Source: the present study. moisture content and unconfined compressive strength. This study evaluates the treatment of fine grained soil by adding steel furnace slag and lime. Different percentage of 5%, 10%, 15% and 20% steel slag have been used to stabilize the black cotton soil and to verify its suitability for using it as a construction material for road. [6] An Innovative Technique of Stabilization of Soil for Pavements Using Fly Ash and Steel Slag. suitability to be used in HMA. The steel slag collected from Kalika Steel, Jalna and the black cotton soil collected form Himayatbaugh, Aurangabad. National Slag Association (NSA) Environmental Science& Technology, "Steel slag product information." The soil samples are tested by compaction test, unconfined compression test and CBR. D. M. Proctor, K. A. Fehling, E. C. Shay, J. L. Wittenborn, J. J. It is concluded that the steel slag can be considered reasonable alternative source of aggregate for concrete asphalt mixture production. Laboratory testing was conducted to assess the feasibility of using lateritic soil mixed with up to 15% blast furnace slag (BFS) by dry weight of soil as a suitable hydraulic barrier. Sieve anal-ysis, consistency limits, specific gravity, compaction, California bearing ratio (CBR), unconfined compression and permeability tests were performed on the soil and each of the soil-slag mix-tures. Local Soil hence by using Steel Slag content it improves geotechnical properties of Locally available Soil which will be helpful for civil Engineering. In this regard, an attempt has been made to evaluate the influence of Calcium Chloride (CaCl 2) stabilizer on the engineering properties of expansive soil. The reduction in FSI value is about 55% with addition of 30% Steel Slag. The Deep Mixing Method (DMM), a deep in-situ soil stabilization technique using cement and/or lime as a stabilizing agent, was developed in Japan and in the Nordic countries independently in 1970s. Application of limestone and steel refining slag was reported as effective stabilizers in the stabilization of metals. It is concluded that the use of steel slag to enhance properties of expansive soil is successful and beneficial. Global J Res Anal 5(1) Google Scholar Chenna K (2014–15) Potential infrastructural growth in India by 2025 vis-a-vis utilizations of waste—a sustainable material. Therefore, an optimum value of Steel Slag may be taken, values of the soil are increased with highe. clay. Various percentages of pulverized steel slag were ap-plied to a soil, having poor engineering properties, with the aim of improving the engineering properties of the soil. Soil stabilization is an area where bulk utilization of steel slag is possible. The investigation also included using mixture of BOS slag fines and two different activators: quicklime and sodium metasilicate. The relationship between hydraulic conductivity, unconfined compressive strength (UCS) and volumetric shrinkage strain at standard Proctor, West African Standard and modified Proctor, compactive efforts were determined at different moulding water contents (i.e., 10-20%). A series of laboratory experiments including consistency limits, free swell, compaction, and shear strength tests were performed to investigate the, Steel slag is a waste material generated from steel industry. HMA were conducted in accordance with Marshall mix design. plastic limit, as Steel Slag increases from 0 to 30%, th. This paper presents the stabilization of expansive soil (C) with steel slag (SS), rice husk ash (RHA), and quick lime (L). been reviewed in light of findings of past researchers. Lime to soil ratios of 3, 4 and 5% were used. investigate the possibility of utilizing the steel slag in soil stabilization. Stabilization is a method of using the available waste materials for the production of low-cost roads construction. Based on these performance tests, optimum amount of GBS with fly ash was determined as 3% fly ash + 6% GBS. The chemical composition and cooling of molten steel slag have a great effect on the physical and chemical properties of solidified steel slag. The © 2008-2021 ResearchGate GmbH. 683-688, 2015. its Optimum properties of the lateritic soil-slag mixture were obtained at 10% slag treatment that suggests the use of the mixture as a suitable hydraulic barrier in waste containment systems. The use of steel slag in these cementing systems results in some advantages over conventional cements. The present work describes a study carried out to check the improvements in the properties of Clayey soil with the addition of Fly ash and Steel slag. The influence of steel slag with varying percentages on OMC is clearly shown in, The variation of unconfined compressive strength (UCS) of the soil stabilized with Steel Slag is pr, values are increased with higher rate up to 10 % steel slag and then decreased with slower rate. Effect of Steel Slag on Maximum Dry Density (MDD) Source: the present study, Variation of Optimum Moisture Content (OMC) with Steel Slag content. Ground steel slag has been used in several different cementing systems. Keywords: steel furnace slag; electric arc furnace slag; basic oxygen furnace slag; ladle metallurgy furnace slag; argon oxygen decarburization slag; concrete. Tests were carried out on the lateritic soil-slag mixture to ascertain the particle size distribution, index properties and compaction characteristics. In general, the results show that the steel slag can effectively be used to improve the engineering properties of clay with awareness to the percentages that should be used. This study received no specific financial support. [5] Wajid Ali Butt. Ferrous slag can also be further subdivided into B. make steel in each process. A series of tests to measure consistency limits, free swell index, compaction parameters and unconfined compressive strength of natural and stabilized soils. the steel slag can be considered reasonable alternative source of This technique becomes more popular because of its easy availability and adaptability. The unconfined compressive strength was determined at, performed to evaluate the effect of steel slag on the engineering properties of the soil. experiment results revealed that the addition of SSA has a significant Millions of tonnes of steel slag are generated in each year throughout the world. ... (vi) Class F fly ash contains low calcium and thus requires an activator in order to be used as the stabilizer material. In this study, the steel slag has been diluted with soft clayey soil at 5, 10, 15 and 20% of dry weight. E-mail: Research Manager, Tarmac Ltd., Wolverhampton, U.K. Journal of Materials in Civil Engineering, Quantification of Hydraulic Phase Contained in a Basic Oxygen Furnace Slag, Steel Slag—Its Production, Processing, Characteristics, and Cementitious Properties, Performance Evaluation of an Eco-Binder Made with Slag and CFBC Fly Ash, Carbon Dioxide–Activated Steel Slag for Slag-Bonded Wallboard Application, Utilization of Steel Slag Powder as a Combined Admixture with Ground Granulated Blast-Furnace Slag in Cement Based Materials, https://doi.org/10.1061/(ASCE)0899-1561(2006)18:2(229), © 1996–2021, American Society of Civil Engineers. However, the use of steel slag as a cementing component should be given a priority from technical, economical, and environmental considerations. This study 1576-1582, 2000. UCS tests were performed at 0, 7, 14 and 28 days of curing. of geoenvironmental engineering in committing to sustainable construction of civil engineering structures over expansive soils. The present paper evaluated the potential of granulated blast furnace slag (GBS) with fly ash to stabilize a soft soil. stability and a reduction in flow and air voids values were clearly Four different percentages (0, 50, 75 and 100%) of SSA were used, and the proposed mix designs for HMA were conducted in accordance with Marshall mix design. However, the short and long term environmental impact of using steel slags in geotechnical applications should be Soil Stabilization Study by using Steel Slag Select Research Area Engineering Pharmacy Management Biological Science Other Scientific Research Area Humanities and the Arts Chemistry Physics Medicine Mathemetics Economics Computer Science Home Science Select Subject Select Volume Volume-5 Volume-4 Volume-3 Special Issue Volume-2 Volume-1 Select Issue 230-236, 2004. Stabilization of soil by using solid waste – A Review ... Prof. Ramesh babu (2017) [2] had investigated about the behaviour of black cotton soil with addition of copper slag and steel slag. Significant change in MDD and OMC are observed with addition of steel slag to the expansive, . It was found that SFS composition and properties can be highly variable, including different compositions on the exterior and interior of a given SFS particle, which can affect bonding conditions and be one source of variability on composite properties. Green, C. Avent, R. D. Bigham, M. Connolly, B. Lee, T. O. Shepker, decreases as steel slag content increase. 15%, 20% and 30%). Soil Stabilization Using Basic Oxygen Steel Slag Fines. Based on intensive laboratory testing program, the characteristic properties of SSA were assessed to determine its suitability to be used in HMA. National Slag Association (NSA) Environmental Science&, . View at Google Scholar 4. Lime is injected to act as a fluxing agent. This mixture is suitable from technical and economical views and is recommended for soil treatment of the study area and using in earth works, such road construction. This study profiles the major and minor constituents of slag from each furnace type and reports the leachability of metals from slag under neutral and acidic conditions. It is concluded that The results obtained shows that the increase in the percentage of CaCl 2 decreased the liquid limit and plasticity index leading to significant reduction in the free swell index. At 30% steel slag, the reduction in plasticity index is about 75 %. In this comprehensive review, comprising over past Unconfined compressive strength improvement shows similar variations for both nano-silica and lime. Compaction and direct shear strength tests had been conducted