanics: Bridging the Gap Between Research and Practice
Sign Up to like & getrecommendations! Published in 2018 at "Canadian Geotechnical Journal"
DOI: 10.1139/cgj-2016-0709
Abstract: The majority of geoengineering applications occur in the unsaturated zone, which is in the near-surface region forming the connection between meteorological phenomena above and saturated ground below. The key characteristic of the unsaturated zone is… read more here.
Keywords: zone; soil mechanics; canadian geotechnical; unsaturated soil ... See more keywords
Seasonal variation of the shaft resistance of CFA piles in unsaturated soil: a case study
Sign Up to like & getrecommendations! Published in 2023 at "Canadian Geotechnical Journal"
DOI: 10.1139/cgj-2022-0102
Abstract: Excessive settlements or failure of piles observed in some Brazilian unsaturated soil sites indicate that the shaft resistance can vary with the seasonal variability of topsoil water content, especially in the case of foundations of… read more here.
Keywords: unsaturated soil; shaft resistance; cfa piles; soil ... See more keywords
Safety Factor of Unsaturated Soil Slopes considering the Intermediate Principal Stress Effect and Different Profiles of Matric Suction
Sign Up to like & getrecommendations! Published in 2021 at "Mathematical Problems in Engineering"
DOI: 10.1155/2021/6622522
Abstract: Profiles of matric suction are critical for assessing the stability of unsaturated soil slopes, and the strength of unsaturated soils is affected by the intermediate principal stress. This study presents a theoretical formulation of safety… read more here.
Keywords: suction; safety; safety factor; soil slopes ... See more keywords
Role of unsaturated soil mechanics in geotechnical engineering
Sign Up to like & getrecommendations! Published in 2019 at "International Journal of Geo-Engineering"
DOI: 10.1186/s40703-019-0104-8
Abstract: The understanding of unsaturated soil mechanics principles is of interest to a wide spectrum of geotechnical problems associated with soils above water table and compacted soils. This paper describes the stress state variables and constitutive… read more here.
Keywords: soil mechanics; engineering role; soil; unsaturated soil ... See more keywords