California bearing ratio ≈ California bearing ratio
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Effect of adding natural pozzolana on geotechnical properties of lime-stabilized clayey soil Open
Clayey soils in Syria cover a total area of more than 20,000 km2 of the country, most of which are located in the southwestern region. In many places of the country, the clayey soils caused severe damage to infrastructures. Extensive studi…
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Multi-scale laboratory evaluation of the physical, mechanical, and microstructural properties of soft highway subgrade soil stabilized with calcium carbide residue Open
Calcium carbide residue (CCR) is an industrial by-product, stockpiles of which are rapidly accumulating worldwide. Highway embankment construction has been identified as an avenue to consume huge quantities of CCR as an economical, less en…
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Stabilization of alluvial soil for subgrade using rice husk ash, sugarcane bagasse ash and cow dung ash for rural roads Open
This paper concerned with the stabilization of subgrade soil using different types of locally available materials such as rice husk ash (RHA), sugarcane bagasse ash (SCBA) and cow dung ash (CDA). The RHA, SCBA and CDA were mixed by partial…
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Expansive soil modified by waste steel slag and its application in subbase layer of highways Open
Steel slag is a waste by-product of the steel industry. The recycling usage of steel slag is limited due to the mutative chemical compositions it contains and its low cementation. In this investigation, the composition adjustment and activ…
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Use of quick and hydrated lime in stabilization of lateritic soil: comparative analysis of laboratory data Open
A laboratory study was undertaken to evaluate and compare the stabilization effectiveness of different percentages (0, 2.5, 5, 7.5, 10%) of quick and hydrated lime when applied separately to locally available lateritic soil, a major soil g…
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Xanthan Gum Biopolymer as Soil-Stabilization Binder for Road Construction Using Local Soil in Sri Lanka Open
Currently, soil stabilization is used in road construction in Sri Lanka, especially for soft road shoulders. The socioeconomic demand for sustainable development has raised the necessity of new environmentally friendly soil binders for con…
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Stabilization of black cotton soil subgrade using sawdust ash and lime Open
This research dwells on how black cotton soil (BCS) could be stabilized and made a suitable subgrade material using sawdust, a readily and cheaply available material. Sawdust was burnt to ashes in a furnace at a temperature of 800 °C and t…
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Prediction of UCS and CBR of microsilica-lime stabilized sulfate silty sand using ANN and EPR models; application to the deep soil mixing Open
Desert sands in Iran, which usually contain small amounts of silt and sulfate, do not have significant strength, and thus, are not suitable for foundations or road construction. This paper applies the results of 90 Unconfined Compressive S…
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Remediation of Expansive Soils Using Agricultural Waste Bagasse Ash Open
Bagasse is a fibrous material remaining after crushing sugarcane to extract its juice; and bagasse ash is produced after burning bagasse. Improper disposal of this material can create environmental problems around sugar manufacturing plant…
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Assessment of mechanical properties of cement stabilized soils Open
Recently, the cement stabilized soil is widely used in pavement applications due to its high potential saving in cost and time. An extensive laboratory tests were conducted to study the mechanical properties of cement stabilized materials …
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Impact of open dumping of municipal solid waste on soil properties in mountainous region Open
This paper presents the effect of open dumping of municipal solid waste (MSW) on soil characteristics in the mountainous region of Himachal Pradesh, India. The solid waste of dumpsite contains various complex characteristics with organic f…
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Ameliorating effect of milled eggshell on cement stabilized lateritic soil for highway construction Open
This case study outlined the outcomes from the laboratory assessment of a lateritic soil
\nstabilized with milled eggshell, cement and mixture of both in ratio 1:1 for potential use as
\na highway construction material. The stabilizing bin…
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Improvement of poor subgrade soils using cement kiln dust Open
Construction of pavements layers on subgrade with excellent to good properties reduces the thickness of the layers and consequently reduces the initial and maintenance cost of highways and vice versa. However, construction of pavements on …
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An intelligent approach for predicting the strength of geosynthetic-reinforced subgrade soil Open
In the recent times, the use of geosynthetic-reinforced soil (GRS) technology has become popular for constructing safe and sustainable pavement structures. The strength of the subgrade soil is routinely assessed in terms of its California …
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An experimental study on the behavior of lime and silica fume treated coir geotextile reinforced expansive soil subgrade Open
Structures constructed on expansive soils are experiencing higher upward pressure due to swelling- shrinkage nature of expansive soil. India has 15–20% expansive soil, which causes severe damage to the existing structure, including pavemen…
