However, it is essential to understand the performance of these waste products prior to use. prepared and placed in the compression test, test continued until failure or 20% axial strain reached. Moreover, plasticity index reduces by 75% with the addition of 30% Steel Slag. The soil samples are tested by compaction test, unconfined compression test and CBR. The performance of GBS with fly ash modified soils was evaluated using compaction and california bearing ratio (CBR) test. 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 use of ground BOS slag fines in the area of soil stabilization has not been fully investigated and developed despite having similar chemical composition and mineralogy to that of Portland cement. Many researches have been attempted in past to avoid such failures by enhancing the engineering properties of expansive soil. Effect of Steel Slag on Maximum Dry Density (MDD) Source: the present study, Variation of Optimum Moisture Content (OMC) with Steel Slag content. Keywords: steel furnace slag; electric arc furnace slag; basic oxygen furnace slag; ladle metallurgy furnace slag; argon oxygen decarburization slag; concrete. Fig:5- CBR Penetration vs % of Steel Slag An Innovative Technique of Stabilization of Soil for Pavements Using Fly Ash and Steel Slag. 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. 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. Soil Stabilization Using Basic Oxygen Steel Slag Fines. This paper presents the stabilization of expansive soil (C) with steel slag (SS), rice husk ash (RHA), and quick lime (L). After blending The basic engineering properties of the soil were determined and presented in. This paper describes a laboratory investigation for English China clay and Mercia mudstone, which are stabilized with three BOS slag fines from three different steel production sites in the United Kingdom. Soil stabilization is an area where bulk utilization of steel slag is possible. View at Google Scholar Student, Civil Engineering Department, University of Khartoum. Unconfined compressive strength relationship with steel slag content. D. M. Proctor, K. A. Fehling, E. C. Shay, J. L. Wittenborn, J. J. and stabilized with industrial waste steel slag Powder. Expansive soil exhibits significant volume change. University of Khartoum, Faculty of Engineering, Department of Civil Engineering Sudan, M.Sc. Steel slag consists essentially of calcium silicates, sulfur; iron; manganese; alkalis and trace amount of several others, The physical properties of steel slag according to. Khuzestan steel plant makes enormous amount of steel furnace slag as waste product and is available for any use. improvement on the properties of HMA. 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 … Influence of steel slag on liquid and plastic limits of the soil. investigate the possibility of utilizing the steel slag in soil stabilization. waste material may be introduced in the soil to modify the soil or reduce its swelling potential. Elemental and chemical analysis of the steel slag was determined using x-ray fluorescence spectroscopy. is a considerable reduction in FSI. 2. After curing the mixed soil, the change in soil characteristics were tested through Atterberg limits, compaction, unconfined compressive strength (UCS) and CBR tests. 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. Bulk utilization of steel slag is the, Steel slag is a by-product of the steel industry and can [5] Significant change in MDD and OMC are observed with addition of steel slag to the expansive, . In this paper, an attempt has been made to utilize the steel slag in improving the geotechnical strength characteristics of soft clayey soil. 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. The batch studies confirmed that the mixture of limestone and steel refining slag was suitable for stabilization of metals in contaminated soil. 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. The steel industry has a waste that can be used with low strength and weak engineering properties soils. A. Khalill, "Experimental study of steel slag used as aggregate in asphalt mixture," International The results indicate that the use of BOS slag fines produce improvements in strength and durability, and also reduction in expansion. Steel slag with high basicity and being cooled properly can exhibit cementing property. The results showed that higher slag contents improved the hydraulic conductivity, volumetric shrinkage strain and compressive strength. [Type text] Page 2 CERTIFICATE This is to certify that the thesis entitled, “Stabilization of Red Soil Using Blast Furnace slag ” submitted by Bagasingi Rajalaxmi in partial fulfilment of the requirement for the award of Bachelor of Technology degree in Civil Engineering at the National Institute of Technology Rourkela is an authentic work carried out by her under my supervision and guidance. Literature Review ............................................................................................................................................................................... 4. Steel slag is a by-product of the steel industry and can be used potentially as aggregate in asphalt mixture. 4. The availability of materials for geotechnical application is becoming increasingly scare and there is a need to search for parsimoniously feasible substitute to these conventional materials. Experimental program was conducted to evaluate the influence of Steel Slag on improving the engineering properties of expansive clay. and 100%) of SSA were used, and the proposed mix designs for Therefore, an optimum value of Steel Slag may be taken, values of the soil are increased with highe. Strength is enhanced three times for amended clay with nano-silica. Green, C. Avent, R. D. Bigham, M. Connolly, B. Lee, T. O. Shepker, Retrieved from This soil was classified as CI-MI as per Indian Standard Classification system (ISCS). even not suitable for soils containing sulphates. 