Compressive strength testing of stabilized soil was investigated with various curing times of 3, 7, 14 and 28 d. 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. Rice husk ashrha and lime as a stabilizing material in the expansive black cotton soil by varying their concentrations. Soil stabilization with rice husk ash rha rice husk is one of the main agricultural residues and waste byproduct of agricultural processing firms. Analysis of strength development and soilwater characteristics of. 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. Stabilization, alluvial soil, clay, rice husk ash, index properties, shear strength and california bearing ratio. 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. Experimental investigation on the suitability of using rice husk ash and lime for soil stabilization.
Stabilization of residual soil with rice husk ash and. 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 rice husk ash is mixed with soil in various proportions like 5%, 10%, 20%, 30%, 40%, 50% and 80%. Lime can substantially increase the stability, and impermeability. Experimental investigation on the suitability of using. Engineering properties of an expansive soil stabilized. For the best stabilization effect the optimum percentage of. Rice husk ash is being generated in yearly frequency at large quantity and about 20 million tonnes of.
Lime stabilization and ultimate disposal of municipal. Munfakh, louisiana state university the potentials of improving the engineering characteristics of organic soils found in louisiana were studied. The properties of the rice husk ash depend on its production methods used, influencing. Therefore, replacing proportions of the portland cement in soil stabilization with a secondary cementitious material like rha will reduce the overall environmental impact of the stabilization process. The main objectives of the soil stabilization is to increase the bearing capacity of the soil,its resistance to weathering process and soil permeability. Despite this fact, the combination of lime and rice husk fa producing the highest strength is a testimony of the effectiveness of the combination of the industrial waste with lime. Influence of using rice husk ash in soil stabilization. The geotechnical properties, shearing strength characteristics, and dynamic properties of stabilized soil have been studied. Sludge stabilization remedial construction services. Experimental study of stabilization on natural soil subgrade. Rice milling produces a byproduct known as husk which is surrounded by the paddy grain. Jan 27, 2016 experimental study of stabilization on natural soil subgrade using rice husk ash ijsrdvol. The ratio of the lime to rice husk ash was designed as 1.
Stabilizing the soil using rice husk ash with lime as admixture. Ucs method 22, 23 was developed for soil stabilization with lime and it should be adjusted. Pdf rice husk ash rha is a byproduct of rice milling. The variation of the ucs values with the increasing percentages of rha, fly ash and lime shown in figure. Brooks soil stabilization with fly ash and rice husk ash international journal of research and reiew in appliedscience 2009,isnn209217 5d k soni, geotechnical engineering jounral effect of freezing thawing and wettingdrying on tensile strength of limefly ash stabilized black cotton soil. Test results show that both cement and rice husk ash reduce the plasticity of soils. About 10 8 tonnes of rice husk is generated annually in the world. Findings required facilities lime stabilization can be simple and inexpensive. Interpretation of rice husk ash on geotechnical properties. Rice husks are approximately cellulose 40%45%, lignin 25%30%, ash 15%20% and moisture 8% 15%.
Fly ash is the waste material generated from the thermal power plants, so their use make the soil stabilization cheaper. Through soil stabilization, unbound materials stabilized with cementican be tious materials cement, lime, fly ash, bitumen or combination of these. Because rha is not selfcementitious, a hydraulic binder such a lime must be added to form cements to improve the soil strength. Utilization of rice husk with lime in subgrade soil for a.
This paper presents the stabilization of expansive soil c with steel slag ss, rice husk ash rha, and quick lime l. Besides, the effect of curing period to the behavior of stabilized peat soil is also presented. Influence of using rice husk ash in soil stabilization method. J veena, t r vidaya abstractin the recent years, soil stabilization has become a major issue in construction engineering. Assumption university journal of technology, 114, 246250. Rha, along with other industrial wastes like fly ash, bagasse ash, lime sludge, black. Experimental investigation on clay soil stabilization using. The lime required for stabilization lrs was determined in accor. An experimental investigation on stabilizing the soil using. Abstract soil stabilization has become a major issue in construction engineering and the researches regarding the effectiveness of using industrial. At the time of milling of paddy about 78% of weight constitutes rice, broken rice, bran and the remaining 22% of.
In recent years the use of various waste products in civil engineering construction has gained considerable attention in view of the. Aug 24, 2010 in clayey lands, swelling problem causes vertical displacements on road subbase, and finally, failure in pavement occurs due to lack of appropriate drainage systems. It was concluded that the soft soil can be successfully stabilized. An amount of soil was mixed with lime and rice husk ash to yield stabilized soil specimens. In clayey lands, swelling problem causes vertical displacements on road subbase, and finally, failure in pavement occurs due to lack of appropriate drainage systems.
