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What is water holding capacity of a soil in construction? 


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Soil water holding capacity in construction is influenced by various factors like soil texture, organic matter content, and additives. Different soil types exhibit varying water holding capacities. Clay soils, common in construction, have high water retention capabilities but can be modified using additives to enhance their properties. Organic matter and clay content play significant roles in determining a soil's water holding capacity. Studies show that soil with higher organic matter content can hold more water. Additionally, the texture of the soil, such as clay, influences its water retention capacity, with clay soils holding more water compared to sand and silt. Understanding these factors is crucial for optimizing soil properties in construction projects to ensure stability and durability.

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Clay exhibits higher water-holding capacity compared to sand and silt in soil. The drying process reveals varying pore sizes discharging water, with complex redistribution dynamics.
Water holding capacity of soil in construction is influenced by factors like clay content, soil moisture, altitude, and organic matter. Altitude is recommended as a predictor for improved predictive accuracy.
Soil water holding capacity in construction depends on texture and organic matter content. Increasing humus enhances water retention, with clay and silt holding more water than sand due to surface area.
The water holding capacity of multilayer soil profiles varies; for instance, SL-S-SiL showed the best water retention, making it suitable for land reclamation in open pit mines.

Related Questions

How to analyze soil moisture content and water holding capacity of a soil sample?5 answersTo analyze soil moisture content and water holding capacity of a soil sample, various methods can be employed. One approach involves utilizing machine learning techniques to estimate soil moisture content from meteorological data, which indirectly captures factors influencing water storage capacity. Additionally, visible-near-infrared spectroscopy coupled with machine learning algorithms like Cubist can be used to model available water capacity (AWC) and soil water retention (SWR) characteristics rapidly and accurately, without the need for time-consuming and expensive traditional methods. Cost-effective methods like the pressure plate method have shown comparable results to more sophisticated techniques for measuring water holding capacity, making them viable options, especially in underdeveloped regions. Furthermore, the tensiometer method, aided by high-capacity tensiometers, offers a direct and continuous measurement of high matric suctions, enabling the rapid determination of soil-water retention curves for unsaturated soils.
Does alluvial soil has more water holding capacity than agricultural soil?4 answersAlluvial soils, characterized by their unpredictability in properties, are crucial for agricultural management due to their high water-holding capacity and salinity variability. The study on soil water characteristic curves reveals that clay, a component of alluvial soil, has a notably higher water-holding capacity compared to sand and silt. Additionally, investigations on infiltration capacity in alluvial soil show that bulk density of the surface layer influences water infiltration, indicating a medium negative correlation. These findings collectively suggest that alluvial soils, such as Fluvents found in Greece, generally exhibit superior water-holding capacities compared to typical agricultural soils, making them valuable for sustaining vegetation and supporting agricultural productivity.
What is the range of bearing capacity of soils?5 answersThe bearing capacity of soils varies significantly based on different factors such as soil type, moisture content, and loading conditions. The range of bearing capacity can be observed from the provided research contexts. For instance, sandy loam soil's bearing capacity decreases with increasing moisture content. Fine-grained soils have a low table bearing capacity of 40 kPa, while rocky soils with high compressive strength can achieve a table bearing capacity of 8,000 kPa. The ultimate bearing capacity of a footing on layered soil decreases by up to 20% under static conditions and 18% under seismic conditions, with seismic factors reducing by 30% to 60% with increasing seismic acceleration. Additionally, clayey embankments can experience a 33% decrease in critical load during thawing periods, leading to significant deformations under heavy loads.
Are Drainage, saturation, and water holding capacity all dependent on soil type?5 answersDrainage, saturation, and water holding capacity are all dependent on soil type. Different soil types have different water holding capacities, which affects the growth of crops. Saturation moisture content (θs) is an important parameter for modeling irrigation and agricultural drainage, and its estimation is influenced by soil characteristics such as proportion of sand and clay, bulk density, and saturated hydraulic conductivity (Ks). The distance of the wetting front, cumulative water infiltration, infiltration rate, and saturated water conductivity (Ks) are also influenced by soil organic carbon (SOC) and soil texture. The estimation of Ks, θs, and other hydraulic properties of the soil can be done through laboratory procedures and inverse analysis of drainage curves. Overall, the properties of drainage, saturation, and water holding capacity are all influenced by soil type and can be estimated using various techniques and parameters.
Qué es Water holding capacity?5 answersWater holding capacity (WHC) refers to the ability of meat to retain water. It is an important quality attribute for pork and poultry meat. WHC is typically estimated by measuring the amount of water expelled by the meat sample and absorbed by a filter paper. The WHC of meat is influenced by various factors, including the structural elements of muscle tissue, net charge and steric effects within the myofibril structures, and the degree of muscle protein denaturation and degradation. The evaluation process for WHC is often manually handled by experts, but there is a need for automation using digital image processing techniques. Deep Learning architectures like U-Net have been used to segment the different regions of WHC images with great precision. Overall, WHC is a crucial characteristic that impacts the quality of meat products and requires further research for accurate determination.
What are the factors that affect the bearing capacity of soil?4 answersThe factors that affect the bearing capacity of soil include the SPT value, depth of footing, width and length of foundation, cohesion, unit weight, angle of inclination, types of footing, and depth of water table. Additionally, the friction angle (ϕ) of the soil plays a significant role in determining the bearing capacity, with higher values of ϕ resulting in greater bearing capacity factors. The shape of the footing, whether smooth or rough, also affects the bearing capacity, with rough bases having significantly greater factors at high ϕ values. Other variables such as the magnitude of static axial load, depth of embedment, spacing between geogrid reinforcement layer, and inclination angle of the slope clayey soil also impact the bearing capacity factor. Grouting is another technique used to improve the bearing capacity of soil, particularly in coastal areas with low bearing capacity and high water tables.

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