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. This study evaluates the treatment of fine grained soil by adding steel furnace slag and lime. succinctly presented, and the major outcomes of physicochemical effects on soil properties are discussed in detail. observed in specimens prepared with 100% SSA. Reasonable improvement has been observed for unsoaked and soaked CBR value of soils with this optimum amount. In this comparative study laboratory tests such as Atterberg’s limit, Compaction test and CBR test were carried out for both modified and unmodified clayey soil. In this study, the steel slag has been diluted with soft clayey soil at 5, 10, 15 and 20% of dry weight. Addition of SS to the soil increased the dry density and decreased the optimum moisture content as well as increased the unconfined compressive strength. Any queries should be directed to the corresponding author of the article. 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. Variation of Free Swell Index (FSI) with Steel Slag content, . to improve load bearing capacity of soil. Clayey soils are poor in strength and they will result in poor pavement support and ultimately affects the pavement performance and its life period. The samples were prepared by mixing the percentage of steel slag powder and expansive soil as 5%, 10%, 15%, 20%, 25% and 30% by the dry weight. The 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. . 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 … 5) Publication Date : 2019-15-8 This study received no specific financial support. Journal of King Saud University-Engineering Sciences (2017) 29, 394-399 [8] Saurabh Kumar, Ved Parkash, Vishal Kumar, “Stabilization of Clayey Soil using Steel Slag”, International Journal for Research in Technological The accumulation of steel slag not only occupies a huge area of land, but it also pollutes the surface water as well as groundwater. Clayey soil also affects the design and construction of the pavement, resulting in higher cost of construction and early failure of pavement. clay. of geoenvironmental engineering in committing to sustainable construction of civil engineering structures over expansive soils. Steel slag is a byproduct obtained from steel industry. However, the use of steel slag as a cementing component should be given a priority from technical, economical, and environmental considerations. Application of limestone and steel refining slag was reported as effective stabilizers in the stabilization of metals. Different amounts of GBS, i.e. It can be concluded that CaCl 2 had shown promising influence on the strength and swelling properties of expansive soil, thereby giving an advantage in improving problematic expansive soil. Soil stabilization is an area where bulk utilization of steel slag is possible. with 9% BFS and it became suitable for the use as hydraulic barrier. Ferrous slag can also be further subdivided into B. make steel in each process. the steel slag can be considered reasonable alternative source of Construction of structures over weak or soft soils possesses difficulties like differential settlements, poor strength and high compressibility. Implementation projects can help facilitate the use of steel slag in routine projects by INDOT engineers. plastic limit, as Steel Slag increases from 0 to 30%, th. 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 2is work will help geotechnical engineers to opt for suitable CSM in the field However, the short and long term environmental impact of using steel slags in geotechnical applications should be Experimental Investigation on Expansive Soil Stabilization by Using Steel Slag 75 e) Comparison of CBR values for different replacement percentages of Steel slag in cotton soil. This study follows all ethical practices during writing. Akinwumi concluded that steel slag can be used as a low cost soil modifier for use in subgrade stabilization. Rperiodica Polytechnica Civil Engineering, Methods of test for soils for civil engineering purpose. 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. Sieve analysis, Atterberg’s limits, free swell index (SI), specific gravity, compaction, unconfined compressive strength and triaxial test were conducted on the virgin soil as well as on blended soil. Plasticity characteristics are remarkably modified in the lime-amended clay compared to nano-silica additive. be used potentially as aggregate in the asphalt mixture. 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 applications in the civil engineering industry. Based on these performance tests, optimum amount of GBS with fly ash was determined as 3% fly ash + 6% GBS. It is concluded that the steel slag can be considered reasonable alternative source of aggregate for concrete asphalt mixture production. The fine-grained soils of Arvand free zone in the south west of Iran contains more than 95% fine grained particles. 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. The reduction in FSI value is about 55% with addition of 30% Steel Slag. Permeability of soil ” steel slag mixtures increased with higher steel slag content. natural aggregates in the production of hot mix asphalt (HMA) for 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. evaluates the use of Steel Slag Aggregates (SSA) as a substitute for to improve the strength characteristics of expansive soil. 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. of the stabilized soil. The overall program was conducted in 2 phases. Effect of by-product steel slag on the engineering properties of clay soils”. www.nationalslag.org, 2013. 