Lime stabilization of organic soils ara arman and george a. Engineering properties of silty soil stabilized with lime. Effects of rice husk ash cement mixtures on stabilization of clayey soils. Use of rice husk ash as a stabilizer to reduce soil loss and. Soil stabilization using rice husk ash, lime and jute. Use of rice husk ash as a stabilizer to reduce soil loss. Experimental investigation on clay soil stabilization. Soil stabilization using rice husk ash and cement aparna roy department of civil engineering, university institute of technology university of burdwan, burdwan 7104, w.
However a majority of mills use the rice husk as fuel to generate steam to parboil rice with very low combustion efficiency. Effect of rice husk ash on lime stabilization of soil english. 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. In addition to remediating contaminated soil and sludge, recons sludge stabilization techniques can improve the bearing capacity of the soil or sludge to allow foundation construction at locations otherwise thought unusable. Stabilization of residual soil with rice husk ash and cement. Soil stabilization with rice husk ash and lime sludge trid. Several research results with waste materials such as fly ash, plastics. Soil stabilization with rice husk ash and lime sludge semantic. Soil stabilization using lime open access journals. Keyword expansive soil, rice husk ash, lime sludge, california bearing ratio, shear strength parameters. Laboratory study on soil stabilization using fly ash and rice husk ash anil kumar singhai1, sudhanshu shekhar singh2 1professor, civil engineering department government engineering college jabalpur.
Investigation includes the evaluation of such properties of the soil as compaction, strength, and xray diffraction. Experimental investigation on the suitability of using rice. The paper presents the influence of different mix proportions of lime and rha on compaction, strength. The various tests were conducted on these proportions and optimized proportion is keywords. Experimental study of stabilization on natural soil. Stabilization of tropical residual soil using rice husk. Effect of rice husk ash on soil stabilization 2014 qasim et al. What is the use of burnt rice husk in soil improvement. Effect of cement replacement by rice husk ash on soft soil.
This study evaluates the environmental performance of a limerice husk ash stabilized lateritic soil that had been contaminated with either lead or naphthalene. The present study made an attempt to enhance the geotechnical properties of a soil replaced with industrial wastes having pozzolanic value like rice husk ash rha and fly ash fa. Department of civil engineering, federal university of technology, minna, nigeria. Pdf effect of rice husk ash on lime stabilization of soil. Analysis of strength development and soilwater characteristics of rice husk ashlime stabilized soft soil.
Rice husk ash is a primary agricultural product obtained from paddy. The chemcial composition of the lime is tabulated in table 4. Investigations indicate that based on environmental and atmospheric conditions, the chemical reaction of lime and clayey soil is not accomplished well, owning. At the time of milling of paddy about 78% of weight constitutes rice, broken rice, bran and the remaining 22% of the weight. Rha was added to soil from 5 to 20% at an increment of 5%. The effect of lime, natural pozzolana or combination of both on geotechnical properties of the soft soil was studied 5. Peat soil stabilization with rice husk ash and lime powder issn. Stabilization of natural soil using rice husk issn. One popular and inexpensive method of soil stabilization is using lime. Keywords lime sludge, strength of soil, compaction of soil. Influence of rice husk ash on soil permeability gbenga m. Feasibility of soil stabilization using rice husk ash and. Industrial wastes as auxiliary additives to cementlime.
The effects of 7 and 28 days of curing on these properties except the compaction properties have also been discussed. A comprehensive literature survey on soillime reactions and. Introduction rammed earth is a construction technique where soil is taken from the ground and compacted to form structures. But soil stabilisation with lime and rice husk ash rha is a relatively new method. Environmental performance of limerice husk ash stabilized. The mixture for stabilizer material is 30% lime and 70% rha. A experimental study of black cotton soil, stabilized with. Rice husk ash, permeability, stabilization, maximum, soil.
