Selfploughing is a characteristic of the black soil as it develops wide cracks when dried. Use of stabilized lateritic and black cotton soils as a base. Expansive soils are also known as swelling soils, heaving soils, and volume changing soils. Here we provide latest collection of civil projects for civil students. The effect of lime stabilization on properties of black cotton soil. This land, added to cheap labor, and labor easily regulated and distributed, made profits so high that a whole system of culture arose in the. To demonstrate advantages of using geosynthetic material. Expansive soils, popularly known as black cotton soils in india are, amongst the most problematic soils from civil engineering construction point of view. The black cotton soils pose many problems in construction. Five major types of soil are found in all over state, which are the following black soil, 2. In the field of buildings, soil investigation anti classification is done to evaluate the soil as regards its bearing power to a cei tain extent. International journal of engineering and science vol. The hydrated lime reacts with the clay particles and permanently.
Use of geosynthetic material to improve the properties of. A study on stabilization of black cotton soil by use of fly ash, ferric chloride and stone dust. Pdf ce6012 ground improvement techniques git books. Hence the limestabilized black cotton soil is proportioned with brick powder to obtain optimum mixture that yields a better cbr value. Plasticity index is one of the important properties of soil to determine the behavior of soil in presence of water. Stabilization of black cotton soil using sodium chloride, international journal of advance research, ideas and innovations in technology, apa ramkumar guttikonda, nadakuditi abhilash 2018. A study on stabilization of black cotton soil by use of fly ash, ferric chloride and stone. The geology and geotechnical properties of the black cotton.
Soil survey and soil classification arc also done by agriculture departments from the point ofview ofthe suitability ofthe soil for crops and its fertility. To evaluate the strength characteristics of the black cotton soil for different blends with bagasse ash and additives with different percentage combinations 4, 8, 12% cement and 2, 4, 6% lime. Justification of strength properties of microstructural. Soils are swells and will become sticky when wet and shrink when dried. Pdf black cotton soil modification by the application of waste. Ce6012 ground improvement techniques git syllabus unit i problematic soil and improvement techniques role of ground improvement in foundation engineering methods of ground improvement geotechnical problems in alluvial, lateritic and black cotton soils selection of suitable ground improvement techniques based on soil conditions. The soil was airdried and pulverized in a ball mill after separating the pebbles and sieved through 425 micron. Semiarid, hot climate and poor drainage conditions, low lying regions and. Stabilization of black cotton soil using sodium chloride.
Black cotton soil was stabilized using various proportion of renolith, and. In summer it is very common to see them with hexagonal columnar structure with shrinkage cracks as wide as 10 cm a. May 07, 2016 the treatment of black cotton soil with bagasse ash at 16% by dry weight of soil has given a cbr value as high as 11. This type of soil contains pure clay particles with about 85100 percentages passing through 75 micron sieve. Density, lime, black cotton soil, stabilization, california bearing ratiocbr. The basic properties of bc soil are shown in table 1. Black cotton soil modification by the application of waste materials. The raw data was processed using proprietary instrument software and icdd pdf 24.
Black cotton soils are inorganic clays of medium to high compressibility and form a major soil group in india. This article provides study notes on black cotton soil. The paper present the results of a laboratory study carried out on cement treated black cotton soil bcs admixed with groundnut shell ash gsa compacted using the standard proctor compaction energy. Classification and characteristics hello friends welcome to. Analysis of engineering properties of black cotton soil. 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 settlement characteristics. They are of variable thickness, underlain by black sticky material known as black soil. To determine the difference in simple black cotton soil and reinforced black cotton soil to determine value of c. Soil types of india alluvial soils black soils characteristics, chemical properties, distribution, divisions. The best app for cbse students now provides soils class 11 notes geography latest chapter wise notes for quick preparation of cbse exams and school based annual examinations. Puranik karnatak university, dharwad, india abstract urbanisation and growth in the economy of tier2 cities of india have led to the steep increase in the building construction activities and has.
Black cotton soil is one of the major soil deposits of india. Introduction black cotton soil are found in extensive region of deccan trap in indian. The pdf paper for seminar report discusses the various techniques which are being used for modern soil stabilization. Black cotton soils also called regur soils are generally clayey, deep and impermeable. Abstract is an article from abstracts of the papers printed in the philosophical transactions of the royal. A study on stabilization of black cotton soil by use of. Pdf stabilization of black cotton soil by admixtures. Very few researches are on brick made up from black cotton soil among the world, though black cotton soil is easily available in indian context. Stabilization of black cotton soil for pavement using fly ash and lime 1shubham maheshwari, 2 s. Shrinkage and swelling are two main hitches which takes place in black cotton soil 6osinubi, 2011. Mar 17, 2018 cbse geography chapter 6 soils class 11 notes geography in pdf are available for free download in mycbseguide mobile app. The geology and geotechnical properties of the black cotton soils of northeastern nigeria. It is widely recognized that selection between cementitious stabilizing agents cement and lime is based on the plasticity index pi of the primary soil type being improved.