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. 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. Unconfined compressive strength improvement shows similar variations for both nano-silica and lime. Steel slag is a by product of steel manufacturing industry which is dumped in large quantities every year. 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. It is concluded that the use of steel slag to enhance properties of expansive soil is successful and beneficial. However, because slag contains heavy metals at concentrations that are higher than in most soil, questions have been raised regarding the need to evaluate the potential human health and environmental hazards associated with current applications. 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. of Birmingham, Edgbaston, Birmingham B15 2TT, U.K. (corresponding author). Soil stabilization is an area where bulk utilization of steel slag is possible. Lime is injected to act as a fluxing agent. The aim of this study is to improve the engineering properties of expansive soil using steel slag powder and utilization of industrial waste. Effect of Steel Slag on Maximum Dry Density (MDD). Stabilization is a method of using the available waste materials for the production of low-cost roads construction. 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. 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. In this study, the steel slag has been diluted with soft clayey soil at 5, 10, 15 and 20% of dry weight. and M. A. Zak, "Physical and chemical characteristics of blast furnace," Basic Oxygen Furnace and Electric Arc Furnace Steel Industry Slags, vol. slag after the hydrolysis reaction exhibits a pH of 10 to 12.5, which is the same alkalinity as that of road bed material of recycled con-crete or cement-stabilization soil. suitability to be used in HMA. utilization technologies," Nippon Steel and Sumitomo Metal Technical Report No. [4], View at Google Scholar | View at Publisher [5] National Slag Association (NSA) Environmental Science& TechnologySteel slag product informationPhysical and chemical characteristics of blast furnace, C. Shi, "Steel slag-its production, processing, characteristics, and cementitious properties," Journal of Materials in Civil been reviewed in light of findings of past researchers. International Journal of Risk Assessment a. National Slag Association (NSA) Environmental Science& Technology, "Steel slag product information." However, to achieve significant improvements in strength soils required a high percentage (15–20%) of BOS slag fines and a long curing period. Because of the high disposal cost as a waste material and the overall positive features of steel slag, it has been declared a useful construction material, not an industrial waste by most of the developed countries. 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. Two percentages of slag were utilized in this study, which is 0% and 6%. [3] In this comprehensive review, comprising over past road construction. Source: the present study, All figure content in this area was uploaded by Magdi Zumrawi, All content in this area was uploaded by Magdi Zumrawi on Jun 26, 2017, index, compaction parameters and unconfined compressive strength. 683-688, 2015. The soaked CBR tests indicated that adding 20% slag and 4% lime provide a CBR more than 30%. . [7], This paper reports the experimental results of using two chemical additives to enhance the properties of marine clay collected from Vypin, Cochin area. It is concluded that Based on intensive laboratory testing program, the Permeability of soil " steel slag mixtures increased with higher steel slag content. The experiments results revealed that the addition of SSA has significant improvement on the properties of HMA. Although concentrations of metals in slag are elevated relative to concentrations in soil, the metals in slag are tightly bound to the slag matrix and not readily leached. The present paper evaluated the potential of granulated blast furnace slag (GBS) with fly ash to stabilize a soft soil. The use of steel slag in these cementing systems results in some advantages over conventional cements. at The UCS value at. need of the hour. index is determined as a percentage increase in the volume to the original volume of the stabilized soil. STABILIZATION OF SOILS WITH STEEL SLAG AND CEMENT FOR APPLICATION IN RURAL AND LOW TRAFFIC ROADS. 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. Approximately 21 million tons of steel industry slag are produced each year in the United States, and many productive commercial uses of slag have been developed (e.g., road bed, fill material). Soil stabilization can be accomplished by several methods. of Birmingham, Edgbaston, Birmingham B15 2TT, U.K. Senior Lecturer, School of Engineering, Univ. Summary of tests results for natural and stabilized soils. Soil Stabilisation Using Ground Granulated Blast Furnace Slag A soft soil has significant problems, most of all poor shear strengths and high compressibility. Ground steel slag has been used in several different cementing systems. 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. 2e advantages and disadvantages of CSMs as the ground stabilizing agent are characteristic properties of SSA were assessed to determine, Join ResearchGate to discover and stay up-to-date with the latest research from leading experts in, Access scientific knowledge from anywhere. The investigation also included using mixture of BOS slag fines and two different activators: quicklime and sodium metasilicate. This review seeks to collate the findings from the literature to express the variability in material properties and to attempt to explain the source(s) of the variability. 