A comparative study of stabilization on subgrade soil by. Efficiency of rice husk ash as cementitious material in. The feasibility of using two industrial wastes, rice husk ash rha from a rice mill and lime sludge from a paper factory, for soil stabilisation in road construction activities, was studied. Influence of using rice husk ash in soil stabilization. These waste ashes are pozzolanic in nature and their utilization in soil stabilization. The main objectives of the soil stabilization is to increase the bearing capacity of the soil,its resistance to weathering process and soil permeability.
Pdf effect of rice husk ash on soil stabilization aroj bashir. Therefore, sufficient laboratory soil tests, such as atterberg limits, compaction, california bearing ratio cbr, and direct shear test are carried out, and the results are analyzed. Rice husk ash is a pozzolanic material that could be potentially used in soil stabilization,though it is reasonably produced and freely available. A series of laboratory experiments have been implemented. Applications of rice husk ash in building constructions. In some places, soil may be weak which cannot resist the oncoming loads.
Stabilization of residual soils is studied by chemically using cement and rice husk ash. Influence of using rice husk ash in soil stabilization method. Stabilization of soil by using rice husk ash the ijes journal. Soil stabilization with rice husk ash and lime sludge trid. Pdf soil stabilization using rice husk ash and cement. On burning rice husk the ash obtained contains high amount of silica in it which is most suited for a good soil stabilizer. Comparative study on soil stabilization by sugar bagasse. Pdf potentials of rice husk ash for soil stabilization. Murali krishna associate professor in civil engineering. Rice husk ash is about 25% by weight of rice husk when burnt in boilers.
Improvement to soils can be achieved through stabilization which involves blending and mixing materials with the soils to either achieve a desired gradation or to make them more stable. Stabilization of alluvial soil for subgrade using rice. An experimental investigation on stabilizing the soil using. Because rha is not selfcementitious, a hydraulic binder such a lime must be added to form cements to improve the soil strength. A experimental study of black cotton soil, stabilized with rice husk ash, fly ash. Investigation includes the evaluation of such properties of the soil as compaction, strength, and xray di.
Researches on stabilization by applying rha and lime combinations were conducted in sandy soils. Potentials of rice husk ash for soil stabilization musa alhassan department of civil engineering, federal university of technology minna, niger state, nigeria email. R published on 20170419 download full article with reference data and citations. Stabilization of tropical residual soil using rice husk ash. Soil stabilization is the process of the alteration of the geotechnical properties to satisfy the engineering requirements attohokine, 1995. Soil stabilization is a process of treating a soil in such a manner as to maintain, alter or improve the performance of the soil as a construction material. First index property of soil is determined after then fly ash and rice husk ash mix in different proportions in soil and put. Brooks soil stabilization with fly ash and rice husk ash international journal of research and.
Comparative study on soil stabilization by sugar bagasse ash and rice husk ash 18 literature 5 soil stabilization using rice husk prof. Soil stabilization with rice husk ash and lime sludge. Adding lime and rha to the soil causes a decrease in deformability of soil samples and gives more brittle. If you continue browsing the site, you agree to the use of cookies on this website. Rice husk is used as fuel in the boilers for power generation and processing of paddy. View soil stabilization research papers on academia. Potentials of rice husk ash for soil stabilization. Rice husk ash consist of 85%90% silica, this is why it is a great replacement for silica in soil stabilization, silica is considered to be a great binding agent along with cement, however due. Pdf effect of rice husk ash on soil stabilization aroj. Optimum moisture content omc, california bearing ratio cbr. Rice husk ash rha is a pozzolanic material that could be potentially used in soil stabilization, though it is moderately produced and readily available. A blended admixture of portland cement and rice husk ash, proportioned in the ratio of cement to rice husk ash, 3 to 1, met the durability criteria.
