نتایج جستجو برای: silty soils
تعداد نتایج: 49687 فیلتر نتایج به سال:
Designing advanced methods of corrosion protection and increasing the bearing capacity pile foundations on saline clayey soils is a priority geotechnical task in Kazakhstan. The formation suffusion-resistant waterproof shell was achieved by silicatization borehole before concreting, installation mold into impregnation sodium silicate solution space between soil under pressure. After coagulation...
Soils and foundation of Bayon temple Angkor Thom has been studied since 1994 by Japanese Government Team for Safeguarding (JSA). The main tower 32m in height from the base mound consists manmade fill 14 m thickness. was found as a simple shallow direct foundation. This is just like 10 story RC building standing upon thick sand without such deep piling. At present, structure based sandy shall lo...
A soil’s physical properties, mineral types, and pore structure significantly influence the shape properties of soil-water characteristic curve (SWCC). This study investigated effects types on SWCC pore-size distribution (PSD). Eight different soils from an alluvial deposit in Istanbul Adapazar?/Türkiye were used study. The test samples prepared by compaction at optimum water content (OWC) wet ...
The comparative study of the soils sample collected from Gudu and Oworoshoki area, Sokoto state Lagos State was carried out to compare index properties soil at shallow deposit. Global Positioning System (GPS) used locate coordinates site. Shallow samples (disturbed undisturbed) different depths (1m, 2m 3m) were both areas (Gudu Oworoshoki). disturbed using hand trowel, digger, hoe polythene bag...
Background: Himachal Pradesh (India) lying in North West Himalayas were studied for their morphological, physical and chemical properties. Pradesh, is a mountainous region spread over an area of 55,673 km² with elevation ranging from 350 to 6,500 meters above mean sea level noticeably increased west east south north. For agricultural planning, development the sustainable use natural resources. ...
The petroleum refinery sludge is an important source of environmental pollution. Burning and burying of the sludge may have adverse effects on environment and human health. Thus, other mechanisms for decreasing the toxic effects of hydrocarbon substances in the sludge must be used. In this study, Isfahan refinery sludge was dewatered, air dried and mixed by 0, 10, 20, 30 and 40% w/w ratio with ...
This study was carried out in three mountainous different soil textures and two depths. Field measurements of texture bulk density, laboratory water retention at field capacity (–33 kPa) permanent wilting point (–1500 kPa), were taken to implement Rosetta. Calculated values van Genuchten parameters then compared measured values. Results showed that Rosetta could be used obtain for a with textur...
medics are native to semi-arid areas around the mediterranean sea and have long been used in degraded pastures in the region. annual medics are now widely distributed throughout the world, largely in areas with mild, rainy winters and alkaline soils. this study was conducted at a site located in the north east of golestan province (55° 57´ e, 37° 48´ n), on a silty clay loam soil in 2002 and 20...
Local climate change and water shortage led it essential to assess the amounts locations of groundwater recharge. To keep Iraqi Western Desert's system sustainable. A model was developed estimate soil moisture using artificial neural networks (ANN), geographic information systems (GIS), remote sensing (RS). The needed approximately 26.54% total amount rainfall saturate voids before recharged du...
Abstract Suffusion is the phenomenon responsible for internal erosion, and process by which finer soil particles are moved through constrictions between larger seepage forces. Generally, gap-graded known to be susceptible suffusion. Meanwhile, suffusion of well-graded silty sand resulting behavior not well understood. Moreover, previous researches on laboratory tests focused study critical hydr...
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