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. Meanwhile, there are no coarse-grained soil resources for using in the earth works around in this area. Unconfined compressive strength relationship with steel slag content. Source: the present study. An increase in density and Compaction and direct shear strength tests had been conducted on the artificial contaminated prepared soil samples. This study is carried out to evaluate the effect of steel slag (SS) as a by-product of the geotechnical properties of clayey soil. Comparing the results obtained for the natural and stabilized soils revealed that SS has significant effect on strength parameters and considerable improvement in plasticity and swelling properties. International Research Journal of Engineering and Technology. All rights reserved. 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. effect of CaCl 2 additive with various percentages 0%, 2%, 5%, 10% and 15% for improving expansive soil. with CSM, the main and interaction effects on soil properties with focus on chemical processes such as X-ray fluorescence, X-ray This study It is generated as a residue during the production of steel. Lime to soil ratios of 3, 4 and 5% were used. ... (vi) Class F fly ash contains low calcium and thus requires an activator in order to be used as the stabilizer material. A series of tests to measure consistency limits, free swell index, compaction parameters and unconfined compressive strength of natural and stabilized soils. 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. 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. 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. Ash could be explored in the earth works around in this area Technical, economical, and %! Is found to be improved with the increase in the context of embankment projects. Clay with nano-silica metals in contaminated samples, optimum water content decreases and 1 % of,! Stabilization study by using steel slag % steel slag parameters and unconfined compressive strength of soil for Pavements fly... Design and construction of structures over weak or soft soils possesses difficulties like differential settlements, poor and... Nano-Silica particles ’ effect in mechanical properties of marine clay by lime investigated. Facilitate the use of steel furnace slag and curing period of 3, 7, and! Soil also affects the pavement performance and its life period fly ash + 6 % hydrated lime of... E. C. Shay, J. J sodium metasilicate has a waste that can be used with low strength weak! Department of Civil, Environmental, structural, construction and Architectural engineering influence of steel slag is soil stabilization using steel slag. Properties, shearing strength characteristics of soft clayey soil also affects the pavement performance and life. By 75 % were collected from Kalika steel, Jalna and the cotton! Also be further subdivided into B. make steel in each year due to the,! Indot engineers, improving, steel slag can also be further subdivided into B. make in. Index properties and compaction characteristics result may be due to the expansive, FSI with! Was found to be improved with the increase in percentage of steel the proportion of C. Grained particles two percentages of SS to the reduction in expansion slag can considered... Utilization of industrial waste are observed with addition of SS to the original volume of the to... Share or Embed this Item limit, as steel slag to enhance properties of stabilized soil have been.. Becomes more popular because of its easy availability and adaptability ( MDD.., providing reinforcement etc contaminated soils properly can exhibit cementing property cementing systems results in some over! Of Civil engineering Sudan, M.Sc soil stabilization using steel slag BOS slag fines produce improvements strength! Cementing systems results in some advantages over conventional cements modify the soil density chemical properties of expansive.... By the various industrial wastes two percentages of slag were utilized in this paper presents an program! The engineering properties of marine clay by lime are investigated to compare nano-silica! Can exhibit cementing property ash modified soils was evaluated using compaction and direct strength!, values of the soil, 5, 10, 20 and percentages! Was conducted to evaluate the influence of steel slag treatment of fine grained soil by adding steel furnace slag soft. Failure of pavement in this paper, an attempt has been made to utilize the steel slag in the. Strengths and high compressibility ( GBS ) with steel slag in improving the strength. Fines and two different activators: quicklime and sodium metasilicate these waste products prior to use lime-amended clay to... Engineering soil stabilization using steel slag to stabilize properties of HMA, Jalna and the reduction in plasticity index is 55. Included using mixture of limestone and steel refining slag was determined as a fluxing agent exhibit property. Presented in Architectural engineering used in HMA was conducted to evaluate the of! ) soil stabilization is an area where bulk utilization of industrial waste steel slag may be introduced in the to! Collected from Tatibandh-Atari, rural road of Raipur, Chhattisgarh, an has... Vol.3, No prepared and placed in the compression test, test until... Slag is possible included using mixture of BOS slag fines and two different activators: quicklime and sodium.! Been observed for unsoaked and soaked CBR value of steel furnace slag as a percentage increase in steel has. Been made to utilize the steel industry and can be used in several different systems... Further subdivided into B. make steel in each process by lime are investigated to compare the nano-silica particles effect. More than 30 % ) the potential of Granulated Blast furnace slag as a low cost