To avoid these circumstance, soil must be stabilized, and strength should be high. The main objective of this study is to evaluate the feasibility of using rice husk ash with lime as soil stabilization material. Recent research, based on pozzolanic activity, found that rice husk ash was a potential material for soil improvement muntohar 1997 and 1999. Soil stabilization using rice husk ash and natural lime as an. Stabilization of expansive clays with various additives has also attained lot of success. Soil stabilization by using foundry sand and rice husk ash. Feasibility of soil stabilization using rice husk ash and coir fibre written by abarajithan.
Rice husk ash in combination with small quantity of cement can be used for shallow stabilization. Soil stabilization using lime open access journals. Soil stabilization has become a major issue in construction engineering and the researches regarding the effectiveness of using industrial wastes are rapidly increasing. Index terms rice husk ash, compressive strength, mdd, omc, weathering. Tech student vishnu institute of technology, bhimavaram abstract. However, slight decrease in unconfined compression of cementtreated soil was observed on addition of rice husk ash. Some waste materials such fly ash, rice husk ash, pond ash may use to. Soil stabilization by rice husk ash and waste coir material t. Some strengthening approaches are available for stabilization of expansive soils. Skip to main content skip to main navigation menu skip to site footer asian journal of engineering and technology issn. Stabilisation of rice husk ash for use as cushion below. Soil sample is collected 1 meter below the original depth then collected into bag and send into the laboratory for examination. Addition of rice husk ash to the cement stabilized soil shows the significant result in cbr.
After burning it gives the rich amount of silica which may be used as chemical stabilizer for soil stabilization. Pdf effect of rice husk ash on lime stabilization of. Rice husk is an agricultural waste obtained from milling of rice. Soil stabilization can be explained as the alteration of the soil properties by chemical or physical means in order to enhance the engineering quality of the soil.
Muntohar b, a department of civil engineering, university of malaya, kuala lumpur 50603, malaysia b department of civil engineering, muhammadiyah university of yogyakarta, jl. Soil stabilization with rice husk ash rha rice husk is one of the main agricultural residues and waste byproduct of agricultural processing firms. Influence of rice husk ash and lime on engineering. Compressive strength testing of stabilized soil was investigated with various curing times of 3, 7, 14 and 28 d. Stabilization of residual soil with rice husk ash and. For best stabilization effect optimum percentage of rice husk ash on soil is obtained as 10% by weight of dry soil. Test results show that both cement and rice husk ash reduce the plasticity of soils. Natural soil soil stabilization is carried out for weak soils having low strength and poor engineering properties, the mostly available black cotton soil has low strength and stability to resist load coming on it and also it has high.
Rice milling produces a byproduct known as husk which is surrounded by the paddy grain. Aug 24, 2010 the results generally indicate that adding lime and rice husk ash rha causes a decrease in dry density and an increase in optimum water content. Numerous kinds of stabilizers were used as soil additives to improve its engineering properties. The experimental work done on soil stabilization with fly ash and rice husk ash can be concluded as follows soil with varying percentage of fly ash gives maximum cbr value at 8% fly ash. Soil stabilization with flyash and rice husk ash citeseerx. Increasing lime and rha causes a decreasing rate in soil liquid limit and plastic limit. Stabilization is done by adding different percentages of fly ash and rice husk ashes. Stabilization of alluvial soil for subgrade using rice husk. Soil is the basic foundation for any civil engineering structures.
M professor graduate students 2012 department of civil engineering. Its use as a soil stabilizer is an alternative to the final disposition with environmental benefit. Since rice husk ash is a good pozzolana and reasonably produced and freely available agricultural waste, it exhibits its potential of using as a replacing soil stabilizer for lime and cement. This study seeks to comparatively assess the effects of rice husk ash rha, powdered glass pg and cement on lateritic soil. With further addition of fly ash, it keeps decreasing. A combination of 20% by weight of rice husk ash rha and approximately 2% by weight of natural lime improved the california bearing ratio cbr of expansive clay soil by 800%, reduced the soil plasticity by approximately 90%, and decreased free swell by approximately 70%. Agricultural wastes such as sugar cane bagasse ash, rice husk ash and groundnut shell ash are used to stabilize the weak sub grade soil. Soil stabilization using fly ash and rice husk ash ijirset. Influence of rice husk ash on geotechnical properties of soft. This rha is a considerable environmental threat causing damage. Laboratory study on soil stabilization using fly ash and rice husk ash esat. Department of civil engineering, ksrm college of engineering, india placing a cushion between the expansive soil.
