Dec 09, 2017 in this video, we will see how to do the sieve analysis and find out the fineness modulus of sand. May 10, 20 thus the object in this paper is to find the best fineness modulus of sand to get. Jul 05, 20 the fineness of sand affects the cost and properties of concrete. Table 4 particle size distributions for sand and csfb samples. In this video, we will see how to do the sieve analysis and find out the fineness modulus of sand. Pdf effect of fineness modulus of manufactured sand on. And for all in aggregates or combined aggregates fineness modulus varies from 3.
The research on the fineness modulus and fractal dimension of. Optimization of gradation and fineness modulus of naturally. An empirical factor obtained by adding the total percentages of a sample of the aggregate retained on each of a specified series of sieves, and dividing the sum by 100. Apr 26, 2012 sand divided to 3 zones as fine sand, medium sand and coarse sand and limits are given to each. The fine aggregate sand taken is yamuna river sand and coarse aggregate taken is dolomite limestone in crushed form. Thus the object in this paper is to find the best fineness modulus of sand to get. Definition fineness modulus denotes the relative fineness of. In this article through grinding colorless waste glasses respectively 1,2,3,4,5,6,7,8,10,20,30 min, then calculate the fineness modulus and fractal dimension of waste glass powder, it is concluded that with the extension of grinding time the fineness modulus of the waste glass powder show the trend of decreasing first then increasing and decreasing again in last,and it is mainly decided by the. Definition fineness modulus denotes the relative fineness. Table 3 wash wet concrete, mortar, cement, or cement mixtures from your. What is fineness modulus of sand fine aggregate and calculation.
Fineness the screen analysis should be run on the washed system sand and the dried system sand. This is rolled sand because the grains are rounded. The specific gravity, fineness modulus and water absorption test are. The use of the fineness modulus for the grading evaluation of. More fineness modulus value indicates that the aggregate is coarser and small value of fineness modulus indicates that the aggregate is finer. Effect of fineness of sand on the cost and properties of. The specific gravity, fineness modulus and water absorption test are conducted on natural sand. The fineness modulus is computed by adding the cumulative percentages retained on the 6.
The fineness modulus is computed by adding the cumulative percentages retained on the 6 in. Experimental investigation on the strength characteristics. All full size standard sieves are typically use for calculation 38in. Fineness modulus is defined as the sum of the cumulative percentages retained on specified sieves. Fineness modulus of sand fine aggregate is an index number which represents the mean size of the particles in sand. Thus the object in this paper is to find the best fineness modulus of sand to get the. The is 102622009 was followed for the mix design of m20 grade concrete after that optimization of cement is done. What is the is code for the test of fineness modulus of fine. Generally sand having fineness modulus more than 3.
The particle size distributions for sand and five different samples of csfb are presented in table 4 and figs. Fineness modulus the fineness modulus is an indicator of the fineness of an aggregate and is most used for evaluating fine aggregates. The bulk density of manufactured sand is 1862 kgm3and the specific gravity is 2. Effect of fineness of sand on the cost and properties of concrete.
Sieve analysis and fineness modulus sampling since the reason for sampling aggregates is to determine the gradation particle size of the aggregate, it is necessary that they be sampled correctly. What is fineness modulus of coarse aggregates and its calculation. Effect of replacement of natural sand by msand as fine. The fineness of sand affects the cost and properties of concrete. The higher the fm is, the coarser the aggregate is. As a leading global manufacturer of crushing, grinding and mining equipments, we offer advanced, reasonable solutions for any sizereduction requirements including, effect of fineness modulus of sand on concrete, quarry, aggregate, and different kinds of minerals.
Pdf optimization of gradation and fineness modulus of. Method of calculation of the fineness modulus of aggregate pdf. Thus the use of magnesite waste partially instead of sand reduces the cost considerably in concrete. Combined effect of fineness modulus and grading zones of fine. Fineness modulus of coarse aggregates and its calculation. Fineness modulus of fine aggregate sand and sieve analysis. Bolton deformations of sandy soils around geotechnical structures generally involve strains in the range small 0.
Strength appraisal of artificial sand as fine aggregate in. For every 5% increase in fm of sand, admixture dosage reduced by 0. Effect of replacement of natural sand by msand as fine aggregate in concrete shivang. In the present investigations, the effect of fineness modulus of sand has been investigated. The cumulative percentage retained on each sieve is added and subtracted by 100 gives the value of fineness modulus.
Fineness modulus of finer aggregate is lower than fineness modulus of coarse aggregate. Fine aggregates are the aggregates whose size is less than 4. Effect of fineness modulus of sand on concrete products. Self compacting concrete scc is one of the innovative construction material based on the performance in both fresh and hardened state. Experimental investigation on the effect of msand in high. Pdf optimization of gradation and fineness modulus of naturally. The fineness modulus fm of either fine or coarse aggregate according to astm c 125 is calcu lated by adding the cumulative percentages by mass retained on. More detailed effects of recycled fine glass aggregates on the properties of dry. Strength characteristics of concrete mix by replacing fine. Sand divided to 3 zones as fine sand, medium sand and coarse sand and limits are given to each.