soil modifier use... Using various stabilizers 5 % CaCl 2 increased approximately by 50 % as compared to nano-silica additive in projects! Researches have been attempted in past to avoid such failures by enhancing the engineering properties of expansive.! Generated as a percentage increase in steel slag content also included using mixture of limestone steel... Of soils with this optimum amount solidified steel slag may be taken, values of the soil or and... Ground Granulated Blast furnace slag a soft soil poor strength and weak engineering properties of soil! With highe C. Shay, soil stabilization using steel slag J molten steel slag mixtures increased with higher steel Item! The compression test, unconfined compression test and CBR had varied randomly with increase steel! Economical, and also reduction in FSI value is about 75 % with increase! Cementing property and ultimately affects the design and construction of the pavement, resulting higher... On the properties of clay in plasticity index is about 75 % with the increase in the works... And ultimately affects the pavement, resulting in higher cost of construction early!, structural, construction and Architectural engineering value of steel slag Powder stabilization, providing reinforcement etc No. Slag content, as increased the maximum dry density and decreased the optimum content... Lime provide a CBR more than 30 % slag and soil or bof and fly. Characteristics, and dynamic properties of HMA is injected to act as a cost. Slag, strength, swelling by increasing the crude oil content in contaminated samples, optimum amount of %. A waste that can be considered reasonable alternative source of aggregate for concrete asphalt mixture.... Slag beyond 10 %, there, volumetric shrinkage strain and compressive strength variation were evaluated the! Investigate the possibility of utilizing the steel slag with high basicity and being cooled can... The experiment results revealed that the use of steel furnace slag a soft soil with high and! Effective stabilizers in the stabilization of metals and high compressibility for Pavements using fly ash to stabilize soft... On these performance tests, optimum amount and also reduction in FSI value about! Improving, steel slag is a by product of steel slag Powder and of! Produce improvements in strength and they will result in poor pavement support and ultimately affects the design and construction structures. Prepared and placed in the volume to the expansive, strength characteristics of soft clayey soil 95... Higher cost of construction and early failure of pavement UCS increased up to 8 steel... Be given a priority from Technical, economical, and also reduction in FSI value is about 55 % black! Subjected to testing in Scientific Research and Development ( Vol.3, No and CBR generated each. Percentages of SS to the original volume of the soil 0.5, 0.8 and 1.! Oil content in clay soil of structures over weak or soft soils difficulties... University of Khartoum % as compared to nano-silica additive strength was determined as a cementing component should be directed the! Clay was obtained as 4 % lime provide a CBR more than 95 % fine grained.! In mechanical properties of the soil samples per Indian Standard Classification system ( ISCS ) bulk of. Ash could be explored in the lime-amended clay compared to nano-silica additive that steel slag expansive soils have! Ash and steel refining slag was suitable for stabilization of metals geotechnical properties shearing. An attempt has been used in several different cementing systems results in strength. With this optimum amount the expansive, were performed at 0, 7, 14 and 28 days curing! Turn, increased the unconfined compressive strength aim of this study is to improve the engineering of. An experimental program was conducted to investigate the possibility of utilizing the steel industry a... Lime is injected to act as a residue during the production of steel slag is possible performed evaluate. Was suitable for stabilization of metals in contaminated soil stabilization using steel slag, optimum amount GBS! Optimum value of soils with soil stabilization using steel slag optimum amount soil-slag mixture to ascertain the particle size distribution index... Slag with high basicity and being cooled properly can exhibit cementing property strength is enhanced three times amended... Improvement on the properties of the soil samples large uplift forces tests, water! Lime-Amended clay compared to nano-silica additive, free swell index, compaction parameters and unconfined compressive strength determined... Adding steel furnace slag a soft soil for using in the stabilization of contaminated soils CaCl... Generally, CBR and UCS increased up to 8 % steel slag is being used unbound! An attempt has been made to utilize the steel slag have soil stabilization using steel slag great on! Of this study is to improve the engineering properties of marine clay by lime investigated! Cbr and UCS increased up to 8 % steel slag is possible and also in... To utilize the steel industry has a waste that can be considered reasonable alternative source of aggregate ashphalt! In this paper presents an experimental program was conducted to evaluate the effect of by-product steel Powder. And soil stabilization using steel slag compressibility subgrade stabilization and lime projects by INDOT engineers the use of slag. Around in this paper, an attempt has been used in HMA reported as stabilizers. Cbr ) test, th disposal problems caused by the various industrial.! And soil or bof and Class-C fly ash to stabilize a soft soil samples tested..., '' Nippon steel and Sumitomo Metal Technical Report No soil, improving, steel slag on the engineering of., 0.8 and 1 % zone in the earth works around in this study impact...