Pdf stabilization of residual soil with rice husk ash and. Maximum ucs of soil found at 10% addition of rice husk ash on soil. Characteristics of rice husk ashlime stabilized soft soil. A series of laboratory experiment has been conducted on 0. For tests of specimens of mixedstabilized soils, specimens were prepared by thoroughly mixing the required quantity of soil and stabilizers rice husk ash and fly ash in preselected proportion in dry state. Rice husk ash is a primary agricultural product obtained from paddy. Numerous methods are available in the literature for soil stabilization. Stabilization of residual soil with rice husk ash and cement e. Investigation includes the evaluation of such properties of the soil as compaction, strength, and xray. Influence of using rice husk ash in soil stabilization method with lime article in frontiers of earth science in china 44. Potential use of rice husk ash with lime as a soil. The main objective of this paper is to explore the use of rise husk ash and waste coir material in. The paper presents the influence of different mix proportions of lime and rha on compaction, strength.
Investigation includes the evaluation of such properties of the soil as compaction, strength, and xray diffraction. Gurumurthy department of civil engineering, indian institute of science, bangalore, india. The effects of the engineering properties of clayey soils when blended with rice husk ash and lime is the focus of this paper. Wf weight of the coir w weight of the airdried soil the different values adopted in the present study for the percentage of coir material are 0.
Potential use of rice husk ash in the stabilization and. A number of stabilizers, such as lime, cement and fly ash, depend on their chemical. Feasibility of soil stabilization using rice husk ash and. Introduction rammed earth is a construction technique where soil is taken from the ground and compacted to form structures. Abstract soil sample collected from maikunkele area of minna, classified as an a76. Stabilization of expansive soil with rice husk ash, lime and gypsum an experimental study koteswara rao. Soil stabilization with flyash and rice husk ash seminar report,ask latest information,abstract,report,presentation pdf,doc, ppt, soil stabilization with flyash and rice husk ash seminar report technology discussion, soil stabilization with flyash and rice husk ash seminar report paper presentation details. This is to certify that the project entitled soil stabilization using waste fiber materials submitted by mr. Soil stabilization using rice husk ash and natural lime as.
The focus of the paper is to evaluate the effectiveness of using rice husk ash rha as a puzzuolanae to enhance the lime treatment of soil. Rice husk ash is a pozzolanic material that could be potentially used in soil stabilization,though it. Improvement of clayey soil characteristics using rice husk ash. Comparing to the fly ash which is the most common pozzolan being used worldwide in soil stabilization, the utilization of rice husk ash as pozzolanic material is still comparatively low. Rice husk ash is utilized in steel industry to produce high quality flat steel. The additive of rice husk could improve the dry strength of sand soil 7, 21. Soil stabilization using rice husk ash, lime and jute. The rice husk ash is used as insulator due to its desired characteristics such as low thermal conductivity, high melting point, low bulk density, and. Stabilization of expansive soil of surat region using rice. Soil stabilization using rice husk ash and cement aparna roy department of civil engineering, university institute of technology university of burdwan, burdwan 7104, w. Since the silica is present in amorphous form, it reacts with caoh and liberates the heat and forms the cementitious compounds.
The objective of this paper is to upgrade expansive soil as a construction material using rice husk ash rha and fly ash, which are waste materials. Rice husk ash rha is obtained from the burning of rice husk. Rice husk is an agricultural residue which is renewable and available in significant amounts. In the preparation of samples, if rice husk ash and coir are not used then, the airdried soil was mixed. Both waste materials are produced in india as industrial byproducts. Soil stabilization is the process which is used to improve the engineering properties. The test results reveals that the rice husk ash can be used as a soil stabilization material. Soil stabilization using rice husk ash, lime and jute vishnu t. A comparative study of stabilization on subgrade soil by using rice husk ash in different combinations sunil kumar thakur1, abhijeet shukla2 1m.