on the artificial contaminated prepared soil samples. The performance of GBS with fly ash modified soils was evaluated using compaction and california bearing ratio (CBR) test. International Research Journal of Engineering and Technology. The cation exchange between the soil and steel slag was identified as the major factor that controlled the engineering properties of modified soils, reduced the diffusion layer, and led to the agglomeration of clay-size particles in the soil-slag mixtures (Akinwumi, 2014), Besides the ionic exchange that takes place with soils, both the pozzolanic activity and adsorption property of steel slag … Based on laboratory test results, an 8 % optimal stabilization of the A-7-6 soil with steel slag satisfactorily meets the Federal Republic of Nigerian General Specifications (Roads and Bridges) requirement for subgrade materials. Slags, vol. The fine-grained soils of Arvand free zone in the south west of Iran contains more than 95% fine grained particles. index is determined as a percentage increase in the volume to the original volume of the stabilized soil. This paper provides experimental insights on the modification of a soil using electric arc furnace (EAF) steel slag, which is lim-itedly used as a construction material because of its volumetric instability. This soil was classified as CI-MI as per Indian Standard Classification system (ISCS). Steel slag is a by-product of the steel industry and can be used potentially as aggregate in asphalt mixture. It can be understood that by increasing the crude oil content in contaminated samples, optimum water content decreases. This study represents the most complete characterization of steel industry slag currently produced in North America, encompassing mills that collectively produce over 47% of steel industry slag. A series of laboratory … Steel slag is a byproduct obtained from steel industry. Steel slag is a by product of steel manufacturing industry which is dumped in large quantities every year. Steel slag is a byproduct from either the conversion of iron to steel in a basic oxygen furnace, or the melting of scrap to make steel in an electric arc furnace. Stabilization of contaminated soil was reported using various stabilizers. Acceptable zones on the compaction plane in which compacted soil specimens would have low hydraulic conductivity (< 1 × 10⁻⁹ m/s), minimum volumetric shrinkage strain (< 4%) and high compressive strength (< 200 kN/m²) were established. need of the hour. UTILIZATION OF STEEL SLAG FOR STABILIZATION OF A LATERITIC SOIL A lateritic soil classified as sandy clay or (CL) and A-7-6 (5) according to Unified Soil The UCS of the soil is 147 kPa in the maximum density and is reaching to 267, 417 and 456 kPa by adding 30% slag and 2, 4 and 6% lime, respectively. 34, pp. The structural foundations and roads constructed on such soils may undergo large uplift forces. The soaked CBR tests indicated that adding 20% slag and 4% lime provide a CBR more than 30%. Modifications in properties of marine clay by lime are investigated to compare the nano-silica particles’ effect in mechanical properties of clay. natural aggregates in the production of hot mix asphalt (HMA) for Retrieved from Effect of Steel Slag on Maximum Dry Density (MDD). Unconfined compressive strength relationship with steel slag content. 5) Publication Date : 2019-15-8 improvement on the properties of HMA. This paper presents an experimental study in stabilization of expansive soil using Steel Slag (SS). to improve the strength characteristics of expansive soil. Expansive soil exhibits significant volume change. All rights reserved. The unconfined compressive strength of soil stabilized with 5% CaCl 2 increased approximately by 50% as compared to virgin soil. and M. A. Zak, "Physical and chemical characteristics of blast furnace," Basic Oxygen Furnace and Electric Arc Furnace Steel Industry Soft soil samples were collected from Tatibandh-Atari, rural road of Raipur, Chhattisgarh. However, it is essential to understand the performance of these waste products prior to use. Soil stabilization is an area where bulk utilization of steel slag is possible. The aim of this study the impact of slag material in geotechnical engineering and to stabilize properties of contaminated soils. Soil stabilization is one of the modification technique used to improve the geotechnical properties of soil and has become the major practice in construction engineering which enables the effective utilization of industrial wastes as a stabilizer. Particle size distribution of natural soil and with 10% steel slag con-tent After a series of specific gravity tests, the average specific gravities of the soil and steel slag samples were determined to be 2.65 and 3.58, respectively. at The UCS value at. To enhance general understanding of the physical and chemical characteristics of this material, slag samples from 58 active mills with blast furnaces, basic oxygen furnaces, and/or electric arc furnaces were examined. of Birmingham, Edgbaston, Birmingham B15 2TT, U.K. (corresponding author). Any queries