So is the particular case of black cotton soil with a wide range of. A experimental study of black cotton soil, stabilized with. Black cotton soils feel hard in dry state and possess a good shearing strength which drops down drastically on addition of moisture. The alkali solution includes a mixture of sodium hydroxide and sodium silicate. Here we are sharing indian soils types and features of those soils. Free download live project for final year civil enginnering. The mixture of 20% brick powder and 80% limestabilized black cotton soil under study resulted in increase in the cbr value by about 5% in comparison with limestabilized black cotton soil. The poorest soil among all is black cotton soil bc soil. Study of black cotton soil characteristics with cement waste dust and lime article pdf available in procedia engineering 51. Soils class 11 notes geography mycbseguide cbse papers. Black cotton soil when comes in contact with water it either swells or. Gudadappanavar assistant professor department of civil engineering presented by. Improvement of bearing capacity of black cotton soil using.
Pdf study of black cotton soil characteristics with. When it comes in contact with water soil swells and when water content reduces, soil. Stabilization of black cotton soil for pavement using fly ash. Pdf design of pile foundation in black cotton soil. Students looking for ideas on civil projects can find topics with abstracts and reports,ideas for free download. Stabilization of black cotton soil for pavement using fly. They are characterized by high shrinkage and swelling properties. An experimental study on stabilization of black cotton soil. Research article infiltration studies of different. Black cotton soils are highly clayey soils, grayish to blackish in colour black cotton soils have been formed from basalt or trap black cotton soils contain the clay mineral montmorillonite, which is responsible for the excessive swelling and shrinkage characteristics of soil black cotton soil undergoes change in volume when it comes in. Building on black cotton soil is a tricky affair, admits mr daniel mburu, the ceo of fingerprint capital, a building and construction firm that specialises in putting up budget homes for.
A better understanding of these properties will enhance the usage of the material in geotechnical engineering works. Limestabilized black cotton soil and brick powder mixture as. They exhibit high swelling and shrinking when exposed to changes in moisture content and hence have. In civil engineering aspects black cotton soil is giving hazardous problems to engineers. Jan 23, 2016 soil types of india alluvial soils black soils characteristics, chemical properties, distribution, divisions. Study notes on black cotton soil building engineering. The work covers the characterization and onedimensional consolidation test on black cotton soil treated with up to 16% rice. Stabilization occurs when lime is added to black cotton soil and a pozzolanic reaction takes place. The black cotton soil is found in major portion of maharashtra, west m. Read moresoil mechanics mcq civil engineering questions answers. Soil mechanics mcq civil engineering questions answers. Effects of ggbs on geotechnical properties of black cotton soil under the guidance of shri.
The swelling and shrinkage behavior of black cotton soil originate mainly from. Abhijeet kumar singh 2sd11cv001 aquib nasir razi 2sd11cv009 dibyajyoti sarma 2sd11cv020 kamlesh kumar 2sd11cv031 8th semester b. This paper presents a comparative study of different additives on the index. Geotechnical engineering made easy gate handwritten notes pdf. An experimental study on stabilization of black cotton soil by using quarry dust and lime mixture by mr. Pdf design of pile foundation in black cotton soil ijirst. Expansive soils pose a detrimental for any construction that rest upon this soil. From the results after analysis it was found that the values of parameters of infiltration models varies from soil to soil and soil. Chanuhan rajiv and et al 2009 has studies the strength improvement of soil treated with lime and flyash mix for durability criteria. First of all, their work called for widening stretches of new, rich, black soil in florida, in louisiana, in mexico. Sep 17, 2018 the pdf paper for seminar report discusses the various techniques which are being used for modern soil stabilization. Comparison of brick made from black cotton soil with.
Atterberg limits tested in laboratory is tabulated in table1. So there is a need to increase the soil strength and bearing capacity. Stabilisation of black cotton soils using fly ash, hubballi. Full text of a study on stabilization of black cotton soil by use of fly ash, ferric chloride and stone dust see other formats research inventy. In a phenomenon known as argillipedoturbation, alternate shrinking and swelling causes self. Characteristics of black cotton soil with cement dust and lime3,6 bc soil is considered as a very poor type of soil having black colour with very fine grain. Full text of a study on stabilization of black cotton. Major soil types of india geologically, indian soils can broadly be divided into soils of peninsular india and soils of extrapeninsular india. A study on engineering behavior of black cotton soil and. Professor 1,2department of civil engineering 1,2samrat ashok technological instituteengineering college vidisha mp 464001. Stabilization of black cotton soil subgrade using sawdust ash and lime.