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Effects of Plastic Waste Materials on Geotechnical Properties of Clayey Soil Open
Recently, the use of plastic products, such as polyethylene (PE) bottles and polypropylene (PP), has been significantly increased, which may lead to many environmental issues. Therefore, it is important to find methods to manage these wast…
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Effect of by-product steel slag on the engineering properties of clay soils Open
Clay soils, mainly if they contain swelling minerals such as smectite or illite, may cause severe damage to structures, especially when these soils are subjected to wetting and drying conditions. High expansion and reduction in shear stren…
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Effect of glass fiber on the properties of expansive soil and its utilization as subgrade reinforcement in pavement applications Open
The purpose of this study is to investigate the use of glass fibers as discrete random reinforcement in expansive subgrade soil to improve its strength for pavement application. The fiber content varied between 0.25 % and 1.0 % by weight o…
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Geotechnical, chemical and mineralogical evaluation of lateritic soils in humid tropical area (Mfou, Central-Cameroon): Implications for road construction Open
Increased cost associated with the used of high quality materials have led to the need for local soils to be used in civil engineering works. In this paper, geo-chemical approaches coupled with conventional geotechnical techniques has been…
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Impact of Biocompatible Nanosilica on Green Stabilization of Subgrade Soil Open
This study reports the synthesis and potential application of biocompatible silica nanoparticles for subgrade soil stabilization. Nanosilica preparation as a major component from wheat husk ash is systematically studied and confirmed by FT…
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Laboratory Investigation in the Improvement of Subgrade Characteristics of Expansive Soil Stabilised with Coir Waste Open
Soft soils form problematic subgrade for pavements due to its low bearing capacity and strength. Pavement loads coming on the soft subgrade soil may cause detrimental pumping actions when they are located in areas with high water table whi…
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Strength behavior of clayey soil stabilized with saw dust ash Open
Huge quantity of saw dust is being generated worldwide due to the rapid urbanization. The disposal of saw dust in open areas or landfills is not an environment friendly solution. Utilization of saw dust as ash in geotechnical applications …
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Improvement in Bearing Capacity of a Soft Soil by Addition of Fly Ash Open
Soft soils are not suitable for use in runway and highway construction due to their undesirable characteristics such as poor grading, low strength, and excessive plasticity, tendency to shrink or swell. By stabilizing such soils with appro…
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Utilization of fly ash with and without secondary additives for stabilizing expansive soils: A review Open
Expansive soil dual behavior (swell/shrink) exhibits high compressibility and volumetric instability against the frequent moisture imbalance, rendering premature failure of lightweight structures. The present research highlighted the geote…
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Clay soil stabilization using cement kiln dust Open
This research investigated the suitability of cement kiln dust (CKD) on the stabilization of clayey soil extracted along a failed road section of Sango, Ota. Since CKD does not need any further processing or treatment, it is cheap as it is…
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Stiffness Properties of Recycled Concrete Aggregate with Polyethylene Plastic Granules in Unbound Pavement Applications Open
The growing population in the modern world has resulted in an increase in waste generation and stockpiles. There have beenincreasing concerns on how to sustainably reuse wastes in civil and geotechnical engineering applications. Two major …
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Experimental Study on the Utilization of Fine Steel Slag on Stabilizing High Plastic Subgrade Soil Open
The three major steel manufacturing factories in Jordan dump their byproduct, steel slag, randomly in open areas, which causes many environmental hazardous problems. This study intended to explore the effectiveness of using fine steel slag…
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Effect of micro sized quarry dust particle on the compaction and strength properties of cement stabilized lateritic soil Open
Laboratory investigation on the effect of micro sized quarry dust on engineering behaviour of cement stabilized lateritic soil was carried out. The specific concentration was on the effective way of curtailing, managing and disposing solid…
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Effect of curing time on strength development in black cotton soil – Quarry fines composite stabilized with cement kiln dust (CKD) Open
Combined treatment techniques have been adopted by many pavement designers and site engineers to improve the strength and stability of subgrades or foundation soils of expansive sites. In this regard, research was conducted to investigate …
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Scheffe optimization of swelling, California bearing ratio, compressive strength, and durability potentials of quarry dust stabilized soft clay soil Open
Scheffe’s second degree polynomial was used to formulate models for predicting the swelling potential, California bearing ratio, unconfined compressive strength and loss of strength on immersion durability of quarry dust treated soil. Thes…