From this state, the properties of soil change to plastic, and there will be huge differences in the engineering properties of soil. In the atterberg limits of soil, the determination of the plastic limit is easy and important. In this situation Atterberg limits helps to identify the state of soil. The soil may be in one of four states such as solid, semi-solid, plastic, and liquid depending on the water content of soil and to determine the liquid limit, plastic limit and shrinkage limit of soils Atterberg limits methods are used and these Atterberg limits are defined in … D. Williams, in Gold Ore Processing (Second Edition), 2016 4.1.2 Atterberg Limits. However, it was not until sometime later, in 1948, when the Unified Soil Classification System recognised the No. Atterberg limits, then, are water contents at critical stages of soil behavior. A Geotechnical Engineer should have thorough knowledge of this material of structure as in the case of any other structural material. Importance of Soil Engineering: Once it is accepted that soil is a structural material, its importance in Civil Engineering becomes paramount. Depending on the water content of a soil, the soil may be in one of four states: solid, semi-solid, plastic and liquid. The connection between these three men can be seen in the testing and classification of soil. In each state the property of soil differs depending on water content. In this article we will discuss about the types and uses of consistency limits of soil. The Swedish soil scientist Albert Atterberg originally defined seven “limits of consistency” to classify fine-grained soils, but in current engineering practice only two of the limits, the liquid and plastic limits, are commonly used. 17, 2000 Maribor, Slovenia E-mail: stanislav.skrabl@um.si Abstract In soil mechanics the Atterberg limits are the most distinctive and the easiest property of fine-grained soils to measure. They, together with natural water content, are essential descriptions of fine-grained soils. Types of Consistency Limits: In 1911, Atterberg, a Swedish agricultural engineer, stated that a fine-grained soil can exist in four states, namely, liquid, plastic, semi-solid, or solid state, depending on its water content. (A third limit, called the shrinkage limit, is used occasionally.) Liquid Limit, LL Liquid limit is the water content of soil in which soil grains are separated by water just enough for the soil mass to … According to the author, the consistency of a given soil depends on its water content as described by atterberg limits. Atterberg created the liquid and plastic limit tests, and Casagrande later refined them. 200 sieve (75 micrometers) as the upper grain size limit for fine-grained soils. When Atterberg developed the liquid limit test, it involved placing the soil pat in a porcelain bowl and cutting a groove in the soil with a spatula. The classification of soil is very much important because to determine the engineering properties of soil in Construction technology. Faculty of Civil Engineering Smetanova ul. pointed out the importance of atterberg limits in engineering works. It is the barrier between the semi-solid state and plastic state so it is known as the plastic limit. Depending on its water content, a soil may appear in one of four states: solid, semi-solid, plastic and liquid.In each state, the consistency and behavior of a soil is different and consequently so are its engineering properties. Swedish scientist Albert Atterberg was the first person to define the limits of soil consistency for the classification of fine-grained soils and later, they were refined by Arthur Casagrande. The Atterberg limits are based on Atterberg limits are used to distinguish between silt and clay. 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