نتایج جستجو برای: silty sand

تعداد نتایج: 29299  

Journal: :Frontiers in Environmental Science 2022

Silty sand in the Yellow River flood area (YRFA) of China exhibits a low cohesive force and water-holding capacity. Its direct use for subgrade filling leads to phenomena such as bed depression, slurry, mud. Therefore, from perspective waste utilization, this study investigates disposable protective clothing (DPC) nitrile gloves (DNG) produced due COVID-19 combination with silty YRFA. Through a...

Journal: :Atmosphere 2023

This study aims to determine the reasons for increase in frequency of sand and dust storms Middle East identify their sources mitigate them. A set climatic data from 60 years (1960–2022) was analyzed. Sand Iraq are a silty mature arkose composed 72.7% sand, 25.1% silt, 2.19% clay; clay fraction constitutes 70%, with small amount silt (20.6%) (9.4%). Dust (%) quartz (49.2, 67.1), feldspar (4.9, ...

Journal: :Symmetry 2022

The mechanical properties of sandy soil depend on both the confining pressure and state compactness. Therefore, buried depth tunnel relative density sand are key factors that affect ground deformation induced by tunneling a super-large-diameter shield. In this study, parameters SANISAND constitutive model first calibrated based triaxial test data for Foshan silty fine sand. Then, actual project...

Journal: :Civil Engineering Dimension 2023

The parts of Yogyakarta-Bawen Toll Road Indonesia, based on the geological agency’s liquefaction susceptibility map are located moderately susceptible to soil. This can be a preliminary indication as it roughly indicate potential. However, cannot illustrate actual condition in detail its inputs macro parameters (geological and seismicity factors). existence silty sand sand, earthquake sources, ...

Journal: :World Journal Of Advanced Research and Reviews 2021

The geotechnical classification of soils by laboratory tests is usually used to determine the class soil under study for its subsequent use in construction projects. interest certainly well displayed. Indeed, an experimental program has been developed with aim studying area. To this end, oedometric and shear were carried out on several samples laboratory. This made it possible understand “stres...

Journal: :Data 2022

Evaporation from soils is critical for agricultural water management. This requires a clear understanding of the retention and soil shrinkage behavior during escape due to fertilizers usage. Based on laboratory testing, this paper provides comprehensive dataset generated determination geotechnical properties inert silty sand active lean clay using distilled saline pore fluid under ambient condi...

2006
Roger G. Walker

The South Saskatchewan River has a long term average discharge of 275 m3/sec, with flood peaks in the range of IS00 to 3800 nP/sec. South of Saskatoon, the four major types of geomorphological elements recognised are channels, slipfacebounded bars, sand flats and vegefated islands and floodplains. Major channels are 3-5 m deep, up to 200 m wide, and flow around sand flats which are 50-2000 m lo...

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