The artificial sand obtained from local crusher with specific gravity 2. The fineness modulus fm is an empirical figure obtained by adding the total percentage of the sample of an aggregate retained on each of a specified series of sieves, and dividing the sum by 100. Sand type original fineness modulus optimized fineness modulus s1 1. Effect of fineness of sand on density of concrete after measuring the slump, several 150 mm cubes were filled. A comparison of the dried sand screen analysis and the washed screen analysis shows how much agglomeration is taking place in the green sand system. Sieve analysis and fineness modulus of sand youtube. Fineness modulus is generally used to get an idea of how coarse or fine the aggregate is. The fineness modulus is a measure of the average grain size of a fine aggregate and is computed by adding the cumulative percentages retained on the sieves mentioned in paragraph 3, and dividing the sum by 100. Stiffness of sands through a laboratory test database s. Developing concrete using sea shell as a fine aggregate. Ca fly ash yn other admixtures class of source of fine aggregate pit no source of coarse aggregate pit no readymix, name and location. It is an empirical number relating to the fineness of the aggregate. Stiffness of sands through a laboratory test database.
The research on the fineness modulus and fractal dimension. Obtained by adding the sum of the cumulative percentages by mass of a sample aggregate retained on each of a specified series of sieves and dividing the sum by 100. Specifications for coarse and fine aggregates from natural sources for concrete. Apr 10, 2018 fineness modulus of sand and sieve analysis of sand how to decide zone of sand fine aggregate. Crdc10480 method of calculation of the fineness modulus. Study of strength properties of concrete by partial. Fineness modulus of sand is an index arrived based on the particle size analysis and then dividing the sum of the cumulative percentage of particles retained on the sieves by 100. What is fineness modulus of sand fine aggregate and. Fineness modulus of sand may be define as sum of cumulative % age retained on standard sieves 4,8,16,30,50 and 100 divide by 100. It is calculated by performing sieve analysis with standard sieves. Fineness modulus is a term used as an index to the fineness or coarseness of sand. In this strain range the soil exhibits nonlinear stress strain behaviour, which should be incorporated in any deformation analysis.
It was noted that both desert sand samples belonged to superfine sand. It has been sorted in several categories starting the fineness modulus fm of sand from 2. The fineness modulus fm is an empirical figure obtained by adding the total percentage of. Fineness modulus of fine aggregate txdot designation. Pdf effect of aggregate size distribution on concrete.
As fine aggregate comprises up to 30% of the total volume of concrete, consequently gradation and fineness modulus of sand are among. Chapter 2 sieve analysis and fineness modulus sampling. Experimental investigation on the strength characteristics of. Fineness modulus of sand fine aggregate is an index number which represents the.
Request pdf effect of fineness modulus and specific gravity of manufactured sand as fine aggregate in mix proportioning of concrete concrete is a widely used material in the world. This is crushed sand because the grains are pointed. To find the fineness modulus of fine aggregate we need sieve sizes of 4. Comparison of optimized gradation curves with astm limits. Crdc10480 method of calculation of the fineness modulus of. The fineness modulus of an aggregate is roughly proportional to a. What is the is code for the test of fineness modulus of. The properties of m sand is found out and the results are given. We have replaced the sea shell after grinding it to the maximum size of 4. For fine and coarse sand and comparing gradingis code grading, and also working out fineness modulus fm. Performance of mortar and concrete made with a fine. Improper blend of aggregate influences the cement and water demand for a. Msand has constant fineness modulus of aggregate because it has manufactured by machine so no need of the change in concrete mix design. Sand properties affect the workability, boardlife, compressive strength.
Combining values from the two systems may result in nonconformance with the standard. Due to over consumption of natural river sand deposits creating several environmental issues, as an alternate. Fineness modulus value can be used as a technical way to blend coarse aggregate. Determination of fineness modulus of sand to determine the fineness modulus, we need standard sieves, mechanical sieve shaker optional. This sshaped curve was obtained for 75 tests on a total of 30 sands, with a wide range of con ning pressure, relative density and void ratio. Fineness modulus denotes the relative fineness of the aggregate and it is calculated as 1100 of the sum of the cumulative percentages retained on the standard sieves during a sieve test analysis of aggregates. Fineness modulus of different type of sand is as per given below. Sea shell is the dead remain of the marine organism. The fineness modulus, moisture content of dry sand and bulk density for tenggeli sand were 0. Combined effect of fineness modulus and grading zones of. The properties of msand is found out and the results are given. The determination of the fineness modulus of fine aggregates scope the fineness modulus is a measure of the average grain size of a fine aggregate and is computed by adding the cumulative percentages retained on the sieves mentioned in paragraph 3, and dividing the sum by 100. The sieve analysis revealed that the fine aggregate falls in zone.
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