should be directed to the corresponding author of the article. Four different percentages (0, 50, 75, road construction. [7], This paper reports the experimental results of using two chemical additives to enhance the properties of marine clay collected from Vypin, Cochin area. BOF slag and soil or BOF and Class-C fly ash could be explored in the context of embankment construction projects. After curing the mixed soil, the change in soil characteristics were tested through Atterberg limits, compaction, unconfined compressive strength (UCS) and CBR tests. The type of steel furnace slag (SFS), including electric arc furnace (EAF) slag, basic oxygen furnace (BOF) slag, ladle metallurgy furnace (LMF) slag, and argon oxygen decarburization (AOD) slag, can significantly affect the composite properties when used as an aggregate or as a supplementary cementitious material in bound applications, such as concretes, mortars, alkali-activated materials, and stabilized soils. Akinwumi concluded that steel slag can be used as a low cost soil modifier for use in subgrade stabilization. Soil Stabilisation Using Ground Granulated Blast Furnace Slag A soft soil has significant problems, most of all poor shear strengths and high compressibility. Researcher, School of Engineering, Univ. An increase in density and stability and a reduction in flow and air voids values were clearly observed in specimens prepared with 100% SSA. The relationships between, each of the properties with the steel slag content are graphically drawn as shown in, increases from 0 to 30%, there is little increase in th. The uses of byproducts such as blastfurnace slag and steel slag [electric arc furnace slag and basic oxygen steel (BOS) slag, and ground granulated blastfurnace slag] have long been established in a number of … The dry soil mixed with each percent of steel slag then subjected to testing. utilization technologies," Nippon Steel and Sumitomo Metal Technical Report No. ABSTRACT A lateritic soil classified as sandy clay or (CL) and A-7-6 (5) according to Unified Soil Classification System (USCS) and AASHTO classification system respectively,was treated with up to 10% pulverized steel slag (an industrial waste product) by dryweight of soil. A suite of tests is proposed to better assess a given SFS stock for potential use in bound applications; at a minimum, the SFS should be evaluated for free CaO content, expansion potential, mineralogical composition, cementitious composite mechanical properties, and chemical composition with secondary tests, including cementitious composite durability properties, microstructural characterization, and free MgO content. Atterberg limits variation and unconfined compressive strength variation were evaluated for the curing period of 3, 7, 14 and 28 days. effect of CaCl 2 additive with various percentages 0%, 2%, 5%, 10% and 15% for improving expansive soil. CBR Penetration resistance had varied randomly with increase in Steel Slag content in clay soil . and stabilized with industrial waste steel slag Powder. In the results, showed that the increasing of slag leads to a decrease in the optimum water contents while the maximum dry density values increase. The reason for this trend could be attributed to the capillary effect, Experimental study of steel slag used as aggregate in asphalt mixture [3] I. I. AkinwumiUtilization of steel slag for stabilization of a lateritic soil, M. M. E. Zumrawi and F. O. waste material may be introduced in the soil to modify the soil or reduce its swelling potential. The results showed that higher slag contents improved the hydraulic conductivity, volumetric shrinkage strain and compressive strength. Khuzestan steel plant makes enormous amount of steel furnace slag as waste product and is available for any use. In 2006, steel slag generation was estimated to be in 10-15 million metric ton (Mt) range in the U.S. and approximately 15 to 40% of the total steel slag output was not utilized. The optimum mix is found to be in the proportion of 65 C … Steel slag with high basicity and being cooled properly can exhibit cementing property. The results indicate that the use of BOS slag fines produce improvements in strength and durability, and also reduction in expansion. decreased the consistency limits and increased the CBR value of the soil. Soil Stabilization Study by using Steel Slag Item Preview remove-circle Share or Embed This Item. maximum CBR value, the soil was blended with 20% GGBFS. These soils cannot be considered as a proper material for earth works due to problems caused by clay soils such as high expansive, volumetric shrinkage, high settlement under loading and high moisture absorption. The batch studies confirmed that the mixture of limestone and steel refining slag was suitable for stabilization of metals in contaminated soil. Experimental study in stabilization of soil `` steel slag content, of laboratory stabilization. Properties soils waste products prior to use was mixed with each percent of steel manufacturing industry which is 0 and... 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