Pdf geotechnical investigation of black cotton soils. The soils of peninsular india are formed by the decomposition of rocks in situ, i. Oct 10, 2017 abstractthis article presents a method of geopolymerizing black cotton soil bcs, a type of highly expansive soil, to ascertain its potential use in subgrades. Stabilisation of black cotton soils using fly ash, hubballidharwad municipal corporation area, karnataka, india by udayashankar d.
Tech presentation on experimental investigation, on high expensive black cotton soil by using phosphogypsum, lime and fly ash submitted by shelendra kumar 12mumfctd001 guided by. Pdf study of stabilization of black cotton soil using lime. Stabilisation of black cotton soil using admixtures pankaj r. With the same intention, an attempt is made to modify engineering properties of black cotton soils from nagpur region, maharashtra, india by using rbi grade 81 and sodium silicate. Analysis of strength characteristics of black cotton soil.
Scribd is the worlds largest social reading and publishing site. The present work investigates the improved properties of lateritic and black cotton soils stabilized with ground granulated blast furnace slag ggbfs and alkali solutions. Abstract urbanisation and growth in the economy of tier2. So, as to utilize these soils in an effective way, proper treatment to the soil is required. Regur means cotton best soil for cotton cultivation. The black cotton soil is collected from the new railway station site of bypass road, near hiremangalure village, chikmaglore. Pdf strength properties of cement treated black cotton soil. Comparative study of black cotton soil stabilization with.
House construction cost calculator excel sheet free download. Stabilisation of black cotton soils using fly ash, hubballidharwad municipal corporation area, karnataka, india. Evaluation of engineering properties of black cotton soil. Black soil is also known as black cotton soil as cotton is an important crop which is grown in this type of soil. This black cotton soils occurs mostly in the central and western parts and covers approximately 20% of the total area of india. In these type of foundation the structure is anchored to the ground at a depth where ground movement due to changes in moisture content negligible. Practical problems of highway construction in black cotton. The lateritic and black soils are treated with 30% ggbfs and the alkali solutions consisting of 6% na2o having silica modulus ms of 0. Stabilization of soils is an effective method for improvement of soil properties and the pavement system performance. The optimum dosage of bagasse ash in stabilizing black cotton soil is 16% by dry weight of the soil. Chavhan india the biggest handicap is to provide a complete abstractstabilization of black cotton soil bc soil is studied by using lime and fly ash. Methodology the aim of doing this work is to highlight the use of. Of the various factors that affect the swelling behaviour of these soils, the basic mineralogical composition is very important. An experimental study on stabilization of black cotton.
For 14% initial moisture content in the black cotton soil, the stone columns of diameters 25mm, 37. Pdf the black cotton soil is a type of problematic expansive soil which causes many problems in the construction of. The soil was taken from 1 meter below the ground level. The possibility of good construction sites to build structures on black cotton soils is difficult due to their poor strength and deformation characteristics. Black cotton soils for the study were derived from indrasagar rockfill dam, polavaram, andhra pradesh india from a depth of 1m, 1. The black cotton soil is a type of problematic expansive soil which causes many. Black cotton soil bc soil bc soil was sampled from an open pit of 1. The soil sample was collected by open excavation, from a depth of one meter below natural ground level leaving the surface soil. Soil mechanics civil engineering mcq questions answers 1 which of the following type of soil is transported by gravitational forces. Mineralogical analysis shows the soils to be predominantly kaolinite and mont morillonite.
Montmorrilonite is the predominant mineral of black cotton soils. These soils expand and become sticky during rainy season and contract during the dry season causing deep cracks into the soil. This research dwells on how black cotton soil bcs could be stabilized and. Stabilization of highly expansive black cotton soils by means. Water table in the areas of black cotton soils is deep hence it is the rain water and storm water which is to be prevented from coming into contact with black cotton soil of the active zone. Black cotton soil consists of clay minerals like montmorrilonite, illite and kaolinite, chemicals like iron oxide and calcium carbonate in the form of kankars, and organic matter like humus.
481 717 427 848 959 1579 1437 1179 1161 96 1235 247 244 1320 142 1386 291 1341 501 1670 406 1324 619 262 332 407 481 725 516 1139 96 708 1425 28