Influence of using rice husk ash in soil stabilization method with lime article in frontiers of earth science in china 44. Thirty rainfall simulations were carried out on different combinations of materials. The impact of rice husk ash rha as a stabilizer to reduce soil loss and surface runoff rates on subbase materials of forest roads has been studied using a portable rainfall simulator at an intensity of 52 mmh. Black cotton soil, soil stabilization, rice husk ash, engineering properties. Reaction products in the limerice husk ashrha treated soil. Peat soil stabilization with rice husk ash and lime powder. They concluded that rice husk ash, with the presence of humidity, reacts with chemicals and improves strength and compressibility nature of soil. Chemical stabilization of soil using cement, lime, etc. M professor graduate students 2012 department of civil engineering. Potentials of rice husk ash for soil stabilization musa alhassan department of civil engineering, federal university of technology. International journal of engineering trends and technology. 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%.
This residual waste can be utilized in eco products of high value. Stabilization of tropical residual soil using rice husk ash. Soil stabilization using rice husk ash, lime and jute vishnu t. R 1 paul jaquin phd thesis appendix a historic rammed earth distribution. Introduction the history of stabilization of soil has a long background with hundreds of research results. Jun 27, 2017 this study evaluates the environmental performance of a limerice husk ash stabilized lateritic soil that had been contaminated with either lead or naphthalene. Stabilization is mostly used in variety of engineering works, where it is main.
About 108 tons of rice husk is generated annually in the world. Effect of rice husk ash on cement stabilized laterite from. Specimens of parent clay and clay treated with 4, 8, 12, 16 and 20% by weight of rice husk ash passing 425 micron is sieve 10. Behavior of expansive soil treated with steel slag, rice husk. Removable formwork is installed, and the soil compacted within it. International journal of research and scientific innovation ijrsi volume v, issue v, may 2018 issn 23212705 experimental investigation.
Rice husk ash, soil stabilization, chemical stabilizer, index. Investigations indicate that based on environmental and atmospheric conditions, the chemical reaction of lime and clayey soil is not accomplished well. Soil stabilization with lime and fly ash the constructor. Stabilization of expansive soil using rice husk ash and lime. The limestabilized sludge product is either disposed of in a landfill, applied to land as a liquid sludge, applied to land as a cake, or placed in stockpiles for future landfilling or land application. Engineering properties of an expansive soil stabilized with. 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. Cement, lime, fly ash, rice husk ash, furnace slag etc. An experimental investigation on stabilizing the soil. Rice husk is an agricultural waste obtained from milling of rice. Researches on stabilization by applying rha and lime combinations were conducted in sandy soils. Investigation includes the evaluation of such properties of the soil as compaction, strength, and xray di.
Stabilization of expansive soil with rice husk ash, lime and gypsum an experimental study koteswara rao. Behavior of expansive soil treated with steel slag, rice. Soil stabilization with rice husk ash rha rice husk is one of the main agricultural residues and waste byproduct of. Potentials of rice husk ash for soil stabilization. Abstract soil stabilization has become a major issue in construction engineering. R s sharma, b r phani kumar, and b v rao 2008, engineering behaviour of a remolded expansive clay blended with lime, calcium chloride and rice husk ash, journal of materials in civil engineering, asce, vol. Experimental study of stabilization on natural soil subgrade using rice husk ash ijsrdvol. Effect of rice husk ash on lime stabilization of soil. Utilization of rice husk ash as a soil stabilizer sheeba b s1, aswathy sasikumar2 1m. The potentials of lime stabilization of lateritic soils, engrg. Jul 07, 2016 this paper presents the stabilization of expansive soil c with steel slag ss, rice husk ash rha, and quick lime l. To study the influence of rice husk ash, lime and gypsum on atterberg limits, compaction, strength, cbr and. Fly ash, sludge ash, bottom ash, rice husk ash etc.
Stabilization of residual soils is studied by chemically using cement and rice husk ash. Its use as a soil stabilizer is an alternative to the final disposition with environmental benefit. Soil stabilization using rice husk ash and natural lime as an. Rice husk is shown in figure 1 and the relevant rice husk ash is shown in the following figure 2. The stabilized soil materials havea higher strength, lower permeability and lower compressibility than the native soil keller bronchure 3201e. Pdf effect of rice husk ash on lime stabilization of. Engineering properties of silty soil stabilized with lime and. Soil stabilization with rice husk ash and lime sludge. Index terms rice husk ash, compressive strength, mdd, omc, weathering. Engineering properties of an expansive soil stabilized with rice. Rice husk ash, lime, cbr, omc, mdd, soil stabilizing 1.
For reducing the amount of waste materials, rice husks are. Effect of rice husk ash on cement stabilized laterite. Soil stabilization with lime and fly ash lime and fly ash materials have binding properties, so they are used for the stabilization of soil. Biswas, 2007 the present investigation has therefore been.
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