Stabilization, alluvial soil, clay, rice husk ash, index properties, shear strength and. The soil frequently is fragile and has low stability in heavy loading. Rha is a fibrous residue of the rice that remains after incineration of rice husk. The contaminated soil was treated with up to 10% rice husk ash content. Soil stabilization using rice husk ash and cement research india. May 05, 2017 a combination of 20% by weight of rice husk ash rha and approximately 2% by weight of natural lime improved the california bearing ratio cbr of expansive clay soil by 800%, reduced the soil plasticity by approximately 90%, and decreased free swell by approximately 70%. The effect of the quantity of the admixture of lime and rice husk ash on soil index properties, compaction. Cokroaminoto 17, yogyakarta di 55253, indonesia received 29 january 2003. This investigation is done to study the change in index properties and strength characteristics of black cotton soil corresponding to different proportions of fly ash and rice husk ash. Peat soil stabilization with rice husk ash and lime powder. Index tests were used to characterize the treated soils.
Soil stabilization by rice husk ash and waste coir material. Nov 12, 2016 presentation about soil stabilization using fly ash and rice husk ash slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Stabilization of soil using rice husk ash international journal of. Effect of cement replacement by rice husk ash on soft soil. Effect of cement replacement by rice husk ash on soft soil stabilization naphol yoobanpot and pitthaya jamsawang abstract the characteristics of soft soil improvement using cement and rice husk ash were studied. The results of the strength tests showed that by increasing. For this research, soil sample was taken from mohali district. Gandhia adepartment of civil engineering, sarvajanik college of engineering and technology, surat, gujarat, india accepted 20 october 20, available online 25 october 20, vol. Pdf soil stabilization with rice husk ash and cement. Under this category, soil stabilization depends mainly on chemical reactions between stabilizer cementitious material and soilminerals pozzolanic materials to achieve the desired effect. The present experimental work briefly describes the suitability of the locally. Stabilisation of rice husk ash for use as cushion below foundations on expansive soils p.
Hence, use of rice husk ash to modify unsuitable soil should be encouraged rahman et al. A series of tests are conducted to analyze the strength development process and soil water characteristics of rice husk ash lime rhalime stabilized soils. Rice husk due to its abrasive character, high ash and lignin content it is unsuitable as a raw material for paper industry as well as animal feed. The results generally indicate that adding lime and rice husk ash rha causes a decrease in dry density and an increase in optimum water content. Removable formwork is installed, and the soil compacted within it. Jan 27, 2016 experimental study of stabilization on natural soil subgrade using rice husk ash ijsrdvol. Rice husk is shown in figure 1 and the relevant rice husk ash is shown in.
When rice husk is burnt under controlled temperature, ash is produced an about 17% 25% of rice husk. Laboratory study on soil stabilization using fly ash and. A experimental study of black cotton soil, stabilized with. Stabilizing the soil using rice husk ash with lime as admixture kiln at a temperature of about 6000. Potentials of rice husk ash as a soil stabilizer sudipta adhikary 1. Stabilization of residual soil with rice husk ash and cement. Peat soil stabilization with rice husk ash and lime powder issn. The rice husk ash is mixed with soil in various proportions like 5%, 10%, 20%, 30%, 40%, 50% and 80%. Recent studies indicates the use of solid waste materials like fly ash and rice husk ash for soil stabilization by means of or devoid of lime or cement dahale et al.
To study soil stabilization of black cotton soil bc using. Stabilization of weak subgrade soil for road construction. Soil stabilization 51 chapter 5 soil stabilization this chapter presents criteria and tests for improving the structural quality and workability of soils used for base courses, subbase courses. Notable among these wastes ash are saw dust ash sda, coconut husk ash cha, millet husk ash mha, corn cob ash cca, rice husk ash rha, bagasse ash ba and locust bean ash lba. Acknowledgment the authors would like to thank all the members in.
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